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Green Building Startups

Updated July 2026

Companies in the green building sector developing innovative solutions and technologies.

Explore 70 recently funded green building companies with verified founder contact information and fundraising data.

Total Companies
70
Total Funding
$190.0M
Avg Funding
$9.5M
Global Reach
8
countries

Top Cities for Green Building

New York
San Jose
Madrid
Murrieta
San Francisco
Boulder

Recently Funded Companies

Export
New York, United States

The Build is aimed squarely at General Contractors, Do-It-Yourselfers, Plumbers, Electricians, Masons, and Carpenters.

$250K raised
Jan 2022

Founder Contacts

30,000+ verified contacts

San Jose, United States

ClimateCrete is used to startup that converts previously unusable local sand into a sustainable new aggregate for concrete manufacturing.

$3.3M raised
Dec 2023

Founder Contacts

30,000+ verified contacts

Madrid, Spain

FLEXOFibers classification of the waste of steel fibers produced during the tire recycling process.

Dec 2022

Founder Contacts

30,000+ verified contacts

Murrieta, United States

S2A Modular designs and builds customizable electrically self-sustaining luxury modular homes.

$200K raised
Dec 2025

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Regenerative Building Materials

Jan 2023

Founder Contacts

30,000+ verified contacts

Boulder, United States

Prometheus Materials develops bio-cement with zero carbon emissions to reduce the global CO2 emissions.

$10.0M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Ketchum, United States

Hempitecture develops sustainable materials, equipment, and systems for constructing buildings.

$8.4M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Oxford, United Kingdom

EcoSync offers an intelligent platform which helps commercial buildings to stop heating empty rooms and reduce energy consumption by 30-50%

$1.3M raised
Nov 2023

Founder Contacts

30,000+ verified contacts

Sedgefield, United Kingdom

Thermulon has developed a novel chemical pathway to produce building insulation materials.

Jan 2023

Founder Contacts

30,000+ verified contacts

Gießhübl, Austria

Arboretum Haus is an industrial production company that aims to change the way modern homes are built and experienced.

$2.3M raised
Jan 2022

Founder Contacts

30,000+ verified contacts

Lyon, France

RED Horticulture specializes in horticulture LED lighting systems, photobiology research, and indoor and greenhouse lighting.

$18.6M raised
Nov 2023

Founder Contacts

30,000+ verified contacts

Montréal, Canada

Cycle Momentum offers acceleration and open innovation programs dedicated to the clean technology ecosystem.

$800K raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Bradenton, United States

Rizome is a manufacturer of engineered bamboo building products.

$1.1M raised
Nov 2021

Founder Contacts

30,000+ verified contacts

Berlin, Germany

Purpose Green operates as a climatetech company.

$15.0M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Vienna, Austria

Creating sustainable living for everyone.

$109.7M raised
Oct 2024

Founder Contacts

30,000+ verified contacts

Montréal, Canada

Alvéole helps businesses in beekeeping, building ecological awareness, and food systems.

$8.0M raised
Oct 2023

Founder Contacts

30,000+ verified contacts

Berlin, Germany

In business to reverse climate change

$5.8M raised
Oct 2021

Founder Contacts

30,000+ verified contacts

Copenhagen, Denmark

Simplify and Automate your Carbon Accounting

Oct 2025

Founder Contacts

30,000+ verified contacts

Park City, United States

Tackling the largest unmanaged electric load left on the US electric grid - NSF & AWS awarded and funded, USPTO patent granted

$2.5M raised
Oct 2022

Founder Contacts

30,000+ verified contacts

Park City, United States

Avi-on Labs is a wireless lighting company that provides sensors, switches, controllers, and electronic accessories.

$2.7M raised
Oct 2021

Founder Contacts

30,000+ verified contacts

Showing 51 to 70 of 70 companies

About the Green Building Startup Ecosystem

The green building 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.

Funding Trends in Green Building

Green Building 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.

Growth Outlook

The green building 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.

Green Building Funding Breakdown

Here is how funding is distributed among the 70 green building companies tracked in the VCBacked database.

Average Funding
$9.5M
Total Funding Tracked
$190.0M
Countries Represented
8

Distribution by Funding Stage

Other20 companies

Top Cities for Green Building

1.Montréal
2 companies$8.8M
2.Berlin
2 companies$20.8M
3.Park City
2 companies$5.2M
4.New York
1 companies$250K
5.San Jose
1 companies$3.3M

Related Industries

Companies in the green building 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.

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70 Green Building Startups (2026) — Recently Funded Companies, Investors & Rounds | VCBacked