Top 10 Startups developing energy-efficient motors, engines and generators in USA

Updated: April 22, 2024

1
Funding: $491.5M
Turntide‘s Smart Motor System optimizes motor energy use and helps eliminate mechanical issues.
2
Funding: $468M
Mainspring Energy is engineering advanced technology to revolutionize the way electricity is generated and delivered
3
Funding: $352.7M
Infinitum Electric is a motor technology company delivering lightweight and IoT-enabled electric motors.
4
Funding: $84.6M
Niron develops innovative rare earth free magnetic materials for high performance and low-cost permanent magnets.
5
Funding: $51.1M
ClearFlame decarbonizes heavy-duty engines while reducing operating costs, to protect the future from the challenge of diesel fuel.
6
Funding: $30M
MayMaan Research is on a mission to reinvent the internal combustion engine. Its proprietary system is based on a traditional piston engine that utilizes affordable, clean, and renewable fuel consisting of water and ethanol. The result is a highly efficient engine with clean combustion.
7
Funding: $1.8M
REVOLUTION Turbine Technologies is developing a compact, emissions-free turbine that generates power using only waste gas pressure.
8
Funding: $75K
Torev Motors develops next generation electric motors for the transportation space. Our first-of-its-kind motor design allows OEMs to significantly reduce their rare earth metal consumption without sacrificing efficiency or performance.
9
Funding: $35K
FluxWorks is a developer and manufacturer of magnetic gears and magnetic gear integrated motors.
10

Embracing a clean sheet approach, Sync Power Solutions created a solution involving a redesign of electric motors and generators to increase energy efficiency, save on costs, and more.
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11

Aestus is developing a revolutionary technology that can use waste heat to generate electricity. The devices we are constructing are known as Thermomagnetic Generators and can successfully capture and convert waste heat from any industrial, solar or geothermal heat source. No additional fuels are required and no carbon emissions are produced.