Clean Technology Funding in Ontario: Top Grants and Programs for Businesses
Ontario Clean Tech Grants and Incentives for Businesses
Ontario is one of Canada’s leading provinces for clean technology innovation and adoption. Home to a large base of manufacturers, tech companies, and innovative startups, Ontario has a strong interest in reducing emissions while growing the economy. For business owners and decision-makers in Ontario, there are many funding programs available to support clean tech initiatives – from installing energy-saving equipment in a factory to launching a new cleantech venture. Both the federal and Ontario governments offer grants, loans, and tax credits to help companies invest in sustainable technologies, improve energy efficiency, and adopt low-carbon solutions. Below, we outline key federal and provincial clean tech funding options tailored for Ontario businesses.
116 opportunities available
Grant and FundingExpert AdviceOpen
First Nations Community Building Retrofit Program
Funding and support for on-reserve community energy-efficiency retrofits
Grant and FundingExpert AdviceOpen
Expanded Energy Management Program
Funding to strengthen facility energy management and efficiency initiatives
Grant and FundingOpen
XLerate Program
Pay-for-performance funding for large-scale Ontario energy-efficiency projects
Grant and FundingClosed
FedNor Aerospace Regional Recovery Initiative
Funding to recover Northern Ontario’s aerospace sector
Grant and FundingOpen
FedDev — Funding for southern Ontario
Funding for businesses in southern Ontario by FedDev Ontario.
Eligible Funding
- From $125,000 to $10,000,000
Eligible Industries
- Manufacturing
- Information and cultural industries
- Professional, scientific and technical services
- Health care and social assistance
Types of eligible projects
CommercializationArtificial Intelligence (AI)TechnologyEnvironment and ClimateInnovation
Grant and FundingOpen
Regional Tariff Response Initiative (RTRI) — Southern Ontario
Supports southern Ontario businesses impacted by international trade disruptions
Researchers And FacilitiesPartnering and CollaborationGrant and FundingOpen
Artiste en résidence canadien en début de carrière dans le domaine de l'urbanisme
Year-long artist residency exploring key urban issues
Grant and FundingClosed
Food Safety and Growth Initiative
Enhance food safety systems, adopt new technologies, and drive sector growth
Grant and FundingOpen
OVIN — Electric Vehicle (EV) — Stream 1
Money for electric vehicle related technologies
Grant and FundingClosed
Grid Innovation Fund
Financial support for electricity conservation innovation in Ontario
Grant and FundingOpen
Home Renovation Savings Program
Independent Electricity System Operator (IESO), Enbridge Inc., Municipality of North Cowichan, Better Homes BC, Save on Energy (SOE)
Rebates for energy-efficient home upgrades in Ontario
Other SupportGrant and FundingOpen
Peak Perks
Smart thermostat demand response incentives for Ontario electricity customers
Grant and FundingOpen
CoolSaver Program
Free home cooling tune-ups and discounts for eligible residents
Grant and FundingOpen
Eco-Roof Incentive Program
Supports installation of green and cool roofs in Toronto
Other SupportClosed
Commercial CoolSaver Program
Free commercial HVAC tune-ups and discounts for York Region businesses
Grant and FundingClosed
FedDev Ontario — Funding for organizations that help businesses grow
Supporting organizational growth through innovation and sustainable development
Grant and FundingOpen
Small Business Program
Free energy-efficient equipment upgrades for eligible Ontario small businesses
Other SupportOpen
Instant Discounts Program
Instant point-of-sale discounts on energy-efficient lighting upgrades
Grant and FundingOpen
Retrofit Program
Financial incentives for energy efficiency upgrades reducing electricity use
Grant and FundingOpen
Energy Performance Program
Pays incentives for verified facility electricity savings over time
Grant and FundingOpen
Remote First Nations Energy-Efficiency Program
Funds remote First Nations energy-efficiency upgrades for homes and businesses
Other SupportGrant and FundingExpert AdviceOpen
Energy Affordability Program
Free home energy upgrades for income-eligible Ontario households
Grant and FundingArchived
HomeEnergySaver Program
Incentives for installing new heat pumps in eligible Ontario homes
Grant and FundingExpert AdviceOpen
Existing Building Commissioning program
Incentives for commissioning to improve existing building energy performance
Other SupportPartnering and CollaborationLoans and Capital investmentsOpen
Ventures at Coralus
Funding and support for women and non-binary entrepreneurs
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Grant and FundingLoans and Capital investmentsOpen
APCHQ — Affordable Housing Innovation Fund
Association des professionnels de la construction et de l’habitation du Québec (APCHQ), Canada Mortgage and Housing Corporation (CMHC)
Supports innovative, scalable affordable housing solutions across Canada
Other SupportPartnering and CollaborationExpert AdviceClosed
CFIN — Unpuzzling: Foodtech Ontario
Mentorship program accelerating early-stage foodtech companies in Ontario
Other SupportPartnering and CollaborationGrant and FundingExpert AdviceOpen
Canada’s Next Sustainable Changemaker Challenge
Supports sustainable startups advancing net-zero and clean technology solutions
Partnering and CollaborationGrant and FundingArchived
Ontario Automotive Investment Strategy (OAIS)
Funds innovative auto manufacturing projects creating or retaining jobs
Researchers And FacilitiesGrant and FundingLoans and Capital investmentsArchived
Next Generation of Jobs Fund
Supports green job creation and environmental sustainability in Ontario
Grant and FundingLoans and Capital investmentsArchived
Strategic Jobs Investment Fund (SJIF)
Supports high-value job creation and strategic business investments
Grant and FundingClosed
Community Planting and Stewardship Grant
Supports tree planting and stewardship initiatives on Toronto private land
Other SupportGrant and FundingOpen
Neighbourhood Planting Program
Supports community-led tree planting and stewardship in Toronto
Grant and FundingOpen
Northern Energy Advantage Program (NEAP)
Rebates for Northern Ontario industrial electricity consumers
Grant and FundingClosed
Community Environmental Projects Grant Program (CEPGP)
Supports Ottawa non-profits with small-scale environmental initiatives
Grant and FundingOpen
Toronto — Capacity Buyback Program
Rewards businesses for implementing permanent water-saving measures
Loans and Capital investmentsOpen
High-Rise Retrofit Improvement Support Program (Hi-RIS)
Financing for energy-efficient retrofits in older Toronto apartment buildings
Grant and FundingClosed
Neighbourhood Climate Action Grants
Funding for resident-led Toronto climate action and education projects
Grant and FundingClosed
Brownfields Redevelopment Program - Rehabilitation
Supports redevelopment of contaminated sites for new residential use
Grant and FundingClosed
Toronto Circular Food Innovators Fund
Supports Toronto businesses in implementing reusable foodservice systems
Loans and Capital investmentsOpen
Energy Retrofit Loans (ERL)
Low-interest financing for energy-efficient building retrofits in Toronto
Grant and FundingLoans and Capital investmentsClosed
Taking Action on Tower Renewal Program (TATR)
Supports energy-efficient retrofits for Toronto rental apartment buildings
Grant and FundingClosed
Sustainable New Agri-Food Products & Productivity Program — Productivity Enhancement
Support for agriculture and food producers and businesses
Grant and FundingClosed
Regional Economic Growth Through Innovation & Southern Ontario Prosperity Program — Not-for-profit organizations
Funds for Southern Ontario not-for-profit organizations helping businesses
Grant and FundingOpen
Toronto Eco-Roof Incentive Program
Boost Toronto's climate resilience by funding green and cool roof installations
Grant and FundingOpen
Forest Biomass Program — Exploring biomass pathways stream
Ontario's Forest Biomass Program: fostering sustainable economic growth
Grant and FundingClosed
Youth Climate Action Grants
Supports student-led climate action initiatives in Toronto schools
Grant and FundingClosed
Greening Partnership Grant
Supports tree planting and stewardship on private Toronto land
Researchers And FacilitiesExpert AdviceOpen
NRC — Hygrothermal performance of buildings testing facilities
Energy efficient building testing in Ottawa
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Grant and FundingClosed
Sustainable New Agri-Food Products & Productivity Program — New Products
Support for agriculture and food producers
Grant and FundingClosed
Agri-Tech Innovation Initiative : Stream 1 – Agri-Tech Innovation
Supports agri-food growth through innovation and energy efficiency
Grant and FundingClosed
Ontario Junior Exploration Program
Funding for junior mining exploration in Ontario
Grant and FundingClosed
thriveFORWARD
Northumberland Community Futures Development Corporation (NCFDC), Federal Economic Development Agency for Southern Ontario (FedDev), Nventure
Money for technology and industrial companies in Southern Ontario
Grant and FundingOpen
Sustainable Growth and Adoption Program (SGAP)
Supports clean technology adoption and operational sustainability improvements
Grant and FundingClosed
Sustainable New Agri-Food Products & Productivity Program — Clean Tech in Agri-Food
Support for agriculture and food producers and businesses
Grant and FundingOpen
Forest Biomass Program — Modernization stream
Modernizes Ontario's forest sector using underutilized biomass resources
Grant and FundingClosed
The Accerta Health Access Foundation Grant
Supports equitable access to healthcare services
Grant and FundingClosed
OTF — Seed Grant
Build capacity and resilience for delivering impactful community programs and services
Grant and FundingOpen
Ontario Creates Industry Development Program
Supports Ontario creative industry organizations with strategic development initiatives
Grant and FundingOpen
Forest Biomass Program — Innovative bioproduct manufacturing stream
Supports forest biomass innovation and utilization in Ontario
Loans and Capital investmentsOpen
VERGE Capital — Startup Fund
Loans for social enterprises in Southwestern Ontario
Loans and Capital investmentsClosed
Home Energy Loan Program
Low-interest financing for Toronto homeowners' energy-efficient home upgrades
Grant and FundingClosed
Emissions Performance Standards program
Ontario EPS program reduces industrial greenhouse gas emissions
Grant and FundingClosed
Entrepreneurship and Innovation Fund (EIF) — Non-Profits that Serve Underrepresented Communities
Funding for non-profit organizations in York Region
Grant and FundingClosed
Independent Electricity System Operator (IESO) - Grid Innovation Fund
Supports innovative electrification and demand management projects
Grant and FundingArchived
Brownfields Redevelopment Program - Development Charge Deferral
Supports redevelopment of contaminated sites for residential housing projects
Researchers And FacilitiesExpert AdviceOpen
NRC — Canadian Centre for Housing Technology
Housing technology test facilities in Ottawa
Grant and FundingClosed
Regional Economic Growth Through Innovation & Southern Ontario Prosperity Program
Funding for SMEs in Southern Ontario to grow, innovate and compete
Grant and FundingClosed
Caribou Conservation Stewardship Program (CCSP) 2025-26
Supports Boreal Caribou conservation through habitat restoration and research
Grant and FundingClosed
Ontario On-Farm Climate Action Fund (OFCAF)
Cost-share funding for Ontario farmers
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Grant and FundingClosed
Green and Inclusive Community Buildings (GICB) Program
Improving underserved Canadian community buildings' energy efficiency
Grant and FundingClosed
Agri-Tech Innovation Initiative : Stream 3 – Agri-Tech Energy Costs Savings
Supports growth through agri-food innovation and efficiency
Grant and FundingClosed
Indigenous Economic Development Fund — Regional Partnership Grants Program
Government of Ontario (ON), Ontario Ministry of Indigenous Affairs and First Nations Economic Reconciliation
Supports Indigenous-led mineral development participation and capacity
Grant and FundingOpen
Heart of Georgian Bay Community Forward Fund
Supports innovative community projects with measurable regional impact
Grant and FundingClosed
EV ChargeON Program
Funding to support the installation of public electric vehicle (EV) charging stations in Ontario communities outside of large urban centres.
Grant and FundingClosed
Brant Community Foundation - City of Brantford Community Grant Program
Supports community wellbeing projects aligned with local priorities
Loans and Capital investmentsArchived
Advanced Manufacturing Investment Strategy (AMIS)
Supports Ontario manufacturers investing in advanced technology and innovation
Grant and FundingOpen
OVIN — C/AV and Smart Mobility — Stream 1
Funding for autonomous vehicles and smart mobility technologies
Grant and FundingClosed
Critical Minerals Innovation Fund
Funding for innovative critical minerals projects in Ontario
Other SupportGrant and FundingOpen
STEP Program
Supports building owners to enhance efficiency and resident well-being
Grant and FundingClosed
Indigenous Climate Action Grants
Supports Indigenous-led climate action for Toronto’s urban Indigenous community
Grant and FundingClosed
InTO the Ravines Grant
Support for environmentally focused community ravine events
Grant and FundingClosed
Schoolyard Tree Planting Grant Program
Supports tree planting initiatives on Ottawa school properties
Grant and FundingClosed
OVIN — R&D Partnership Fund – Advanced Charging and Vehicle-to-Grid (V2G) Stream
Supports R&D collaborations for advanced EV charging and V2G technologies
Grant and FundingOpen
Site Readiness Program
Funding assistance for industrial site preparation in Ontario
Grant and FundingClosed
Agri-Food Energy Cost Savings Initiative
The Agri-Food Energy Cost Savings Initiative supports agri-food processors in increasing energy efficiency.
Grant and FundingClosed
Entrepreneurship and Innovation Fund — Small Businesses or Entrepreneurs Developing Agri-tech and Cleantech Solutions
Funding for agri-tech and cleantech solutions in York Region
Grant and FundingArchived
Aboriginal Participation Fund (APF) — Values mapping and related projects
Supports Aboriginal communities in mineral regulatory participation
Grant and FundingClosed
Ontario Transit Investment Fund (OTIF)
Supports the creation and expansion of sustainable transit services
Grant and FundingOpen
Forest Biomass Program — Indigenous bioeconomy partnerships stream
Ontario supports sustainable forest biomass utilization and innovation
Grant and FundingExpert AdviceClosed
Ottawa Rural Clean Water Program
Supports rural projects safeguarding Ottawa’s surface and groundwater quality
Grant and FundingOpen
High Volume User Program
Provides rebates for installing water-efficient commercial fixtures and appliances
Loans and Capital investmentsOpen
Better Homes Ottawa
Offers low-interest, long-term loans for energy-efficient home upgrades
Grant and FundingOpen
Rain Ready Ottawa
Supports Ottawa residents with sustainable rainwater management solutions
Grant and FundingClosed
Adaptation Canada 2026 Opportunity
Funding to host Canada's national climate adaptation conference
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