This article showcases our top picks for the best Ontario based Energy companies. These startups and companies are taking a variety of approaches to innovating the Energy industry, but are all exceptional companies well worth a follow.
We tried to pick companies across the size spectrum from cutting edge startups to established brands.
We selected these startups and companies for exceptional performance in one of these categories:
- Innovation
- Innovative ideas
- Innovative route to market
- Innovative product
- Growth
- Exceptional growth
- Exceptional growth strategy
- Management
- Societal impact
Top Ontario Energy Startups
Data sourced from Crunchbase and SemRush.
GaN Systems
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GaN Systems offers a range of Gallium Nitride high power switching diodes and transistors for clean tech power conversion applications.
Canadian Solar
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Canadian Solar designs, develops, manufactures and sells solar cell and module products that convert sunlight into electricity.
Hydrostor
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Hydrostor is a developer of Advanced Compressed Air Energy Storage (A-CAES), a long-duration, emission-free, cost-effective energy storage.
HTEC Hydrogen Technology & Energy
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HTEC is a privately held company located in North Vancouver British Columbia, Canada dedicated to realizing the opportunities presented
Peak Power Inc
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Software company that enables intelligent energy in smart cities
ChargeLab
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ChargeLab is the Android of EV charging. Our hardware-agnostic software runs on the world’s most popular EV chargers.
Amp Solar Group
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Amp Solar Group is a global developer of flexible clean energy infrastructure.
BluWave-ai
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SaaS-based grid energy optimization platform for more sustainable, reliable, & affordable energy decisions.
Terrestrial Energy
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Deploying advanced reactor power plants based on the Molten Salt Reactor, in the 2020s
Parity
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Parity is a software for buildings that automatically manages their energy and tracks their savings.
Hydrogenics
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Hydrogenics is a leader designing, manufacturing, building and installing industrial and commercial.
Just Energy
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Just Energy specializes in electricity and natural gas commodities, energy efficiency solutions, and renewable energy options.
Anaergia
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Anaergia offers sustainable solutions for the generation of renewable energy and the conversion of waste to resources.
GBatteries
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GBatteries develops advanced fast charge technology and is backed by some of the world’s leading investors.
Electrovaya
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Electrovaya is a publicly traded company listed on the Toronto Stock Exchange (TSX: EFL).
CSI Solar
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CSI Solar is an energy company that manufactures solar photovoltaic modules and provides solar energy solutions.
e-Zinc
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e-Zinc is an electrochemical technology developer of energy storage solutions.
Grasshopper Solar
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Their vision is to transform the way we use resources by providing access to sustainable solutions.
Clear Blue Technologies
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Clear Blue Technologies, the Smart Off-Grid company, combines green energy with the proven advantages of communications.
Frontera Energy Corporation
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Frontera Energy explorer and producer of natural gas and crude oil.
Potentia Renewables
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Potentia Renewables is a renewable energy power grid company located in Toronto.
EnerCare
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EnerCare, they believe that intelligent energy solutions can benefit everyone.
Morgan Solar
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Morgan Solar is a provider of low-cost solar power applications.
RainStick
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RainStick is a recirculating shower that saves 80% energy and 80% water.
Heliene Inc
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Heliene Inc has developed technology to make solar power more reliable and affordable.
QD Solar Inc.
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QD Solar is a technology company based in Canada that develops photovoltaic cells that use colloidal quantum dot technology.
DynaCERT
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Provide a reliable and effective electrolysis unit.
Woodland Biofuels
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To produce cellulosic ethanol from waste biomass, such as wood chips and agricultural waste.
TROES
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TROES is a Canadian company to develop smart power energy storage technologies, products and solutions.
Cobalt 27 Capital
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Cobalt 27 Capital is a minerals company.
EnergyPal
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EnergyPal is a multinational provider of high quality Solar & Battery energy solutions.
Circuit Meter
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To provide cost-effective, cloud-based energy metering solutions.
BSM Wireless
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Telematics and GPS solutions for fleet and stationary asset management in rail, construction, government, & energy.
Smart Energy Instruments
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Smart Energy Instruments offers measurement technology solutions for electrical grid distribution networks and IoT infrastructures.
Greyter
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Greyter offers smart water solutions that save water and money by reducing the water and waste water demands.
Argentum
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Helping buildings realize massive savings through DC micro-grids + IoT sensor networks
Polaris Infrastructure
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Polaris Infrastructure Inc. is a renewable energy company.
Cataleya Energy
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Cataleya Energy is a firm focused on oil exploration.
JCM Power
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JCM Power is a Canadian-based renewable energy company.
Pure Energies Group
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PURE Energies provides energy advisory services that help homeowners to adopt solar powered and home conservation products.
NRStor
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A privately held Toronto-based energy storage project developer.
QEA Tech
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A drone-based inspection and analytics company that’s helping improve the energy efficiency of the built environment
CO2 GRO
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CO2 GRO is dedicated to increasing the growth of all indoor and outdoor value plants using our advanced CO2 technologies.
Forward Water Technologies
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A new water treatment process to lower costs and reduce the need for wastewater disposal during oil production.
Borealis Wind
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Borealis Wind increases the reliability and efficiency of wind energy, by providing a de-icing retrofit for wind turbines.
EnergyX
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EnergyX is a technology company currently active in the energy management and conservation space.
Jade Power Trust
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Jade Power is a renewable energy company focusing on wind, solar and hydropower generation assets.
Capstone Infrastructure
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Capstone Infrastructure Corp is a power investment company that operates & invests in clean power businesses including wind & natural gas.
Windular Research and Technologies
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Windular Research and Technologies is a renewable energy technology company to the telecom tower industry.
Brookfield Renewable Partners
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Brookfield Renewable Energy Partners has entered into a Master Services Agreement with a subsidiary of Brookfield Asset Management
Plateau Energy Metals
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Plateau Energy Metals is a Canadian lithium and uranium exploration and development company.
Borrum Energy Solutions
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Borrum Energy Solutions is to provide cost effective clean energy wind solutions.
Lallemand
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Lallemand Inc. is a privately owned company that researches, develops, produces and markets yeasts, bacteria.
Stranded Energy
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Stranded Energy is a producer of energy from renewable sources such as solar and wind.
Natural Resources Canada
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Natural Resources Canada is a company of resources and information about the protection of natural land and water.
EnPowered
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EnPowered helps businesses control their energy usage and costs.
Heliolytics
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Heliolytics is a Renewables company located in Toronto.
Alectra
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Alectra provides safe, reliable, and innovative energy solutions.
NewPow
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Located in Markham, Ontario, NewPow Inc. has specialized itself in energy efficient LED (light-emitting diode) lighting projects.
Brightworks Energy
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Brightworks Energy deals with the design, installation, and management of solar power systems.
EnerMotion
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EnerMotion Inc. was founded in 2008 by a small team of scientists, engineers, and business professionals dedicated to sustainable energy
Alabama Graphite
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Alabama Graphite operates as a flake graphite exploration and development company.
SusGlobal Energy
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SusGlobal Energy is a Renewable Energy company.
Hydro One
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Hydro One is committed to providing homes and businesses across the province with safe, affordable and reliable electricity.
SkyPower
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SkyPower is a developer and owner of solar energy projects.
Liberty Utilities
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Liberty offers water, wastewater, electricity, and natural gas utility services to more than 800,000 customers in the USA and Canada.
Ontario Power Generation
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Ontario Power Generation produces almost half of the electricity that Ontario homes, schools, hospitals and businesses rely on each day.
Rexel Canada Electrical Inc
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Rexel is a leading distributor of electrical products.
Genuine Health
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A proudly certified B Corporation that develops researched-based natural health supplements to help nourish your body.
NRStor C&I
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NRStor C&I is a turn-key energy-as-a-service provider to commercial, industrial and institutional customers as well as utilities.
OZZ Electric
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OZZ Electric is a leading full service electrical contractor, specializing in large scale projects as well as high profile design/build
Better Current
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Better Current is a renewable energy company located in Mono.
NextEra Energy Resources
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Nextera Energy Resources specializes in offering wind, solar, energy, nuclear and retail services.
Enwave Energy Corp.
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Enwave Energy Corp. is a fully integrated, sustainable energy services provider.
Algonquin Power & Utilities Corp.
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Algonquin Power & Utilities Corp. is a provider of rate regulated water, electricity and natural gas utility services.
Northland Power
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Northland Power is a power producer dedicated to developing, building, owning and operating clean and green power infrastructure assets.
Rodan Energy Solutions
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Rodan Energy Solutions is a leading smart grid company delivering custom energy solutions to energy users.
Hydro Ottawa
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Hydro Ottawa is an electricity distribution company that offers a complete portfolio of energy solutions for various clients.
Accuenergy
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Accuenergy is specialize in the design and manufacturing of industrial power and energy meter solutions.
Shawcor
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Global energy services company specializing in technology-based products and services
Plasco Energy Group
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Plasco Energy Group operates a technology-platform that converts municipal solid waste into green power and other useful products.
Circadian Energy
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Circadian Energy provides affordable, long-term energy infrastructure for underserved communities.
Union Gas Limited
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Union Gas Limited is a major Canadian natural gas storage, transmission and distribution company based in Ontario.
Toronto Hydro
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Toronto Hydro is the largest municipal electricity distribution company in Canada, serving approximately 740,000 customers in Toronto.
Kontrol Energy
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Kontrol Energy Corp. is an energy efficiency solutions and technology company.
PetroPredict
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A well integrity prediction engine for the oil and gas industry.
eCamion
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eCAMION Inc. is turnkey solution provider for the community energy storage industry
SF Market
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We’re a marketplace startup building the “AliExpress of solar equipment supplies”.
CPI – Compressor Products International
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Compressor Products International is an oil & energy company that provides sealing components, lubrication systems, and support services.
Stormfisher Biogas
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StormFisher Biogas is a renewable energy company that builds, owns and operates biogas plants across North America.
Spark Power Group
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Spark Power Group provides end-to-end electrical contracting, operations and maintenance services, and energy sustainability solutions.
EEStor Corporation
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Provider of leading edge electrical energy storage and related technologies.
Bruce Power
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Bruce Power is Canada’s first private nuclear generator.
Waterotor Energy Technologies
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Waterotor Energy Technologies is a environmental consulting renewable energy company located in Ottawa.
Oakville Enterprises
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Oakville Enterprises is a oil & energy company located in Oakville.
Gal Power
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GAL is the leading provider of emergency power and temperature control solutions.
Energate
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Energate offers thermostats, energy displays, load switches, and peripherals to manage and control home energy systems.
SunCoast Renewable Energy
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Mexican Energy Minister Pedro Joaquín Coldwell is expected to announce sweeping reform in Mexican energy laws.
CGX Energy
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CGX is a Canadian exploration company exploring for oil and gas in the Guyana Suriname Basin.
Maple Reinders
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Maple Reinders is a construction firm that specializes in industrial, commercial, institutional, water, energy, biogas and mining sector.
