Top 16 Clean Energy Startups in 2024

1) Northvolt

Northvolt is a lithium-ion battery manufacturer specializing in environmentally friendly batteries.

Details of the startup:

• Country: Sweden
• State: Stockholms Lan
• City: Stockholm
• Started in: 2016
• Founders: Paolo Cerruti, Peter Carlsson
• Number of employees: 1001-5000
• Funding: $6,040,092,593
• Funding rounds: 9
• Number of investors: 48 (Siemens, Goldman Sachs, Bpifrance, InnoEnergy, European Investment Bank)

You can find their website here.

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2) Lumenaza

Lumenaza provides a software-as-a-service solution.

Details of the startup:

• Country: Germany
• State: Berlin
• City: Berlin
• Started in: 2013
• Founders: Bernhard Bohmer, Christian Chudoba
• Number of employees: 11-50
• Funding: € 10,300,000
• Funding rounds: 4
• Number of investors: 6 (IBB Ventures, E.ON, Future Energy Ventures, EnBW New Ventures, First Imagine! Ventures)

You can find their website here.

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3) tado°

Tado° provides smart thermostats and apps that adapt to residents' real-time activity in private homes and small companies.

Details of the startup:

• Country: Germany
• State: Bayern
• City: Munich
• Started in: 2011
• Founders: Christian Deilmann, Johannes Schwarz, Leopold von Bismarck, Valentin Sawadski
• Number of employees: 101-250
• Funding: $157,482,651
• Funding rounds: 9
• Number of investors: 15 (Siemens, Amazon, European Investment Bank, Next47, E.ON)

You can find their website here.

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4) Nature

Nature provides a device that allows people to save money by regulating how much they use their air conditioners.

Details of the startup:

• Country: Japan
• State: Kanagawa
• City: Shibuya
• Started in: 2014
• Founders: Haruumi Shiode, Masayuki Matsuki
• Number of employees: 11-50
• Funding: $5,744,495
• Funding rounds: 4
• Number of investors: 3 (Daiwa Corporate Investment, Energy & Environment Investment, Delight Ventures)

You can find their website here.

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5) Sunseap

Sunseap is a Singapore-based solar and renewable energy company.

Details of the startup:

• Country: Singapore
• State: Central Region
• City: Singapore
• Started in: 2011
• Founders: Frank Phuan, Lawrence Wu
• Number of employees: 51-100
• Funding: $188,836,128
• Funding rounds: 8
• Number of investors: 15 (Temasek Holdings, United Overseas Bank, Sumitomo Corporation, DBS Bank, ING Group)

You can find their website here.

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6) Sonnedix

Sonnedix Solar is a global power company focused to generating future low-carbon solar energy.

Details of the startup:

• Country: France
• State: Bretagne
• City: Rennes
• Started in: 2009
• Founders: Andreas Mustad, Pablo Pulido Mendoza
• Number of employees: 51-100
• Funding: $562,958,154
• Funding rounds: 3
• Number of investors: 2 (Sumitomo Mitsui Banking Corporation, Hamburg Commercial Bank)

You can find their website here.

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7) ubitricity

Ubitricity focuses on the development of electric vehicle charging infrastructure.

Details of the startup:

• Country: Germany
• State: Berlin
• City: Berlin
• Started in: 2008
• Founders: Frank Pawlitschek, Knut Hechtfischer, Lex Hartman
• Number of employees: 11-50
• Funding: € 21,800,000
• Funding rounds: 3
• Number of investors: 5 (Siemens, Earlybird Venture Capital, Next47, Honda Motor, Électricité de France)

You can find their website here.

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8) Nova Lumos

Solar electricity is available from Nova Lumos to off-grid households and small enterprises.

Details of the startup:

• Country: The Netherlands
• State: Noord-Holland
• City: Amsterdam
• Started in: 2012
• Founders: Adam Howard, Davidi Vortman
• Number of employees: 251-500
• Funding: $137,000,000
• Funding rounds: 3
• Number of investors: 5 (OPIC - Overseas Private Investment Corporation, MoreVC, VLTCM, Rural Electrification Agency, Pembani Remgro Infrastructure Managers)

You can find their website here.

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9) ReNew Power

ReNew Power is an Indian wind energy company.

Details of the startup:

• Country: India
• State: Haryana
• City: Gurgaon
• Started in: 2011
• Founders: Sumant Sinha
• Number of employees: 101-250
• Funding: $2,776,179,257
• Funding rounds: 12
• Number of investors: 9 (Goldman Sachs, Yes Bank, Canada Pension Plan Investment Board, Abu Dhabi Investment Authority, OPIC - Overseas Private Investment Corporation)

You can find their website here.

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10) ZunRoof

ZunRoof is a home-tech firm that provides solar rooftop systems with smart and clean energy.

Details of the startup:

• Country: India
• State: Haryana
• City: Gurgaon
• Started in: 2016
• Founders: Kartik Marwah, Pranesh Chaudhary, Sushant Sachan
• Number of employees: 51-100
• Funding: $4,669,234
• Funding rounds: 6
• Number of investors: 9 (Ramakant Sharma, Paipal Ventures, Intellecap Impact Investment Network, Godrej family office, Ajith R. Pai)

You can find their website here.

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11) LanzaTech

Companies, communities, and countries all throughout the world are benefiting from new economic opportunities.

Details of the startup:

• Country: United States
• State: Illinois
• City: Skokie
• Started in: 2005
• Founders: Sean Simpson
• Number of employees: 51-100
• Funding: $280,400,000
• Funding rounds: 7
• Number of investors: 11 (Khosla Ventures, CICC, Qiming Venture Partners, Novo Holdings, Western Technology Investment)

You can find their website here.

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12) Arcadia

Arcadia is a home energy platform that offers both clean energy and cost savings.

Details of the startup:

• Country: United States
• State: District of Columbia
• City: Washington D.C.
• Started in: 2013
• Founders: Kiran Bhatraju, Ryan Nesbitt
• Number of employees: 101-250
• Funding: $70,500,000
• Funding rounds: 7
• Number of investors: 16 (BoxGroup, City Light Capital, Energy Impact Partners, Macquarie Capital, G2VP)

You can find their website here.

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13) Commonwealth Fusion

Commonwealth Fusion is an MIT spinoff research firm dedicated to commercializing fusion energy technologies.

Details of the startup:

• Country: United States
• State: Massachusetts
• City: Cambridge-US
• Started in: 2017
• Founders: Martin Greenwald, Robert Mumgaard
• Number of employees: 51-100
• Funding: $199,000,000
• Funding rounds: 3
• Number of investors: 16 (Khosla Ventures, Temasek Holdings, Equinor, Breakthrough Energy Ventures, Eni Next)

You can find their website here.

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14) BlocPower

BlocPower is an energy technology company that creates communities that are healthier, greener, and smarter.

Details of the startup:

• Country: United States
• State: New York
• City: Brooklyn
• Started in: 2014
• Founders: Donnel Baird, Morris Cox
• Number of employees: 51-100
• Funding: $75,923,153
• Funding rounds: 10
• Number of investors: 20 (Goldman Sachs, Salesforce Ventures, Andreessen Horowitz, Kapor Capital, Elemental Excelerator)

You can find their website here.

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15) Aurora Solar

Aurora Solar is a software-as-a-service startup that assesses solar installation projects using aerial images.

Details of the startup:

• Country: United States
• State: California
• City: San Francisco
• Started in: 2013
• Founders: Christopher Hopper, Samuel Adeyemo
• Number of employees: 101-250
• Funding: $323,470,493
• Funding rounds: 3
• Number of investors: 6 (ICONIQ Capital, Coatue, Fifth Wall, Pear VC, Energize Ventures)

You can find their website here.

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16) Sealed

Sealed provides smart home retrofits and turnkey project management to make it simple to modernize your home.

Details of the startup:

• Country: United States
• State: New York
• City: New York
• Started in: 2012
• Founders: Andy Frank, Lauren Salz, Paul Gilkerson
• Number of employees: 11-50
• Funding: $38,000,000
• Funding rounds: 4
• Number of investors: 6 (FootPrint Coalition, Fifth Wall, Cyrus Capital Partners, CityRock Venture Partners, HL Capital)

You can find their website here.

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