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Contact the Energy Experts Today

GTI Energy is well known for our connections across the energy value chain and role as a trusted partner. We are continually expanding our relationships to build effective teams that can deliver critical insight and contribute funding to support key energy initiatives.

If you have a question about GTI Energy or would like to partner with our team, please reach out to us.

GTI Office Subsidiary Locations Map 4 22 100px

GTI Energy Headquarters

1700 S Mount Prospect Road
Des Plaines, IL 60018
P: 847-768-0500

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Washington Office

1250 H Street, NW
Suite 880
Washington, DC 20005
P: 847-768-0511
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Houston Office

P.O. Box 6738
Houston, TX  77265
P: 281-235-7993

Davis CA Building Energy Efficiency Group

123 C Street
Davis, CA 95616
P: 530-758-2392
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LA Advanced Energy Systems Group (Woodland Hills)

5945 Canoga Avenue
Woodland Hills, CA 91367
P: 818-405-9541
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Frontier Energy, Inc.

PO Box 530293
Atlanta, GA 30353-0293
P: 510-444-8707

Research & Development


End Use

Certified Calibration Standard Gases

GTI Testing Labs

Technical Programs & Services


Commercialization and Investment

Collaborative Programs

State Regulatory Funding Initiatives



Business Development and General Inquires

Technical Information Center (Library)

Public Relations, Media Relations

Technical Document Sales/Orders

Human Resources



Operations Technology Development (OTD)

Utilization Technology Development (UTD)

Emerging Technology Program (ETP)

Low-Carbon Resources Initiative (LCRI)