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Drive economic growth with right-sized power generation.

Address today’s grid constraints by quickly deploying grid-scale arrays. 

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Customers want clean, reliable power generation and we're pleased to support bringing this innovative product to market.

John Ketchum, President and CEO, NextEra Energy

Mainspring’s flexible platform has potential use in a variety of applications from customer resiliency projects to grid-scale power plants.

Carlos Casablanca, Managing Director, Distribution Planning and Analysis, AEP

This is a low-emissions, resilient, and affordable alternative that holds promise for our future.

Jason Glickman, Executive Vice President, Engineering, Planning & Strategy, PG&E

What we like about Mainspring is that they helped us move the River Islands community into the 21st century by allowing them to provide power when it’s needed.

Curtis Bryant, Manager, Lathrop Irrigation District

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Keep the community’s lights on when load is surging. 

Deploy quickly.

Deploy community-friendly local power generation that is near-zero NOx for expedited air permitting.

Enjoy unmatched flexibility.

Any fuel. Any scale. Any load. Anywhere. Mainspring power gives you unmatched flexibility.

Increase reliability.

Achieve superior availability through our modular design, and multi-fuel capability.

Leverage scalability.

Our modular Linear Generators allow you to scale quickly to meet fast-ramping load growth.

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Mainspring Linear Generators are ideally suited for today’s utilities. 

Low emission.

Near-zero NOx allows for more capacity in non-attainment zones and closer proximity to new loads as they come online and stress infrastructure.

Fuel flexible.

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

Fully dispatchable.

Flexible capacity that can quickly ramp up and down to match power output with power demand as needed.

Modular.

Our factory-built units allow systems to be right-sized for dynamic capacity needs.

Partnering with a municipal utility to power one of the fastest growing cities in the U.S. 

In collaboration with Mainspring, this new American city is now able to meet 95% of its peak load with local, dispatchable power that cuts electricity costs and supports long-term growth.

Mainspring Linear Generators Qualify for a 30% Federal Tax Credit

30%

Our Linear Generators are eligible for a 30% Investment Tax Credit (ITC).

10 years

This federal Investment Tax Credit extends for ten years.

2026

Projects beginning in 2026 can take advantage of the ITC.

Bring local power generation — fast.

Learn how we can power you.

Learn how we can help you address today’s grid transition with firm, flexible power capacity — fast.