- American Alternatives Energy Corp.
- IPP consulting and development for power energy, cogeneration, thermal, hydro and wind. - American Ref-Fuel
- Develops, owns and operates facilities which convert municipal solid waste into energy in the form of steam and electricity. - Baker and Associates, Energy Consultants
- Offering a wide range of services that deal with developing the Mexican Energy markets. - Capital Process Equipment
- Supplier of engineering products including pumps, pulsation dampers, mixers, agitators, flow meters and strainers. - CoEnergy, Inc.
- Development of natural gas resources and electric power plants on an integrated basis. Also deals with project finance of waste water treatment and fresh water supply facilities. - Dodson & Associates, Inc.
- Provider of computer software, consulting services, training materials and seminars related to hydrology, hydraulics, and water resources engineering. - Dynegy
- Services include energy convergence, marketing of NGL's, transmission and distribution of natural gas and electricity, and telecommunications services in North American and the U.K. - Falcon Drilling
- International diamond drilling company. - GeoDiamond
 - Geological Consulting Services
- Structure maps and digital data. We specialise in the Mesozoic of the entire Gulf Coast Region. - Hammonds
- Manufacturing fuel additives, fuel quality products and fluid additive injector systems. - Innovative Sensor Solutions, Ltd.
- Provides sensor products to the petrochemical, pipeline, and liquid storage industries. - John Pepper Consulting
- Petroleum engineering, business management and investment consulting. - Lukens Energy Group, Inc.
- Independent energy consulting company advising on issues of strategy, markets, regulation, valuation, and risk management. - Merrick Systems
- Offering software and consulting services including custom development, production accounting, and field data gathering. - Midcoast Energy Resources
 - Petrophysics, Inc.
- Specialising in relating geological information from well logs to seismic data. Developing advanced synthetic seismogram technology. - Power-Flow International Sales, Inc.
- Export distributor for oil field equipment including pumps, wellheads, and gas engines. - Scientific Drilling Inc.
- Offers gyro and magnetic survey/steering systems, directional drilling and production logging services. - Superior Renewable Energy
- Provides wind energy facility site assessment, final operation, and site maintenance. - Westport Technology Center International

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