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Take control of your energy future. 

Bring reliable, affordable, low-emissions primary power onsite — fast. 

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Mainspring’s linear generator technology has allowed our business to manage electricity expenses better and lower its carbon footprint. We have already begun adopting this technology at other locations to expand this program.

Jeff Guth Regional Director, Construction The Kroger Co.

Mainspring's technology helps to support our move to net zero carbon energy. Mainspring generators improve energy independence and buffer our growing use of solar power, while offering the potential future use of zero carbon fuels like green hydrogen and others.

Chris Thurston Head of Renewable Energy Projects Lineage Logistics

This clean-fleet charging site is the first and largest of its kind in the world. It establishes a new, rapid, and resilient way forward and a model for clean charging of electric vehicles anywhere.

JT Steenkamp Director of Infrastructure, Projects & Technology Prologis

Many [customers] want clean, reliable power generation, with the capability to switch to 100% renewable fuels like biogas and hydrogen as they become available. Mainspring is able to integrate clean onsite generation with both renewables and the grid and we're pleased to support bringing this innovative product to market.

John Ketchum President and CEO NextEra Energy

Mainspring Linear Generator customers are provided with a pioneering microgrid solution that can generate on-site power, adapt to an evolving grid landscape, and help them meet their decarbonization goals.

Jana Gerber President Schneider Electric North America Microgrid 

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Bring primary power onsite with a Mainspring-powered microgrid.

Increase resilience.

Eliminate power outages with reliable and dispatchable on-site power, ensuring continuous business operations.

Control costs.

Reduce energy costs with efficient on-site generation, replacing grid purchase with more predictable power costs.

Deploy quickly.

Power your facility in months, not years, with easy-to-permit Mainspring Linear Generators that emit low noise and low emissions.

Future proof your operations.

Mainspring-powered microgrids support multiple operating scenarios and offer a seamless transition to zero-carbon fuels.

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Uniquely designed to address your biggest challenges.

Fuel flexible.

Seamlessly switch between natural gas, RNG, biogas, propane, and hydrogen without hardware changes.

High efficiency.

Designed for maximum conversion of linear motion into electricity across all power levels from 0 to 100%.

Low emission.

Our Linear Generators produce electricity with near-zero NOx and meet even the most stringent air quality standards.

Scalable.

Mainspring Linear Generators can meet any power demand with up to 25 MW/acre.

Take control of your energy future. 

Learn how we can power your facility. 

Learn how we can help you bring reliable, affordable, low-emissions primary power onsite — fast.