Top 25 Waste-to-Energy startups

Country: Canada | Funding: $616.5M
Enerkem is a cleantech company transforming waste into transportation biofuels, renewable chemicals and everyday products.

Country: New Zealand | Funding: $276.3M
By recycling carbon from industrial off-gases; syngas generated from any biomass resource (e.g. municipal solid waste (MSW), organic industrial waste, agricultural waste); and reformed biogas, LanzaTech can reduce emissions and make new products for a circular carbon economy.

Country: USA | Funding: $90M
Sierra Energy’s blast furnace heats trash to 4,000 degrees and then harvests the gas to make plastics and fuel.

Country: Canada | Funding: $40.8M
Nexterra delivers advanced gasification systems to self-generate clean, low cost heat and power using waste fuels.

Country: Canada | Funding: CA$47.5M
Anaergia converts the biogenic portion of organic waste into renewable natural gas for distribution in municipal power grids or for fleet vehicle fuel. Its proprietary technologies are being used in more than 1,600 renewable-energy projects around the world for municipal, industrial, commercial and agricultural markets.

Country: Israel | Funding: $27M
Blue Sphere develops waste-to-energy plants that generate biofuels from food and farm waste. These biofuels are then sold to local utility providers that utilize them to power steam turbines for electricity production.

Country: USA | Funding: $22M
Enexor BioEnergy developed a small-scale, renewable energy system that converts organic and biomass waste into clean electricity as well as hot and chilled water. This combined heating and power system has broad applications for commercial, industrial and institutional use.

Country: Canada
Alter NRG is working to replace landfills with the most energy-efficient and environmentally sustainable waste-to-energy solutions. Westinghouse Plasma, its industry leading plasma gasification technology, converts a variety of waste into clean syngas which can be used to create electricity.

Country: USA
SGH2’s technology uses high-temperature plasma torches to incinerate recycled waste, producing hydrogen as a byproduct.

Country: USA | Funding: $7M
Inventure Chemicals develops an ethanol and biodiesel conversion process by using a variety of raw materials including algae and agribusiness waste.

Country: Spain
Plastic Energy offers a sustainable solution to help prevent plastic pollution by transforming previously unrecyclable plastic waste into and optimal feedstock for making clean recycled plastics or alternative law-carbon fuels.

Country: USA | Funding: $2.5M
Ways2H develops technology to convert waste into clean hydrogen fuel. Wasy2H takes waste, that does not contain metal or glass, anything from medical supplies, wood or even plastic litter, and through a patented thermochemical process (not burning), converts it into a gas, from which it then extracts the hydrogen.

Country: UK
SEaB Energy is an international specialist, UK based company, working in the renewable energy and energy from waste sectors. SEaB Energy has developed a compact easy to install turnkey Anaerobic Digestion (AD) systems in shipping container.

Country: Canada | Funding: CA$1.3M
Woodland Biofuels develops technology ti produce cellulosic ethanol from waste biomass, such as wood chips and agricultural waste.

Country: Germany | Funding: €1M
ZaaK Technologies is an innovation and technology development start-up company focusing on recycling industrial wastes into high value products. Using patented clean technologies, ZaaK intends to revolutionise building and construction industry with state-of-the-art technologies and high quality products produced from fly ash, a waste by-product from coal-fired power plants.

Country: UK | Funding: $2.1M
SEaB Energy manufactures compact, easy-to-install, turnkey Anaerobic Digestion (AD) systems in shipping containers that turn organic waste into energy exactly at the point where the waste is produced and the energy is required.

Country: USA | Funding: $1.6M
REVOLUTION Turbine Technologies is developing a compact, emissions-free turbine that generates power using only waste gas pressure.

Country: Israel
AgRobics is a renewable energy company that develops advanced anaerobic technology for treating heterogeneous wastewater.

Country: Africa | Funding: $10K
Facet Power’s revolutionary technology is optimized to produce clean, green, high purity streams of hydrogen from biomass and organic waste.

Country: India
Earth Recycler is a pioneer in providing integrated environmental friendly services, solutions, strongly committed to protecting the environment by improving the communities in which we work and live. Earth Recycler is equipped with a team of professionals who have proven expertise in developing sustainable and cost effective solutions for environmentally concerned clients. Our recycling initiatives are custom designed for various sectors from corporate organizations, educational institutions and residential apartments to the community at large.

Country: India
Carbon Masters has developed a bottled bio CNG (compressed natural gas) brand Carbonlites. It is made by converting food and agri wastes into clean renewable energy that can displace LPG for commercial cooking in restaurants and hotels

Country: India
Paterson Energy is a waste to energy company that recycles plastic waste into quality plastic oil.

Country: India
PolyCycl converts non-recyclable, low-grade mixed waste plastics to petroleum fuels.

Country: Australia
Wildfire Energy’s solution converts waste into electricity and hydrogen, with negative carbon emissions.

Country: USA
Ecotone Re