Top 41 Energy-efficient heating startups

Oct 26, 2024 | By Alexander Gillet

These startups develop smart heating systems for buildings and houses, and industrial heat utilizing technologies.
1
Country: UK | Funding: £447M
OVO Energy is an independent energy technology company and supplier. OVO also installs world’s most advanced storage heaters
2
Country: Sweden | Funding: $466.6M
Aira operates as a clean energy-tech company driving the clean energy revolution with air source heat pumps.
3
Country: UK | Funding: $404M
Hometree operates as an online-led boiler installation company.
4
Country: USA | Funding: $266.6M
BlocPower is offering smart, all electric heating, cooling, and hot water systems to building owners for no money down.
5
Country: USA | Funding: $230M
Nest Labs is a home automation producer of programmable, self-learning, sensor-driven, Wi-Fi-enabled thermostats, smoke detectors, and other security systems. It develops Nest Learning Thermostat and other smart home products. Acquired by Google.
6
Country: Germany | Funding: $217.5M
Tado° offers smart thermostats and apps that adjusts to the real-time behavior of residents in private homes and small businesses.
7
Country: USA | Funding: $162.3M
Rondo Energy invented new, surprisingly simple solution to the critical need for low cost, zero-carbon heat.
8
Country: USA | Funding: $134.5M
Dandelion is an Alphabet spinout that develops geothermal heating, air-conditioning and cooling systems
9
Country: USA | Funding: $97.5M
Sealed covers the upfront costs to install energy-saving upgrades like insulation, smart tech, and HVAC to make your house feel like new.
10
Country: Canada | Funding: $75.1M
BrainBox AI utilizes cloud-based computing, algorithms, and a proprietary process to create an autonomous building technology.
11
Country: France | Funding: €48M
Qarnot designs and develops Q.rad, a computing heater embedding microprocessors as a heat source and connected to the Internet.
12
Country: Sweden | Funding: SEK460M
Qvantum is a comprehensive supplier of innovative and efficient electric heat-pumps.
13
Country: USA | Funding: $42M
Quilt is building a sleek and AI-driven ductless heat pump system for the home.
14
Country: Ireland | Funding: $36.9M
Exergyn is a clean-tech company that develops waste heat recovery and conversion technology.
15
Country: USA | Funding: $35.9M
Radiator Labs invented Cozy - a wireless, low-cost and easily installed retrofit that drops on top of steam heat radiators, providing a solution to the chronic problem of uneven heating in apartment buildings. Installation throughout a building can save up to 45 percent in heating costs and reduce GHG emissions by an average of 25 percent.
16
Country: Germany | Funding: €25.5M
Kraftblock is the energy storage, based on a bottom-up materials-development, which enables the energy transition to 100% renewables in an ecological and economical sensfull way.
17
Country: Ireland | Funding: $20.9M
HT Materials Science is developing a heat transfer fluid technology that acts as an additive for new or existing commercial and industrial cooling and heating systems. This technology reduces energy consumption
18
Country: Finland
Leanheat aims to use artificial intelligence to improve climate control in multi-family buildings.
19
Country: Netherlands | Funding: €15M
HeatTransformers provides a digital platform intended to install hybrid heat pumps.
20
Country: France | Funding: €15M
Jimmy specializes in designing and operating thermal generators that replace fossil fuels, enabling clients to get an effective and massively applicable alternative to decarbonize process heat in the short term and is cheaper than fossil fuels
Editor: Alexander Gillet
Alexander Gillet is a senior editor for EnergyStartups. He has a deep background in energy sector and startups. Alexander graduated from Emlyon Business School, a leading French business school specialized in entrepreneurship. He has helped several non-profit organizations dedicated to promoting environmental education and sustainability and has written over 250 articles on energy technology for various websites. In his free time, Alexander enjoys yoga, camping and exploring the Blue Ridge Mountains. You can contact Alexander at alexgillet(at)energystartups(dot)com