69 Best Clean Technology Startups in Canada to Watch in 2025

The Definitive Seedtable Ranking of Clean Technology Startups in Canada

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 115 start-ups with an aggregate funding of $2.8b. The average funding per company in this subset is $40.6m.

Last update to the database: Feb 18, 2025. See changelog.

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9

Funding Rounds

$177.9m

Money raised

Pyrowave is a company founded by Jocelyn Doucet, Jamal Chaouki, and Jean-Philippe Laviolette.

14

Funding Rounds

$229.5m

Money raised

General Fusion pursues a fast, efficient, and collaborative path to practical fusion power. We are completing an aggressive development plan to deliver economical carbon-free fusion energy with our proprietary Magnetized Target Fusion technology by the 2030s.

Key people:

2

Funding Rounds

$21.1m

Money raised

LeadCold is a company developing lead-cooled small nuclear reactor technology founded in 2013 by Janne Wallenius, Jesper Ejenstam and Peter Szakalos.

5

Funding Rounds

$40.7m

Money raised

Terrestrial Energy is developing molten salt nuclear reactors.

Location:

Key people:

6

Funding Rounds

$161.3m

Money raised

Svante is a Burnaby-based manufacturer of carbon capture technology to collect CO2 at its sources.

Key people:

10

Funding Rounds

$14.4m

Money raised

Carbon capture and storage company founded in 2007 and based in Dartmouth, Nova Scotia, Canada. CarbonCure Technologies Inc. provides carbon dioxide sequestering technology to concrete plants in a system for recycling carbon dioxide waste from industrial emitters and incorporating it into concrete products.

1

Funding Rounds

$2.1m

Money raised

Carbicrete is a Montreal-based manufacturer of low-cost building materials from industrial carbon dioxide emissions.

Key people:

9

Funding Rounds

$119.5m

Money raised

Carbon Engineering is building technologies to capture CO2 directly from the atmosphere, and to use that CO2 in the synthesis of clean transportation fuels that displace crude oil.

9

Funding Rounds

$28.4m

Money raised

Metamaterial Technologies is a company using smart materials and photonics to create advanced materials for the aerospace industry.

2

Funding Rounds

$600.0k

Money raised

Planetary Hydrogen is a Gatineau-based company developing hydrogen processing and distribution solutions, as well as carbon capture and storage solutions.

4

Funding Rounds

$12.2m

Money raised

BluWave-ai is an Ottawa-based developer of software-as-a-service applications for optimization of sustainable and affordable energy systems and decisions.

Location:

Key people:

2

Funding Rounds

$158.0k

Money raised

SeeO2 Energy Inc. is a Calgary-based carbon capture and storage company converting capture carbon dioxide into fuels and chemicals.

6

Funding Rounds

$1.4m

Money raised

OpenOcean Robotics is an early-stage company developing solar powered autonomous boats that provide real-time information to protect the ocean.

6

Funding Rounds

$112.6m

Money raised

ecobee is a Toronto-based developer of WiFi enabled thermostats for residential and commercial applications.

3

Funding Rounds

$3.6m

Money raised

Enersion has developed a revolutionary new green technology that uses heat instead of electricity to produce cooling thereby saving on electricity consumption by over 70% compared to the conventional cooling technology.

1

Funding Rounds

$35.0m

Money raised

Peak Power is the developer of an AI-based energy optimization software designed to serve building owners, project developers, and utilities.

2

Funding Rounds

$525.0k

Money raised

Wearable, connected electrical voltage protection for industrial workers.

Location:

Key people:

6

Funding Rounds

$3.9m

Money raised

GBatteries is a sustainable energy company.

2

Funding Rounds

$1.9m

Money raised

Edgehog is a Montreal-based company that makes omni-directional anti-reflection (OAR) glass, mainly for use in solar panels.

Location:

Key people:

4

Funding Rounds

$239.2m

Money raised

Eavor Technologies Inc. is a Calgary-based geothermal technology company.

7

Funding Rounds

$170.0m

Money raised

Gan Systems is a developer of gallium nitride switching diodes and transistors

2

Funding Rounds

$302.7m

Money raised

Enerkem is a Quebec-based company producing biofuels and renewable chemicals made from non-recyclable waste.

2

Funding Rounds

$54.8m

Money raised

A company replacing chemical pesticides with plant based products.

Location:

Key people:

3

Funding Rounds

$85.0m

Money raised

GHGSat is a Montreal-based company developing sensors to monitor industrial emissions.

1

Funding Rounds

$12.8m

Money raised

Circularise is a Netherlands-based company helping plastic manufacturers, brands, and original equipment manufacturers (OEMs) to trace raw materials from source, into parts, and ultimately to end products, using blockchain and other innovative technologies.

Location:

Key people:

4

Funding Rounds

$3.3m

Money raised

nanoleaf is a smart lighting products founded in 2012 by Christian Yan, Tom Rodinger and Gimmy Chu.

Location:

Key people:

2

Funding Rounds

$144.0k

Money raised

FLITE Material Sciences Corp. is a Montréal, QC-based company founded by Dan Cohen in 2018.

1

Funding Rounds

$20.0m

Money raised

Volta is a is an early-stage tech incubator. Volta was founded in 2013 and is based in Halifax, Canada.

4

Funding Rounds

$1.8m

Money raised

A company transforming food waste into PHA biodegrdable plastics

Key people:

3

Funding Rounds

$40.6m

Money raised

Developer of an energy storage technology designed to fight climate change using carbon dioxide (CO2) to accelerate the transition to renewable energy. The company's technology is based on a thermodynamic transformation of CO2 a closed-loop process to store energy and make renewable power dispatchable.

Key people:

3

Funding Rounds

$45.1m

Money raised

Nexii Building Solutions Inc. is a Vancouver-based building material company developing carbon-heavy concrete and concrete alternative building materials.

3

Funding Rounds

$6.0m

Money raised

Carbon Upcycling Technologies Inc. is a Calgary-based carbon capture and storage company developing technologies to turn the carbon into building materials.

Location:

Key people:

2

Funding Rounds

$95.0m

Money raised

dcbel develops technology and designs products that put people at the center of the modern energy ecosystem. The company was founded in 2015 on the principle that everyone deserves clean, reliable and sustainable energy to live a life without compromise.

5

Funding Rounds

$18.5m

Money raised

Ionomr is a developer and manufacturer of hydrogen technologies including fuel cells, hydrogen fuel, and infrastructure and storage.

Location:

Key people:

3

Funding Rounds

$26.1m

Money raised

UGE is a New York City and Toronto-based operator and distributor of solar energy.

7

Funding Rounds

$19.7m

Money raised

Axine Water Technologies is a Vancouver-based developer of wastewater treatment technologies and solutions.

2

Funding Rounds

$9.0m

Money raised

Phononic Vibes is a developer of metamaterial technologies for vibration and noise control and isolation.

Location:

Key people:

3

Funding Rounds

$25.9m

Money raised

Morgan Solar is a Toronto-based provider of low-cost solar power applications.

2

Funding Rounds

$13.7m

Money raised

Polystyvert is a Montreal, Quebec-based company providing dissolution technology services designed to recycle polystyrene.

4

Funding Rounds

$29.6m

Money raised

Termo, a leading Italian Greentech company, aims at reducing energy consumption of residential buildings by offering related high-value services. Termo businesses are based on Tax credits exchanges. Furthermore, technology and human capital are key to address this challenge, consolidate the Italian leadership and expand abroad.

7

Funding Rounds

$60.3m

Money raised

ENBALA Power Networks is a power grid network solutions developer working to create a more robust and reliable electric power grid.

2

Funding Rounds

$11.0m

Money raised

Chargetrip offers smart navigation and predictive route planning specific to electric vehicles, as an API based SaaS platform.

Location:

Key people:

2

Funding Rounds

$175.0m

Money raised

Semios is a Vancouver-based data analytics platform enabling the growers of tree fruit and nut to predict, identify, prevent pest, and disease pressure.

2

Funding Rounds

$10.0m

Money raised

Bus.com is an online booking for charter buses founded in 2014.

7

Funding Rounds

$13.8m

Money raised

Pond Technologies is a Markham-based developer of algae based carbon capture technologies which processes their algae production into nutraceuticals, animal feed, and petroleum derivatives.

2

Funding Rounds

$16.1m

Money raised

ChargeLab is a company founded in 2015 by Zachary Lefevre, Mather Warsame, Alex Kjorven and Zak Lefevre.

3

Funding Rounds

$33.6m

Money raised

Mysa is a smart thermostat for baseboard heaters for home.

1

Funding Rounds

$2.0m

Money raised

Developer of electric-assist velomobiles and provider of velomobile sharing service created to offer flexible personal transpiration options. The company's service removes the need for a driver's license, eliminates the cost of operating a car and limits exposure to the elements while decreasing inactivity, enabling consumers to access the functionalities of a car in an urban core environment.

1

Funding Rounds

$1.2m

Money raised

Local Logic is building the world's largest dataset on urban characteristics, using data science to generate geographical location insights and calculate the unique value of any location. Their data will guide the development of the world's future cities with clear and actionable tools for urban planning, real estate and other location-based industries.

5

Funding Rounds

$799.0

Money raised

Orbitless Drives is a Vancouver-based company founded by Leo Stocco.

Location:

Key people:

6

Funding Rounds

$26.2m

Money raised

Cooledge Lighting is a Richmond, British Columbia-based energy efficient lighting company.

3

Funding Rounds

$33.4m

Money raised

VueReal is a global pioneer in MicroSolid Printing™, revolutionizing the micro-semiconductor device industry with its breakthrough eco-friendly micro-pixel manufacturing process.

1

Funding Rounds

$46.3m

Money raised

Anaergia is a Toronto-based developer of sustainable solutions for the generation of renewable energy and the conversion of waste to resources.

4

Funding Rounds

$2.5m

Money raised

Dubuc Motors is a company founded in 2013 by Mario Dubuc.

1

Funding Rounds

$5.8m

Money raised

TerraPass is a San Francisco-based nonprofit organization offering projects for environmental cleanup and carbon offset.

1

Funding Rounds

$64.6k

Money raised

Energy floors is a company in Rotterdam, the Netherlands.

Location:

Key people:

1

Funding Rounds

$1.4m

Money raised

CERT is a Toronto-based carbon capture and storage company converting CO2 into chemical feedstocks and carbon-based fuels.

4

Funding Rounds

$2.3m

Money raised

Neurio Technology is a Vancouver-based developer of smart home energy monitoring systems.

2

Funding Rounds

$17.7m

Money raised

Agrisoma Biosciences is an agriculture technology company developing and commercializing Carinata, a non-food oilseed crop used for biodiesel and advanced biofuel production

Location:

2

Funding Rounds

$42.0m

Money raised

MineSense Technologies is a Vancouver-based company working to create technologies to enhance the sustainability of mining and improving the ore recovery processing.

2

Funding Rounds

$7.5m

Money raised

Loop Energy is a Burnaby-based developer of pollution-free transportation solutions intended to reduce emissions.

1

Funding Rounds

$6.0m

Money raised

Canada-based residential rooftop solar system provider offers the installation, lease and operation of the solar systems for its customers.

Location:

Key people:

2

Funding Rounds

$17.8m

Money raised

Moment Energy is a start-up striving to provide greater access to renewable and reliable energy storage.

Key people:

1

Funding Rounds

$700.0k

Money raised

Developer of a pedal assist wheel that fits on a bicycle. The company's product acts as a phone holder and charger that snaps on bikes handles and while it holds the phone in sight so that the user can follow his riding stats.

5

Funding Rounds

$65.4m

Money raised

Ekona Power is a developer and producer of industrial scale hydrogen solutions.

3

Funding Rounds

$14.0m

Money raised

Nexterra is a Vancouver-based company operating gasification systems to self-generate clean, low cost heat and power through waste fuels.

1

Funding Rounds

Hydrogen In Motion is a hydrogen fuel storage and transportation technology company.

1

Funding Rounds

$970.0k

Money raised

Stash Energy is a provider of energy storage and management systems allowing energy systems to store energy during non-peak periods.

1

Funding Rounds

$2.4m

Money raised

Reusable and sustainable packaging solutions provider for e-commerce brands.

Industries:

Location:

Key people:

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