The Energy Solution for Today, and Tomorrow

Diamond Generating Corporation (DGC) is a worldwide leader in safe, clean electricity generation and energy services. We are a wholly owned subsidiary of Mitsubishi Corporation, one of the largest globally integrated business enterprises in the world.

Sustainable Solutions Across the Energy Spectrum

If you’re looking for an edge in today’s complex electricity markets, DGC's full spectrum of services offers what you need. Whether it’s a turnkey power project to meet growing demand, a renewable energy project, or customized services to enhance your IPP operations, DGC has solutions tailored to your objectives.

For the past 20 years, DGC has embraced new technologies and delivered innovative solutions to meet the exacting demands of a marketplace that places a premium on sustainable energy.

Our electric generation holdings include :

  • Wind farms

  • Utility-scale and commercial and industrial solar generation arrays

  • Battery energy storage facilities

  • Natural gas-powered combined-cycle and simple-cycle generation facilities

Diversifying Our Portfolio in Clean Energy 

Generating Brilliant Energy Solutions is What We Do

We participate in the full lifecycle of energy projects and successfully develop, own, operate and manage assets across the spectrum of energy technologies. From distributed solar power generation to utility-scale natural-gas power generation, we are providing our clients with the power to succeed.

In addition to clean energy projects we develop and operate at Nexamp and projects under energy management at BETM, DGLLC proudly wholly or partially owns – and in some cases – manages and operates energy projects for our partners.

Featured Project

New England Aqua Ventus I

New England Aqua Ventus I is an up to 12 Megawatt (MW) floating offshore wind pilot project to develop a clean, renewable energy source off Maine’s shores.

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