Energy Startups

WATTS.green is a fund manager investing €1m to €20m in greenfield renewable energy infrastructure projects and asset development platforms, focused on onshore wind, solar PV, and AgriPV in the Eurozone. It manages Article 9 SFDR-classified funds targeting risk-adjusted returns for investors.

1 investor

WattShift provides an API that aggregates utility tariffs, wholesale prices, export rates, demand response programs, and carbon intensity data for energy software builders. The platform enables developers to optimize device operations and demonstrate customer value through tariff calculations and impact modeling.

1 investor

Wattson, a service by Odura, provides in-house developed hardware and software to control large-scale battery energy storage, curtail solar parks, and manage other flexible power assets such as e-boilers. It helps solar and wind operators reduce imbalance costs and stabilize the electricity grid, with a focus on the Netherlands and Europe.

1 investor

WaveTech develops integrated battery assessment and rejuvenation systems for lead batteries, extending their operational life and reducing replacement costs. The company serves battery operators and fleet managers seeking to minimize carbon emissions and extend battery performance through advanced chemical and monitoring technologies.

1 investor

WaveX develops floating structures for marine wave energy generation, validated through scale model tests and numerical simulation, and is moving toward a large-scale pilot ahead of pre-commercialisation. The company was founded by offshore engineers transferring marine energy skills into the green economy.

1 investor

Weil Group Resources is a vertically integrated helium producer that owns and operates the complete supply chain from exploration through delivery. The company serves independent distributors, manufacturers, research institutions, and end users across North America and Asia with reliable helium supply and proprietary processing technology.

1 investor

Weisinger provides water well drilling, construction, rehabilitation, pump and motor systems, maintenance, rentals, and emergency response services. It serves residential, commercial, industrial, and municipal customers across Texas.

1 investor

Wepco is a Norwegian engineering and service company providing certified threaded connections, CNC machining, and repair services for tubulars and critical piping used in the oil and gas industry. Operating from a workshop in Dusavik, Stavanger, it holds license agreements with thread manufacturers such as TenarisHydril, VAM, Grant Prideco, and DP Master, and is the only approved Tenaris Dopeless facility in Norway.

1 investor

Well Conveyor develops conveyance solutions that deploy sensing cables, logging equipment, and intervention tools to the bottom of horizontal wells for oil and gas operators.

1 investor

Well Engineering Partners provides well engineering, drilling supervision, and project management services to small and medium-sized operators in the geothermal energy, oil & gas, and solution mining industries. The company specializes in well design, drilling management, and lifecycle support including well abandonment and decommissioning.

1 investor

Wellstarter develops HIPlog, a wireless downhole flow metering technology that provides low-cost, intervention-free production monitoring and downhole flow rate data for oil industry operators. It serves oil field operators seeking reliable reservoir and production data for field recovery decisions.

1 investor

Wenu Work provides an electricity consumption monitoring platform, installing hardware and software that lets organizations such as medical clinics track energy use across their sites and make data-based decisions to improve energy efficiency. It serves businesses in Chile.

1 investor

Werover develops acoustic sensing technology and AI-powered monitoring platforms that give wind farm operators continuous visibility into turbine blade health, enabling earlier detection of damage and predictive maintenance. Headquartered in London, the company serves the renewable energy industry with operations across Türkiye, Europe, the Middle East, and Australia.

1 investor

WTG Energy provides natural gas utility service and pipeline/energy delivery infrastructure for residential, commercial, industrial, agricultural, digital infrastructure, and power generation customers. It serves homes and businesses with local support teams.

1 investor

Western Chemicals converts wastewater into fuel through chemical processes. The company serves industrial and environmental markets seeking low-cost fuel alternatives.

1 investor

Western Resources is developing potash mining and extraction operations in North America, focusing on potash production through sustainable extraction methods.

1 investor

Weston provides environmental and infrastructure consulting, planning, engineering, construction, and operations & maintenance services, including remediation of PFAS contamination, EV charging (EVSE) management, and plugging of orphaned oil and gas wells. The employee-owned firm serves private and public sector clients across the United States.

1 investor

Westra Materials develops high-performance materials designed to replace harmful alternatives with sustainable, scalable solutions. The company focuses on clean materials innovation for industrial applications.

1 investor

Westwood Aerogel develops ambient-dried aerogel insulation technology for commercial applications. The company aims to address sustainability challenges through commercialization of its ZeroTherm™ innovation.

1 investor

Westwood Energy provides subscription-based data services, bespoke reporting, and commercial advice to energy sector clients in upstream operations and onshore/offshore energy services. The company specializes in energy market research and intelligence designed to deliver actionable insights for strategic and commercial decision-making.

1 investor

Whale Seeker uses AI and remote sensing to detect and monitor marine mammals for shipping, coastal development, and conservation purposes. The company serves marine operators, coastal managers, and conservation organizations seeking faster, more accurate, and less invasive alternatives to traditional monitoring methods.

1 investor

Whiffle provides an advanced weather modeling platform using Large Eddy Simulation technology to deliver high-resolution forecasts and simulations for renewable energy operators and developers. The company offers precise weather intelligence to optimize energy production, reduce imbalance costs, and inform site selection decisions.

1 investor

Grene provides an AI-driven platform for utilities and distributed energy resource operators to simulate, optimize, and aggregate renewable energy and storage assets on the grid. The software uses digital twins and machine learning to maximize financial performance and grid reliability.

1 investor

Whysol is an independent investment company focused on energy infrastructure and growth capital deals for enterprises developing innovative services and products. The firm has deployed over €1.7 billion across 15 years, with a portfolio including renewable energy assets and natural gas storage operations.

1 investor