Top 10 Smart (Energy-Efficient) Home startups

Updated: February 08, 2024

Energy-efficient home startups are focused on developing comprehensive solutions, including smart home automation systems, energy monitoring devices, energy-efficient appliances, insulation materials, and renewable energy integration, to optimize energy usage, reduce energy waste, and create sustainable and comfortable living environments, empowering homeowners to save energy, lower costs, and reduce their environmental footprint.
1
Country: Germany | Funding: €630M
1Komma5° is aiming to offer households everything needed for a carbon neutral home, including energy storage, charging infrastructure for electric vehicles and solar.
2
Country: USA | Funding: $582M
Swell is a residential energy storage developer and aggregator.
3
Country: USA | Funding: $300M
Lunar Energy was founded to transition homes to 100% clean energy—making our electricity greener, our air cleaner, and our energy more safe, secure and reliable for all.
4
Country: USA | Funding: $230.3M
Span.IO develops intelligent hardware & software for the Distributed Grid. It's building a smart & seamless I/O for distributed energy by developing a platform that supplants the traditional electrical panel. By integrating sensing, actuation, and logic in to a single device, Span.IO enables fast and inexpensive deployment of distributed energy as well as offer an extensible platform for intelligent home automation.
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: UK | Funding: $215M
BBOXX designs, manufactures, and distributes plug and play solar systems. It also offers pay-as-you-go solar power. BBOXX Power DC product range is closed DC systems in standardised sizes. BBOXX Hub brings the smart capabilities of remote monitoring and control to larger capacity systems and projects. BBOXX Pulse is a comprehensive management platform that enables growth of next generation utility businesses.
8
Country: USA | Funding: $182.3M
Aquion Energy is a company that manufactures sodium ion batteries and energy storage systems.
9
Country: Sweden | Funding: $181.2M
Tibber provides energy consumer services and learns to buy, save, and control electricity for homes. Stockholm wants to replace the original power company with an app to help you reduce your own electricity bill.
10
Country: USA | Funding: $174.5M
Atom Power built the world’s first and only true solid-state circuit breaker. Using semiconductors to control the current digitally, this breakthrough unlocks a future where power is smartly controlled and exponentially safer.
11
Country: USA | Funding: $174.6M
Sense is offering home owners better insight into their energy usage levels, so they can adjust accordingly. The tech, which relies on AI/ML, works with smart meters from companies like Landis+Gyr and Schneider Electric.
12
Country: Germany | Funding: $169.2M
Sonnen is a German-based pioneer for intelligent lithium based energy storage. The sonnenBatterie is not just a battery, it's an intelligent storage system that automatically adjusts the energy usage in your household. In combination with solar panels the sonnenBatterie will enable you to supply yourself with clean energy – thus making you independent and protecting you from energy price hikes.
13
Country: Israel | Funding: $154.8M
SolarEdge Technologies, global leader in the DC power optimizer market. SolarEdge developed the DC optimized inverter solution that changed the way power is harvested and managed in photovoltaic (PV) systems. The SolarEdge intelligent inverter solution maximizes power generation while lowering the cost of energy produced by the PV system, for improved RoI.
14
Country: USA | Funding: $153.8M
Mighty Buildings is a developer of 3D printing technology and automation platform that makes housing more affordable for customers.
15
Country: Canada | Funding: $149.4M
Ecobee is a provider of Wi-Fi enabled smart thermostats comes with Amazon's Alexa voice assistant built in for residential and commercial applications.
16
Country: USA | Funding: $134.5M
Dandelion is an Alphabet spinout that develops geothermal heating, air-conditioning and cooling systems
17
Country: USA | Funding: $119M
Aeroseal seals both air ducts and building envelopes so you waste less energy and reduce your bill
18
Country: USA
Solatube developed the system that revolutionized the way daylight was brought into a building. Known as a tubular daylighting device (TDD), this product was a compact and leakproof alternative to traditional skylights.
19
Country: Canada | Funding: $90M
dcbel offers AI-driven sustainable technologies which enable people to leverage solar energy to power their cars, homes, and lifestyles.
20
Country: USA | Funding: $83.5M
Sealed covers the upfront costs to install energy-saving upgrades like insulation, smart tech, and HVAC to make your house feel like new.
21
Country: UK | Funding: $77.9M
Hometree operates as an online-led boiler installation company.
22
Country: UK | Funding: £60M
My Energi makes Electric Vehicle charging equipment and eco-smart home devices.
23
Country: USA | Funding: $57M
Electriq Power is a provider of smart home battery storage solution for homes and small businesses.
24
Country: France | Funding: €48M
Qarnot designs and develops Q.rad, a computing heater embedding microprocessors as a heat source and connected to the Internet.
25
Country: Germany | Funding: €43.3M
ecoworks uses industrial prefabrication, digital processes, and energy systems to modernise multi-family houses with up to four floors within a few weeks. During the renovation process, the building is converted into “a small, decentralised power plant” by installing photovoltaic systems, heat pumps and thermal reservoirs.
26
Country: Czech Republic | Funding: $42.4M
Woltair makes software that allows homeowners to find and hire installers for items like heat pumps. It also makes software for technicians for handling administrative work
27
Country: Sweden | Funding: €35M
SunRoof is a start-up developing fully solar 2-in-1 roofs and facades as well as solutions to support smart energy management.
28
Country: USA | Funding: $33.1M
EnergyHub is the consumer face of the Smart Grid, helping home owners reduce energy consumption and save money. EnergyHub produces smart, simple, and cost-effective energy management tools that strengthen the relationship between consumers and utilities and solve the energy problems of today and tomorrow.
29
Country: USA | Funding: $25M
Franklin Whole Home has developed an integrated battery and control system with artificial intelligence. It is inverter-agnostic, can be used to charge electric-vehicle batteries, and turns homes into microgrids when utility services are down.
30
Country: UK | Funding: $24.3M
Moixa is the UK’s leading smart battery company. We develop our Smart Battery hardware and GridShare software to facilitate smart energy storage and sharing.
31
Country: Australia | Funding: $22.2M
Evergen is a new energy services company that sells and manages intelligent home energy systems
32
Country: Finland
Leanheat aims to use artificial intelligence to improve climate control in multi-family buildings.
33
Country: Germany | Funding: €19.4M
Enter provides one-stop energy audits, procurement, financing & benchmarking for electrifying european homes.
34
Country: Australia | Funding: $20.3M
With the Redback Smart Hybrid System, you’ve got options. Its advanced hybrid technology with battery manages and stores solar energy.
35
Country: UK | Funding: $16.9M
Verv is an intelligent home hub, which gives the power to take control of energy usage to ultimately reduce energy bills.
36
Country: Slovakia | Funding: €16M
FUERGY has developed a highly-scalable hardware device and proprietary AI-powered software backed by blockchain called “brAIn”. This unique solution helps to optimize energy consumption and maximize efficiency of renewable energy sources. Thanks to an automated energy management it also significantly reduces the user's energy costs.
37
Country: USA | Funding: $16.3M
LIFX is the creator of Wi Fi-enable, multi-colored LED lights controllable via a smart device.
38
Country: USA | Funding: $11.5M
Copper is a wireless energy monitor that helps utilities leverage real-time energy data to engage consumers with actionable energy insights.
39
Country: Australia | Funding: $11.1M
Solar monitoring company that maximises the value home owners get from their solar power system
40
Country: USA | Funding: $11.2M
Haven Energy a climate technology firm that is hastening the adoption of home battery systems
41
Country: UK | Funding: $10M
Powervault has developed the UK’s most affordable and easiest to install home energy storage device, which can lower consumer electricity bills and provide emergency power to critical devices. The ‘emergency power socket’ enables customers to use their stored energy during black-outs. Founded by Joe Warren, the patent-pending product uses an integrated battery and control system to store the free electricity generated from solar panels during the day and then release the stored energy in the evening.
42
Country: Greece | Funding: €9.6M
Brite Solar produces solar-energy-generating glass that allows 80% of light to pass through, making it suitable for use in places like greenhouses, homes and office buildings, while also producing green energy.
43
Country: USA | Funding: $10.1M
Vantem Global streamlines the construction process, lowering costs and shortening delivery times.
44
Country: USA | Funding: $9M
Quilt is building a sleek and AI-driven ductless heat pump system for the home.
45
Country: USA | Funding: $9M
Arbor is a home energy advisor that helps you automatically lower your electric rate on an ongoing basis.
46
Country: UK | Funding: £6.6M
Nous is hoping to throw households a life-raft by offering a free personalized report that explains how price rises will affect their costs and gives advice on how to adapt to inflation.
47
Country: Sweden | Funding: $7.6M
Greenely is the smart digital energy company that helps to reduce energy consumption and save money.
48
Country: Sweden | Funding: €7M
Cloover partners with renewable energy professionals to simplify and finance sustainable home upgrades, offering embedded financing options for technologies like solar panels, battery storage, heat pumps, and EV charging systems.
49
Country: Spain | Funding: €6.5M
Samara offers an online configurator to help householders choose a photovoltaic system to buy or rent and other digital energy products, as well as connecting them with a network of local installers to carry out the work.
50
Country: Ukraine | Funding: $6.7M
Haus.me builds autonomous Intelligent Houses