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.
Element 16 is a developer of energy storage system.
ClevAir quality assures indoor air quality while not wasting energy in commercial real estate. 15-35% savings
Alden Group Renewable Energy provides sustainable solutions for edible oil wastes.
Energy optimization for data centers. Revenue optimization for power generation.
Unblock is a climate technology company that offers a solution to mitigate emissions.
Gyre Energy is a cooling platform technology that cuts costs for cooling intensive operators.
Transforming sustainable electrification with scalable solid state power conversion and distribution systems.
Apollo is a software company that provides businesses with energy consumption-related financial efficiency and sustainability solutions.
Fibernx develops sustainable carbon fiber and carbon nanofiber materials for industrial and energy applications.
SINOM is a web platform that provides a comprehensive approach to planning sustainable maintenance and renovations.
Geosophy develops real estate assets and manages energy usage by assuring a local supply for thermal comfort.
Sunprime is a fast-growing Independent Power Producer based in Italy focused on Solar C&I, and smart homes segments.
Energsoft is software as a service that improves batteries and energy storage, B2B platform reports, and predicts batteries AI insights.
AlumaPower develops an aluminum-based energy source providing carbon-free energy.
Industry 4.0 technology decreasing the energy & utilities bills and maintenance costs. Helping factories, buildings & insurance.
FTC Solar is a fast-growing, global provider of solar tracker systems, technology, software, and engineering services.
dsb Deutsche Sanierungsberatung provides easy and sustainable solutions for home renovations.
Avatar Innovations provides business solutions for energy transition.
CUBi is a tech-based startup that aims to make electricity visible to managers and decision makers in the commercial and industrial sector
BeeBryte remotely optimizes HVAC-R systems using AI to cut energy costs, ease operations, and ensure regulatory compliance.
Thermondo promote the energy transition with innovative heat solutions.
EIT InnoEnergy is an environmental services company that provides catalysing and accelerating energy transitions.
Silicon MicroGravity is a company developing novel sensor technology.
TROES is a Canadian company to develop smart power energy storage technologies, products and solutions.
STACs Technology zero-emissions cooling solutions upcycle the District Energy industry's services and reach
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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