Energy Startups

RAW Charging is a UK-based provider of electric vehicle charging infrastructure for commercial destinations, with a focus on the hospitality, retail, and leisure sectors. The company operates charging points at major attractions including Merlin resorts, McArthurGlen retail parks, and National Trust properties.

1 investor

RC Labs makes battery management systems for electric vehicles and stationary grid storage. Its modular, chemistry-agnostic BMS combines real-time cell monitoring with thermal modeling to manage safety and extend usable battery life, and is designed to support reuse and recycling of packs.

1 investor

RDDL provides a data and intelligence layer for electricity grids, using cryptographically secured hardware and sub-10-second telemetry to measure activity behind the smart meter for households, SMEs, and microgrids. It links this data to a Bitcoin-anchored settlement layer so PV surplus, flexibility, and demand response can be verified and turned into settleable value for prosumers, aggregators, and DSOs.

1 investor

ReachPS develops surface-powered artificial lift and frac hit recovery systems for oil and gas production operators. The company's solutions enable production acceleration, well intervention-free operation, and emissions reduction in complex well completions.

1 investor

Reactive Technologies provides GridMetrix®, a grid measurement system combining distributed high-definition IoT devices (XMU) at the grid edge with cloud-based digital signal processing to measure grid inertia and system strength in real time. It serves grid operators, asset owners, and energy market participants managing transmission and distribution grids as renewable and inverter-based resources expand.

1 investor

READ Cased Hole provides cased hole logging, gas well maintenance, and production logging services to energy operators and service companies globally. Operating from support centres in the UK, US, Europe, and the Middle East, the company delivers independent logging diagnostics and well management solutions across major energy basins.

1 investor

Rebase.energy builds an open, collaborative energy modelling platform, using data engineering and algorithms for forecasting and optimization in power systems. It serves the energy industry, targeting participants in power markets and clean energy deployment.

1 investor

Rebate Bus provides comprehensive rebate management services across the industry, offering data-driven solutions designed to deliver personalized customer experiences at scale.

1 investor

REC Power finances, owns, and operates distributed power resources nationwide, including solar, energy storage, fuel cells, microgrids, and gensets for commercial and industrial customers. The company provides on-site renewable generation and energy management systems to reduce grid reliance and operational costs.

1 investor

ReCarbon builds a plasma-based carbon conversion technology that transforms carbon dioxide and methane from industrial emissions and biogas into carbon-negative hydrogen and CO₂-free syngas. The company targets hard-to-abate industries such as steel, chemicals, and cement, offering modular systems to help businesses reduce greenhouse gas emissions.

1 investor

REC Group is a solar energy company that manufactures solar panels and solar materials, including panels based on HJT technology, for consumers and solar installers. Founded in 1996, it is headquartered in Norway with operational headquarters in Singapore and regional hubs in North America, Europe, and Asia-Pacific.

1 investor

Rechaj retrofits petrol tricycles (kekes) into electric vehicles and provides a daily battery-swap service, letting drivers replace fuel with a flat daily fee while using the batteries to power their homes at night. The company serves tricycle drivers in Nigeria, with operations built in Lagos.

1 investor

RECON provides data acquisition and monitoring products for the oil and gas and geothermal drilling industries, as well as mining and equipment rental services, enabling operational efficiency through downhole data analysis and preventative maintenance tracking.

1 investor

Recover Energy develops technology to remediate drilling waste liabilities in the oil and gas industry. The company processes and treats waste from drilling operations to reduce environmental contamination.

1 investor

Recurrent Energy develops and procures solar and battery storage projects, leveraging its subsidiary status under Canadian Solar to access manufacturing capacity and integrate equipment supply chains. The company serves project developers and customers through engineering, procurement, and construction services for renewable energy installations.

1 investor

RedEarth designs, manufactures, and supports residential and small business energy storage systems in Australia. The BushChook system combines solar battery storage, inverter, and smart energy management for homes, holiday properties, and small businesses, with capabilities for EV charging and energy trading on the grid.

1 investor

Redeia is a global operator of essential electricity and telecommunications infrastructure, managing the electricity transmission grid in Spain. The group runs investment and strategic plans for the deployment and planning of electricity networks.

1 investor

RedElfi develops renewable energy infrastructure to support the energy transition, preparing sites to host new energy facilities. The company operates in the green energy sector across Italy and the USA.

1 investor

Redeux develops utility-scale solar and battery energy storage projects to support the US transition to a clean, reliable electric grid. The company transforms various land types into renewable power projects that generate revenue and support local economies.

1 investor

APX operates the TIGR Registry, a global platform for tracking, trading, and retiring Renewable Energy Certificates (RECs) from renewable energy projects across over 40 countries. The platform enables corporate buyers, energy retailers, and project developers to manage renewable energy transactions and verify environmental attributes in compliance with international standards.

1 investor

Redtech is a fintech company offering digital payment solutions (RedPay) and an energy technology platform (SITCOM) aimed at addressing financial and infrastructure challenges across Africa. It serves banks, businesses, and institutions with payment and energy tech products.

1 investor

Reduced Energy Microsystems designs silicon chips optimized for low power consumption that enable embedded computer vision and neural network inference on devices such as augmented reality systems, wearable cameras, and autonomous robots.

1 investor

Reduxi builds an AI-based electricity management system with hardware controllers, gateways, and converters that connect solar plants, energy storage, heat pumps, and EV chargers to optimize energy production, storage, and consumption. It targets businesses and partners, offering smart EV charging and grid services to reduce energy costs and support grid stability.

1 investor

Reeddi provides affordable clean energy solutions and equipment rental services to underserved communities across Africa. The company operates through energy product offerings and TempOwn, an equipment rental platform designed to serve individuals and small businesses in rural and urban African regions.

1 investor