Companies in the energy efficiency sector developing innovative solutions and technologies.
Explore 412 recently funded energy efficiency companies with verified founder contact information and fundraising data.
ISCLEANAIR, global leader in ambient air pollution abatement, revolutionizes the cleantech, environmental and energy efficiency sectors
Vicinity Energy is a provider of district energy solutions, offering energy supply, infrastructure investment and management services.
Critical Energy is an energy based firm that generate electricity with the help of heat through modular and geothermal power plant.
AICE Power develops autonomous subsea drones for monitoring and protecting critical infrastructure and underwater security operations.
Allied Power is a full-service provider of power plant services spanning the entire asset life cycle.
Vanevo develops and creates stacks and modules for redox flow batteries.
Turntide Technologies develops an electric motor system designed to drive down energy consumption.
JOLT is supplying next-generation activated electrodes & protective coating solutions for hydrogen & water treatment electrolysis
CYTOK turns hydrogen & CO₂ into green methane. Patented CCU/CCR tech for MW-scale storage & full energy autonomy
Vutility gathers and provides real-time information on utility usage.
MinervaS offers innovative solutions in the energy and automotive sectors towards the reduction of CO2 and the on-board energy management.
Enaxiom develops sustainable cooling technology that reduces energy and water use for AI data centres & industry.
Anaergia provides solutions for the generation of renewable energy and the conversion of waste to resources.
Creator of Percee - AI-driven Building Energy Optimization Management System (EMOS)
Barocal is a refrigeration technology company that develops solid-state cooling and heating systems for efficient cooling.
Energy efficient and cost effective carbon capture technology
Agentic Process Solution to automatize energy efficiency in manufacturing and unlock demand-response markets
Bordeaux Métropole Énergies helps the Bordeaux metropolitan area handle the energy transition issue.
Armada Technologies created the world's first Passive Air Lubrication technology.
Eneryield develops machine learning algorithms for advanced energy analytics.
The operating system for advanced battery chemistries
Fast Forward is a technology company that designs automated inspection systems and patrol documentations for electric lines.
BrightNight provides renewable power solutions for utility, commercial, and industrial customers.
The energy efficiency sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.
Energy Efficiency companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.
The energy efficiency sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.
Here is how funding is distributed among the 412 energy efficiency companies tracked in the VCBacked database.
Companies in the energy efficiency sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.
Perfect for: B2B sales teams targeting energy efficiency companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.
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