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

Updated: April 22, 2024

Startups specializing in energy-efficient motors, engines, and generators are leveraging advanced design techniques, materials, and control systems to develop high-performance and environmentally friendly solutions that reduce energy consumption, minimize emissions, and improve overall efficiency across various industries, contributing to a more sustainable and resource-efficient future.
1
Country: USA | Funding: $491.5M
Turntide‘s Smart Motor System optimizes motor energy use and helps eliminate mechanical issues.
2
Country: USA | Funding: $468M
Mainspring Energy is engineering advanced technology to revolutionize the way electricity is generated and delivered
3
Country: USA | Funding: $352.7M
Infinitum Electric is a motor technology company delivering lightweight and IoT-enabled electric motors.
4
Country: USA | Funding: $84.6M
Niron develops innovative rare earth free magnetic materials for high performance and low-cost permanent magnets.
5
Country: USA | Funding: $51.1M
ClearFlame decarbonizes heavy-duty engines while reducing operating costs, to protect the future from the challenge of diesel fuel.
6
Country: USA | 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
Country: Israel | Funding: $18.5M
Aquarius is reinventing the combustion engine to power the “series” hybrid EV car of the future. The Aquarius engine-generator is dramatically cheaper, smaller, cleaner and more efficient than existing power generators. It is about to disrupt the market of Power Generators in general and Electric cars in particular.
8
Country: UK | Funding: $3.4M
Witt Limited has developed a technology called the WITT which converts motional energy into electricity Motional energy
9
Country: USA | Funding: $1.8M
REVOLUTION Turbine Technologies is developing a compact, emissions-free turbine that generates power using only waste gas pressure.
10
Country: Ukraine
Neurons Lab uses AI to maximize energy output in energy stations, optimize vessels' engines.
11
Country: Australia | Funding: $825K
Axiflux is the creator of the Adaptive Magnetic Flux Array - the world’s first modular, real-time, software-reconfigurable electric motor and generator. Relative to a traditional electrical motor, the innovative configuration and control of the AMFA yields significant size, weight and price reductions, while increasing power output, efficiency and reliability.
12
Country: USA | 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.
13
Country: USA | Funding: $35K
FluxWorks is a developer and manufacturer of magnetic gears and magnetic gear integrated motors.
14
Country: Sweden
Comoab develops continuous motion engine to improve energy efficiency and reduce pollution
15
Country: USA
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.
16
Country: USA
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.
17
Country: Australia
DeCarice focuses on the practical decarbonisation of diesel assets. Utilising findings from the UNSW Engine Research Laboratory, we're advancing solutions that allow diesel engines to run on up to 90% hydrogen fuel. This transition results in a CO2 emission reduction of over 70%.