Powering the new energy landscape

Any fuel, any scale, anytime, anywhere

Our energy solutions

The Mainspring Linear Generator. Reliable, flexible, affordable power.

Mainspring delivers local power solutions to meet capacity, resilience, and cost needs today while providing the infrastructure to move to increasingly cleaner fuels as they become available.

Commercial and industrial facility powered by Mainspring's Linear Generators
two image cta 2

Customer Profile: NapaSan Waste to Power

Napa Sanitation District transforms Napa County's wastewater into high efficiency, renewable electricity using a Mainspring Linear Generator - an easily replicable model for bioenergy use that reduces methane emissions while saving costs for ratepayers.

test

Linear Generator technology designed from first principles

Innovative power generation technology designed for high efficiency, low cost, and ultimate flexibility.

Our technology
test

Working at Mainspring

Mainspring is solving essential problems every day with a diverse, talented team of individuals who share our vision to address the growing threat of climate change and the need for affordable electricity for all.

Opportunities

Awards

We're proud to be recognized for our innovations in power generation and our contributions to the advancement of clean energy.

BNEF 2023 Winner
POWER Magazine
Cleantech 100
Fast Company
IEEE Emerging Technology Award 2024