Energy Startups

LumenStream provides fully managed energy efficiency services that combine financing, installation, and ongoing support for businesses seeking to modernize infrastructure while reducing carbon footprint and operational costs.

1 investor

Lumo provides a smart energy management system that optimizes how UK homeowners generate, store, and use energy from solar panels and home batteries. The platform helps households reach "zero bill" status by intelligently managing when to use stored energy, export excess power to the grid, or import small amounts, while maintaining home comfort.

1 investor

Lumvin is a Swiss company offering LED lighting retrofitting and technical product engineering, focused on re-use and sustainable renovation of existing lighting systems. It also develops new technical components, working with regional partners and apprentices from libs.

1 investor

FVES develops and finances long-term reliable infrastructure, serving clients and partners who require expertise in infrastructure development and financing.

1 investor

LxNGen develops, manufactures, and sells fiber-optic monitoring systems for the electric power industry, enabling higher capacity and uptime of generation and transmission assets such as hydro-electric generators, wind turbines, high-power switching equipment, and utility-scale batteries. Its fiber-optic interrogators support Industrial IoT applications for renewable-based power grids.

1 investor

Lydian Labs develops technology to produce sustainable aviation fuel (SAF) from CO₂ and hydrogen, offering standardized plant designs that are faster to build and cheaper to operate than conventional synthetic fuel production facilities. The company serves airlines, fuel buyers, and corporate offtakers with drop-in jet fuel solutions that reduce lifecycle emissions by up to 95% compared to conventional jet fuel.

1 investor

Lytefire develops and provides solar cooking hardware and construction guides that enable sustainable cooking without electricity or fuel. The product serves humanitarian organizations, local entrepreneurs, and individuals seeking affordable, off-grid cooking solutions for food preparation, baking, and canning.

1 investor

M-Flow manufactures non-intrusive multiphase measurement systems for oil and gas wellheads, from initial frac flowback through production monitoring. The hardware integrates digital connectivity and machine learning to provide real-time wellhead data for operational optimization.

1 investor

Maas Energy Works builds and operates anaerobic digesters that convert dairy manure into renewable natural gas for use as transportation fuel, working with dairy farmers. The company operates in the renewable energy and methane reduction space, with a focus on California.

1 investor

MNE is an oil and gas exploration company that develops two exploration permits in Western Australia's Northern Perth Basin. The company focuses on prospecting and development activities in onshore regions of Western Australia.

1 investor

Mackwell develops a patented biomass boiler platform that produces heat or steam while also generating electricity from the same biomass fuel. It targets industrial operators such as manufacturers, sawmills, food processors, waste operators and commercial heating sites.

1 investor

Maclean Power Systems manufactures electrical components and hardware for power distribution, transmission, and substation infrastructure serving utility companies. The company produces insulators, poles, arresters, switchgear, conductor hardware, and related equipment for the electrical utility industry.

1 investor

Macrocarbon cultivates seaweed species and processes them into sustainable products for industrial applications across multiple sectors. The company leverages marine science expertise to develop drop-in solutions from macroalgae, particularly Sargassum, to support a transition to a blue bioeconomy.

1 investor

Madison Energy Infrastructure develops and operates solar energy systems for commercial, industrial, and municipal customers, with a focus on modernizing energy infrastructure across multiple markets.

1 investor

Madrone provides cooling solutions for data centers using an alternative thermodynamic process that reduces power and water consumption without mechanical chillers. The company serves hyperscale data center operators seeking to improve energy efficiency and maximize compute density.

1 investor

Maersk Offshore Wind provides installation, transportation, and operations services for offshore wind farms, leveraging over a century of maritime expertise and 60 years of offshore energy experience.

1 investor

Maersk Tankers operates one of the world's largest tanker fleets, providing commercial management and vessel ownership solutions for crude oil, product tankers, and gas carriers. The company supports the energy transition through digital technology and clean fuel transportation capabilities.

1 investor

Magma Global manufactures m-pipe, a composite subsea pipeline system made from PEEK and carbon fibre for oil and gas exploration and production. The product replaces traditional steel and flexible pipes in deep-water applications, delivering cost savings up to 65% while reducing corrosion, temperature, and pressure challenges.

1 investor

Magment develops magnetizable concrete and asphalt made with recycled ferrite materials for contactless wireless charging and power transmission infrastructure. Its MagPower and MagCharge products target applications such as road electrification, warehouses, data centers, and micromobility.

1 investor

Magnolia River is a professional services provider delivering project solutions for utilities. The company focuses on serving utility clients with performance-driven engineering and consulting services.

1 investor

Magnum Development operates the Western Energy Hub in Delta, Utah, using a large underground salt formation to store liquids and gases such as utility-scale hydrogen produced from renewable energy. A wholly owned subsidiary of Chevron, it develops energy storage and distribution infrastructure, including the ACES Delta hydrogen joint venture with Mitsubishi Power Americas.

1 investor

Maingen builds datasets and benchmarks from enterprise data to improve frontier AI models on industrial tasks, such as running industrial operations. Its SolarBench project measures whether models can operate an industrial operations desk.

1 investor

Maiven helps consumers access clean energy technologies and incentives to reduce energy costs while making environmentally conscious choices. The company simplifies the process of adopting sustainable solutions that benefit households, budgets, and the planet.

1 investor

Mana develops proprietary sodium-ion battery cell designs and electrolytes for applications including defense, aerospace, industrial power backup, datacenters, and electric vehicles. The company partners with established manufacturers to scale production of its anode-free sodium-ion battery technology.

1 investor