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Gemma Power Systems

Gemma Power Systems is an engineering, procurement and construction company and a wholly owned subsidiary of Argan Inc.

Construction
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Headquarters
Glastonbury, Connecticut, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range
51 to 200Source: RevenueBaseRetrieved October 13, 2026
Founded
1997Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
23 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Gemma Power Systems do?

The company reports experience with combined-cycle and simple-cycle gas turbine plants, solar facilities, wind farms, biofuel plants and environmental facilities.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Power-sector EPC

The company provides engineering, procurement and construction services for the power and renewable energy industry.

Source: LinkedIn company description · Retrieved October 13, 2026

Facility operations and maintenance

The company provides operations and maintenance services for completed facilities.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWGemma Power Systems listed #5 on Energy procurement service providers, October 11, 2026Open the published source list.
Gemma Power Systems

#5 Energy procurement service providers

Snapshot: October 11, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 15, 2026, September 16, 2026, September 18, 2026, September 19, 2026, September 27, 2026, September 28, 2026 and October 11, 2026. How the company lists are built.

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