Harris County Oil and Gas Companies

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This web page lists oil and gas companies in Harris County, Texas. Before visiting any of these Houston area oil and gas companies, be sure to verify their address, hours of operation, and appointment requirements (if any). An oil and gas company may have ceased operations or moved to a different address, and business hours can sometimes vary seasonally and during holiday periods. So a quick phone call can often save you time and aggravation.


A2D Technologies Humble, Texas 77396 1-281-319-4944 http://www.a2d.com Located in Harris County.	Data Processing Services. Oil and Gas Companies. Oil and Gas Exploration and Development.

A3im Inc Houston, Texas 77017 1-713-378-7600 http://a3im.com Located in Harris County.	Oil and Gas Companies.

Ada Resources Inc Houston, Texas 77033 1-713-640-0100 http://adaresources.com Located in Harris County.	Diesel Fuel. Fuels Retail. Lubricating Oils Retail. Oil and Gas Companies. Oil and Gas Distributors and Marketers. Petroleum Products and Equipment.

Adams Resource Exploration Corporation Houston, Texas 77027 1-713-881-3600 http://www.adamsresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Distributors and Marketers.

Adams Resources Exploration Houston, Texas 77027 1-713-881-3601 http://adamsresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Advanced Micromagnetics Inc Houston, Texas 77056 1-713-439-7927 http://www.ammexploration.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Amromco Energy LLC Houston, Texas 77084 1-832-204-4850 http://amromco.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Anderson Oil Limited Houston, Texas 77056 1-713-652-5746 http://www.andersonoilltd.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Anglo-Dutch Petroleum INTL Houston, Texas 77046 1-713-993-9303 http://anglo-dutch.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Apache Corporation Houston, Texas 77056 1-903-734-3637 http://www.apachecorp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers. Stock and Bond Brokers.

Apache Oil CO Inc Pasadena, Texas 77505 1-281-487-5400 http://www.apacheoilcompany.com Located in Harris County.	Auto Oil and Lube. Diesel Fuel. Oil and Gas Companies. Petroleum Products and Equipment.

Aries Operating LLC Houston, Texas 77010 1-713-759-1981 http://www.ariesoperating.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Professional Engineers.

Association of Energy Service Company Houston, Texas 77042 1-713-781-0758 http://www.aesc.net Located in Harris County.	Business and Professional Associations and Organizations. Community and Civic Organizations. Oil and Gas Companies.

Atlas Petroleum Exploration Houston, Texas 77084 1-713-554-8900 http://aopsupply.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Austin Exploration Inc Houston, Texas 77042 1-713-780-7141 http://www.austinex.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Axis Energy Corporation Houston, Texas 77079 1-281-531-9903 http://www.axisenergy.com Located in Harris County.	Energy Management Systems and Products. Oil and Gas Companies. Oil and Gas Producers.

Barnhart Company Houston, Texas 77056 1-713-622-4750 http://barnhartinterests.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Bestway Oil & Gas, Inc. Channelview, Texas 77530 1-281-452-2525 http://www.BestwayOilfield.com Located in Harris County.	Oil and Gas Companies.

BHP Billiton Petroleum AMER Houston, Texas 77056 1-713-961-8500 http://www.bhpbilliton.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Bison Energy Partners Houston, Texas 77060 1-281-873-9100 http://www.bisonenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Blackstone Minerals Company Houston, Texas 77002 1-713-658-0647 http://bsmc.cc Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Blade Energy Partners Houston, Texas 77084 1-713-621-9097 http://www.blade-energy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Blue Dolphin Energy Company Houston, Texas 77002 1-713-227-7660 http://blue-dolphin.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Blue Dolphin Petroleum Company Houston, Texas 77002 1-713-227-7660 http://www.blue-dolphin.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Blue Dolphin Pipe Line Company Houston, Texas 77002 1-713-227-7660 http://blue-dolphin.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Blue Star Resources Inc Houston, Texas 77090 1-281-893-6035 http://pecogas.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

BPZ Energy Inc Houston, Texas 77079 1-281-556-6200 http://bpzenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Bri Consulting Group Inc Houston, Texas 77057 1-713-468-6813 http://bri-consultants.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

British American Business Counsel Houston, Texas 77042 1-713-784-7710 http://www.babchouston.org Located in Harris County.	Oil and Gas Companies. Professional and Trade Associations.

Callon Petroleum Company Houston, Texas 77077 1-281-589-5200 http://callon.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

CAMC Holdings Houston, Texas 77056 1-713-621-7753 http://camac.com Located in Harris County.	Exporters. Oil and Gas Companies. Oil and Gas Exploration and Development.

Campex Company Houston, Texas 77042 1-713-782-9616 http://campexinc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Canadian Triton INTL Limited Houston, Texas 77077 1-281-556-5077 http://canadiantriton.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Carrizo Oil & Gas Inc Houston, Texas 77002 1-281-496-1352 http://www.carrizo.cc Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Castex Energy Inc Houston, Texas 77060 1-281-447-8601 http://www.castexenergy.com Located in Harris County.	Energy Management Systems and Products. Oil and Gas Companies. Oil and Gas Exploration and Development.

Century Resources Inc Houston, Texas 77056 1-713-266-4344 http://www.centuryresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Ceritas Group Houston, Texas 77002 1-713-439-5000 http://ceritasgroup.com Located in Harris County.	Energy and Environment. Energy Management and Conservation Consultants. Oil and Gas Companies. Oil and Gas Exploration and Development.

Cheniere Energy Inc Houston, Texas 77002 1-713-659-1361 http://cheniere.com Located in Harris County.	Energy Management Systems and Products. Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers. Utilities.

Cheniere Lounge Inc Houston, Texas 77002 1-713-659-1361 http://www.cheniere.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Chevron Employees Credit Union Houston, Texas 77082 1-281-596-2351 http://chevronecu.org Located in Harris County.	Credit Unions. Oil and Gas Companies.

Clampon Inc Houston, Texas 77084 1-281-492-9805 http://clampon.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Concorde Resources LLC Houston, Texas 77002 1-713-224-6854 http://concorderesources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Conoco Phillips Houston, Texas 77002 1-713-224-5256 http://br-inc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Consolidated Oil & Gas Inc Kingwood, Texas 77339 1-281-446-7122 http://consolidatedoilgas.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Contango Oil & Gas Company Houston, Texas 77098 1-713-960-1901 http://contango.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Copano Energy Houston, Texas 77019 1-713-621-9547 http://copanoenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Crawford Energy Inc Houston, Texas 77056 1-713-626-2637 http://www.crawfordenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Cypress Consulting Houston, Texas 77066 1-281-955-9290 http://www.cc-lc.net Located in Harris County.	Oil and Gas Companies.

Davis Offshore Houston, Texas 77056 1-713-933-0064 http://davisoffshore.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Davis Petroleum Corporation Houston, Texas 77056 1-713-626-7766 http://davispetroleumcorp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Delta Petroleum Corporation Houston, Texas 77027 1-713-877-1214 http://deltapetro.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Denali Oil & Gas Management LLC Houston, Texas 77060 1-281-847-1888 http://denaliog.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Devon Energy Corporation Houston, Texas 77002 1-713-286-5700 http://www.devonenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Dominion Exploration & Prdctn Houston, Texas 77002 1-281-673-1900 http://www.dom.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

E SEIS Inc Houston, Texas 77079 1-281-531-1447 http://e-seis.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Empresaenergy Houston, Texas 77024 1-713-468-3628 http://empresaenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

En Development CO Inc Houston, Texas 77057 1-713-977-4662 http://endevcoinc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Endeavor Natural Gas Houston, Texas 77002 1-713-658-8555 http://www.endeavorgas.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Energy Allied INTL Corporation Houston, Texas 77057 1-713-973-3926 http://energyallied.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Energy Industry Counsel Houston, Texas 77077 1-713-783-1200 http://the-eic.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Energy Partners Limited Houston, Texas 77002 1-713-228-0711 http://eplweb.com Located in Harris County.	Oil and Gas Companies.

Energy Resource Technology Inc Houston, Texas 77060 1-281-618-0590 http://caldive.com Located in Harris County.	Fuels Retail. Oil and Gas Companies. Oil and Gas Producers. Propane and Natural Gas.

Ensley Properties Inc Houston, Texas 77027 1-713-622-7332 http://www.episolutions.net Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Enterprise GP Holdings LP Houston, Texas 77002 1-713-381-6500 http://enterprisegp.com Located in Harris County.	Gas Companies. Oil and Gas Companies. Oil and Gas Distributors and Marketers. Utilities.

Erhc Energy Inc Houston, Texas 77056 1-713-626-4700 http://erhc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Eseis Inc Houston, Texas 77079 1-281-531-1447 http://www.e-seis.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Evolution Petroleum Corporatio Houston, Texas 77042 1-713-935-0122 http://evolutionpetroleum.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Extex Production Houston, Texas 77056 1-713-953-0824 http://extex.net Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Falcon Seaboard Houston, Texas 77024 1-713-622-0055 http://www.falconseaboard.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Famcor Oil Inc Houston, Texas 77063 1-713-974-0804 http://famcor.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Focus Exploration LLC Houston, Texas 77042 1-713-435-0021 http://www.focusexploration.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Forest Oil Corporation Houston, Texas 77002 1-713-830-6800 http://houstonexploration.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Fouling & Coking Technology Kingwood, Texas 77345 1-281-361-3372 http://www.foulingrefinery.com Located in Harris County.	Laboratories. Oil and Gas Companies. Oil and Gas Exploration and Development. Research and Development Laboratories.

Foundation Oil CO Inc Humble, Texas 77338 1-281-540-4422 http://www.focinc.com Located in Harris County.	Landscape Services. Lawn and Garden Equipment and Supplies Retail. Lawn and Garden Furnishings. Oil and Gas Companies.

Frontera Resources Corporation Houston, Texas 77056 1-713-585-3200 http://www.fronteraresources.com Located in Harris County.	Investment Advisory Services. Investment Services. Oil and Gas Companies. Oil and Gas Exploration and Development.

Frontier Oil Corporation Houston, Texas 77024 1-713-688-9600 http://www.frontieroil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Frontier Oil Corporation Houston, Texas 77061 1-713-649-5516 http://frontieroil.com Located in Harris County.	Aerospace Consultants. Aviation Consultants. Oil and Gas Companies. Oil and Gas Producers.

Frontline Geoservices Limited Katy, Texas 77493 1-281-371-2800 http://frontlinegeo.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Gaffney-Kroese Supply Houston, Texas 77032 1-281-449-5000 http://www.gaffney-kroese.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Genesis Land & Mineral Resource Spring, Texas 77379 1-281-370-7772 http://www.genesislandonline.com Located in Harris County.	Oil and Gas Companies.

Geo Met Inc Houston, Texas 77010 1-713-659-3855 http://geometinc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Geokinetics Inc Houston, Texas 77042 1-713-978-7070 http://geokinetics.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Goldking Energy Corporation Houston, Texas 77002 1-713-228-5464 http://goldkingenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Goodrich Petroleum Corporation Houston, Texas 77002 1-713-780-9494 http://www.goodrichpetroleum.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Grey Wolf Inc Houston, Texas 77042 1-713-435-6100 http://www.gwdrilling.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

GRUY HJ & Associates Inc Houston, Texas 77002 1-713-654-2000 http://hjgruy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Hankey Oil Company Houston, Texas 77027 1-713-960-9795 http://hankeyoil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Harvest Natural Resources Inc Houston, Texas 77077 1-281-899-5700 http://harvestnr.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Houston American Energy Corporation Houston, Texas 77002 1-713-222-6966 http://www.houstonamericanenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Houston Energy LP Houston, Texas 77002 1-713-650-8008 http://www.houstonenergyinc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Houston Mark 1 Properties Houston, Texas 77024 1-713-722-8880 http://echolane.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Houston Oil Tool Houston Solar Houston, Texas 77057 1-713-785-7867 http://houstoncritics.com Located in Harris County.	Engineering Services. Oil and Gas Companies. Oil and Gas Producers. Professional Engineers.

Intelligent Agent Corporation Houston, Texas 77042 1-713-953-0823 http://geoexperts.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Interactive Exploration Inc Houston, Texas 77056 1-713-993-0676 http://inexs.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Intergulf Pasadena, Texas 77507 1-281-474-4210 http://www.intergulfcorp.com Located in Harris County.	Fuel Oils Wholesale. Oil and Gas Companies.

Intermoor Inc Houston, Texas 77079 1-832-399-5000 http://intermoor.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Iota Houston, Texas 77060 1-281-248-4682 http://iota.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

J C Sorensen Partners Houston, Texas 77024 1-713-468-9933 http://jcsorensen.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

J Connor Consulting Houston, Texas 77084 1-281-578-3388 http://www.jccteam.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Jaguar Exploration Inc Houston, Texas 77079 1-281-920-2668 http://www.jaguarexp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

James Walker Oil & Gas Company Houston, Texas 77060 1-281-875-0002 http://www.jameswalker.biz Located in Harris County.	Industrial Equipment and Supplies Wholesale and Manufacturers. Industrial Equipment Parts and Accessories Wholesale and Manufacturers. Oil and Gas Companies. Oil and Gas Exploration and Development.

Journey Oil & Gas Houston, Texas 77002 1-713-655-0595 http://www.journeyoil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

KCA Deutag Drilling Inc Houston, Texas 77042 1-713-243-6230 http://www.kcadeutag.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

King Ranch Inc Houston, Texas 77002 1-713-752-5700 http://king-ranch.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

KMS Technologies Houston, Texas 77057 1-713-532-8144 http://kmstechnologies.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

KMS Technologies-Kjt Enterprises Inc Houston, Texas 77057 1-713-532-8144 http://kmstechnologies.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

L K Oil Field Products Houston, Texas 77066 1-281-444-4121 http://lk-oilfield.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Link Project Service Houston, Texas 77079 1-713-973-5748 http://www.link-projects.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Linn Energy LLC Houston, Texas 77002 1-713-223-0804 http://linnenergy.com Located in Harris County.	Energy Management Systems and Products. Oil and Gas Companies. Oil and Gas Exploration and Development. Utilities.

Live Oak Houston, Texas 77056 1-713-621-4651 http://copanoenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Lowe Partners Houston, Texas 77056 1-713-622-5420 http://maralo.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Mabon Industries Houston, Texas 77094 1-713-871-1550 http://mabonltd.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Maralo Inc Houston, Texas 77056 1-713-622-5420 http://www.maralo.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Marathon Oil Company Houston, Texas 77032 1-281-443-2905 http://marathon.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Mariner Energy Inc Houston, Texas 77042 1-713-954-5500 http://www.mariner-energy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Marvin Consulting Corporation Houston, Texas 77079 1-281-584-0000 http://www.marvinconsulting.com Located in Harris County.	Oil and Gas Companies.

Masefield America Inc Houston, Texas 77056 1-713-968-9212 http://aerosoft-usa.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Distributors and Marketers.

MCX Exploration Limited Houston, Texas 77024 1-713-953-9292 http://www.mcxusa.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Medallion Oil Company Houston, Texas 77002 1-713-654-0144 http://medgrp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Mercury Air Group Houston, Texas 77032 1-281-442-3000 http://www.mercuryair.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Distributors and Marketers.

Merlon Petroleum Company Houston, Texas 77056 1-713-365-9936 http://merlonpet.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Milagro Exploration LP Houston, Texas 77010 1-713-307-7000 http://milagrosalons.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Miller Energy Inc Houston, Texas 77063 1-713-953-0191 http://www.millerenergyinc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

ML Petrie Houston, Texas 77002 1-713-650-3383 http://www.petrieparkman.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Moblize Houston, Texas 77056 1-713-622-1082 http://moblize.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Murex Petroleum Corporation Houston, Texas 77060 1-281-590-3313 http://www.murexpetroleum.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

New Century Exploration Inc Houston, Texas 77064 1-281-664-7000 http://newcenturyexp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Newfield Exploration Company Houston, Texas 77060 1-281-847-6000 http://newfield.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Nornew Inc Houston, Texas 77063 1-713-975-1900 http://www.nornew.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Occidental Energy Marketing Inc Houston, Texas 77046 1-713-215-7000 http://oxy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Occidental Oil & Gas Corporation Houston, Texas 77046 1-713-215-7000 http://oogc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Offshore Energy Center Houston, Texas 77079 1-281-679-8040 http://oceanstaroec.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Offshore Oil Houston, Texas 77027 1-713-960-6068 http://associatedoil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Oil & Gas Evaluation & Cnsltng Bellaire, Texas 77401 1-713-662-0881 http://ogec.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Oil States INTL Inc Houston, Texas 77002 1-713-652-0582 http://oilstatesintl.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Oilog Inc Houston, Texas 77042 1-832-778-8811 http://www.oildatalog.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

OXY USA Houston, Texas 77027 1-713-215-7000 http://www.oxyenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

P-Quip USA Humble, Texas 77338 1-281-540-4573 http://www.pquip.com Located in Harris County.	Industrial Equipment and Supplies Wholesale and Manufacturers. Oil and Gas Companies. Oil and Gas Producers.

Paloma Resources LLC Houston, Texas 77002 1-713-650-8500 http://palomaresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Panther Resources Corporation Houston, Texas 77002 1-713-759-6827 http://panthergas.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Panther Resources Corporation Houston, Texas 77005 1-713-759-6065 http://www.panthergas.com Located in Harris County.	Auto Engines Service and Repair. Auto Machine Shop Services. Machine Shops. Oil and Gas Companies. Oil and Gas Exploration and Development.

Paradigm Geophysical Company Houston, Texas 77024 1-713-393-4800 http://www.paradigmgeo.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Parker Drilling Company Houston, Texas 77077 1-281-406-2000 http://www.parkerdrilling.com Located in Harris County.	Importers. Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Patterson-Uti Energy Inc Houston, Texas 77067 1-281-765-7100 http://patenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

PEL Tex Oil Company Houston, Texas 77027 1-713-439-1530 http://www.peltex.com Located in Harris County.	Oil and Gas Companies.

Pel-Tex Oil Company Houston, Texas 77027 1-713-439-1530 http://www.peltex.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Penn Virginia Oil & Gas LP Houston, Texas 77024 1-713-722-6500 http://www.pennvirginia.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Peregrine Oil & Gas LP Houston, Texas 77056 1-713-589-6800 http://peregrineoilandgas.com Located in Harris County.	Oil and Gas Companies.

Pete Dailey & Associates Houston, Texas 77079 1-713-464-3699 http://www.petedailey.net Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Peter Paul Petroleum Houston, Texas 77010 1-713-209-1111 http://ppp-co.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers. Professional Engineers.

Petroleum Invest LLC Houston, Texas 77030 1-713-667-5692 http://petroinvest.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Petroleum Tech Associates Houston, Texas 77079 1-281-558-3996 http://petrotech-assoc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Petrolink Service Inc Houston, Texas 77018 1-713-686-3443 http://www.petrolink.net Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Petroquest Energy LLC Houston, Texas 77067 1-713-784-8300 http://www.petroquest.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Petrosin Inc Houston, Texas 77045 1-713-383-7777 http://petrosin.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Plains All American Pipeline Houston, Texas 77002 1-713-646-4100 http://paalp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Precision Fluids Inc Houston, Texas 77041 1-713-896-0606 http://precisionfluids.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Production Services Network Houston, Texas 77024 1-713-461-1267 http://psnworld.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Distributors and Marketers.

Prosource Contract Manufacturing LLC Houston, Texas 77040 1-281-598-8100 http://prosourcemfg.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Pumpelly Oil Company Humble, Texas 77396 1-281-441-2973 http://www.pumpelly.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Distributors and Marketers.

Radial Drilling Service Inc Spring, Texas 77379 1-281-374-7507 http://radialdrilling.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Ram Energy Houston, Texas 77098 1-713-974-5428 http://landdept.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Ram Tray Service Inc Houston, Texas 77060 1-281-999-3774 http://ramtray.com Located in Harris County.	Oil and Gas Companies.

Remora Technology Houston, Texas 77079 1-281-598-2460 http://remoratech.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Rocksource Energy Corporation Houston, Texas 77079 1-281-679-9200 http://rocksource.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Rockwell Fund Inc Houston, Texas 77056 1-713-629-9022 http://www.rockfund.org Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Roff Resources LLC Houston, Texas 77002 1-713-658-1038 http://www.roffresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Rose & Associates Houston, Texas 77006 1-713-528-8422 http://roseassoc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Santos USA Corporation Houston, Texas 77042 1-713-986-1700 http://www.santos.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

SBM Houston, Texas 77073 1-281-209-3039 http://www.sbm4atms.com Located in Harris County.	Oil and Gas Companies.

SBM Houston, Texas 77073 1-281-233-0202 http://www.sbm4atms.com Located in Harris County.	Music and Recording Industry. Oil and Gas Companies. Recording Studios.

Schlumberger Houston, Texas 77056 1-713-621-1124 http://www.slb.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Scott Specialty Gases Pasadena, Texas 77507 1-281-474-5800 http://www.scottgas.com Located in Harris County.	Energy and Environment. Gas Equipment and Supplies Industrial. Oil and Gas Companies. Oil and Gas Producers. Petroleum Products and Equipment.

Seismic Micro Technology Houston, Texas 77024 1-713-464-6188 http://www.seismicmicro.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Semcrude LP Houston, Texas 77056 1-713-458-1400 http://semgrouplp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Sharon Resources Inc Houston, Texas 77057 1-713-789-5395 http://sharonenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Sierra Resources Houston, Texas 77024 1-713-365-6111 http://sierraresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

South Bay Resources LLC Houston, Texas 77057 1-713-785-8700 http://sbres.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Southwestern Energy Company Houston, Texas 77032 1-281-618-4700 http://www.swn.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers. Real Estate Developers and Subdividers.

Southwestern Energy Service Company Houston, Texas 77032 1-281-618-4700 http://www.swn.com Located in Harris County.	Fuels Retail. Gas Companies. Oil and Gas Companies. Oil and Gas Producers. Propane and Natural Gas. Utilities.

Sovereign Oil & Gas Company Houston, Texas 77027 1-713-961-0096 http://sovereignoil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Spectrum Quality Standards Houston, Texas 77084 1-281-578-7575 http://spectrumstandards.com Located in Harris County.	Oil and Gas Companies.

STI Katy, Texas 77493 1-281-371-2700 http://stisurveys.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Stone Energy Corporation Houston, Texas 77060 1-281-872-1999 http://www.stoneenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Strand Energy L C Houston, Texas 77002 1-713-658-8096 http://www.strandenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Strand Energy LC Houston, Texas 77002 1-713-658-8096 http://strandenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Subsurface Consultants & Associates LLC Houston, Texas 77063 1-713-789-2444 http://www.scacompanies.com Located in Harris County.	Exploration Drilling Contractors. Oil and Gas Companies. Oil and Gas Exploration and Development.

Sulzer Chemtech USA Inc Humble, Texas 77396 1-281-540-2555 http://sulzerchemtech.com Located in Harris County.	Oil and Gas Companies.

Superall Products Inc Tomball, Texas 77375 1-281-351-4800 http://superall.net Located in Harris County.	Energy and Environment. Oil and Gas Companies. Oil and Gas Exploration and Development.

Superior Energy Service Inc Houston, Texas 77041 1-281-999-0047 http://superiorenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Susser Petroleum CO LP Houston, Texas 77073 1-832-234-3600 http://www.susserpetroleum.com Located in Harris County.	Diesel Fuel. Oil and Gas Companies.

Swift Energy Company Houston, Texas 77060 1-281-874-2700 http://www.swiftenergy.com Located in Harris County.	Industrial Equipment and Supplies Wholesale and Manufacturers. Machine Tools Wholesale and Manufacturing. Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Synergy Oil & Gas LP Houston, Texas 77024 1-713-827-9988 http://www.synergyog.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Tammany Oil & Gas Houston, Texas 77070 1-281-517-0770 http://www.tammanyoil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Tauber Oil Company Houston, Texas 77007 1-713-869-8700 http://www.tauberoil.com Located in Harris County.	Exporters. Importers. Oil and Gas Companies. Oil and Gas Distributors and Marketers.

Texakota Oil Company Houston, Texas 77098 1-713-520-7600 http://texakota.com Located in Harris County.	Oil and Gas Companies.

Texas Independent Exploration Houston, Texas 77002 1-713-658-0095 http://www.texasindependent.com Located in Harris County.	Oil and Gas Companies.

Texas International Oil Field Houston, Texas 77060 1-281-447-3980 http://tiot.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Texon Houston, Texas 77079 1-281-531-8400 http://texonlp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Distributors and Marketers.

Tgs-Caliber Geophysical Company Houston, Texas 77042 1-713-860-2100 http://www.tgsnopec.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Torch Energy Advisors Inc Houston, Texas 77010 1-713-650-1246 http://teai.com Located in Harris County.	Computer and Equipment Dealers. Information Processing and Retrieval Equipment and Systems. Oil and Gas Companies. Oil and Gas Exploration and Development.

Tradewinds Houston, Texas 77024 1-713-465-7590 http://tradewindsoilandgas.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Transcanada Houston, Texas 77002 1-713-371-6524 http://www.transcanada.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development. Oil and Gas Producers.

Transtar Oilfield Service Houston, Texas 77049 1-281-456-7822 http://transtaroilfield.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Transworld Oil USA Inc Houston, Texas 77002 1-713-428-7800 http://twoil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Tri-C Resources Houston, Texas 77024 1-713-685-3600 http://www.tricresources.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Triad Energy Corporation Houston, Texas 77057 1-713-783-2291 http://triad-energy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Ultra Petroleum Corporation Houston, Texas 77060 1-281-876-0120 http://www.ultrapetroleum.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Unit Petroleum Company Houston, Texas 77046 1-713-960-8870 http://unitcorp.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Upland Exploration Inc Houston, Texas 77068 1-281-444-7569 http://www.uplandexploration.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Usfr Media Group Houston, Texas 77041 1-713-403-6900 http://usfrmedia.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Vaalco Energy Inc Houston, Texas 77027 1-713-623-0801 http://vaalco.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Vanco Energy Company Houston, Texas 77046 1-713-877-8544 http://www.vancoenergy.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Venoco Houston, Texas 77002 1-713-533-4000 http://venocoinc.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Vertex Energy LP Houston, Texas 77058 1-281-486-4182 http://vertexenergy.com Located in Harris County.	Energy and Environment. Gas Companies. Oil and Gas Companies. Recycling Services, Equipment and Supplies. Utilities. Waste Recycling Industrial.

Vision Support Systems Inc Gas Houston, Texas 77057 1-713-789-8484 http://www.visionsupport.cc Located in Harris County.	Gas Companies. Oil and Gas Companies. Oil and Gas Producers. Utilities.

Walter Oil & Gas Corporation Houston, Texas 77002 1-713-659-1221 http://www.walteroil.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Well Data Houston, Texas 77042 1-713-974-0856 http://welldatatech.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Wellstream Corporation Houston, Texas 77079 1-281-368-7400 http://wellstream.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Western Refining Houston, Texas 77002 1-281-598-0066 http://westernrefining.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Producers.

Williams Walter L Office Houston, Texas 77002 1-713-659-1361 http://www.cheniere.com Located in Harris County.	Gas Companies. Oil and Gas Companies. Oil and Gas Exploration and Development. Utilities.

Wood Mac Kenzie Houston, Texas 77057 1-713-821-1380 http://www.woodmackenzie.com Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Woodside Energy Houston, Texas 77056 1-713-963-8490 http://woodside.com.au Located in Harris County.	Oil and Gas Companies. Oil and Gas Exploration and Development.

Harris County Oil and Gas Companies

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Harris County, Texas Oil & Gas Companies