Best Sustainability Tech Companies in Montreal, Canada
The 68 best Sustainability Tech companies in Montreal, Canada in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Enerkem.
Our analysis of 50 Sustainability Tech companies
$4.2b in tracked funding; 83% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Sustainability Tech companies in Montreal
| # | Company | Disclosed funding | Last round | Employees | Founder | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Enerkem Provider of technology converting waste into low-carbon fuels and circular chemicals 57Patents top 21%Funding top 24%Moat top 26%Product top 28% All 11 signals ▾Patentstop 21% Fundingtop 24% Moattop 26% Producttop 28% Innovationtop 32% Growthtop 45% Markettop 48% Techbottom 49% Globalbottom 44% Talentbottom 40% Newsbottom 25% Patents: 193 patents matched (strict assignee match) · 57 filings since 2022 vs 39 in 2017-21 Funding: Raised $859M across 19 rounds · 19 rounds over 19 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 57/100 | $859M | 50 mo ago | 311 | Vincent Chornet Co-Founder | Top 10M | 190 patents Conversion of waste carbon to syngas and catalytic synthesis of fuels/chemicals | 1 award |
| 2 | GHGSat Provider of satellite-based imaging services to monitor greenhouse gas emissions 60Funding top 18%Moat top 28%Talent top 28%Innovation top 30% All 10 signals ▾Fundingtop 18% Moattop 28% Talenttop 28% Innovationtop 30% Patentstop 31% Techtop 34% Growthtop 35% Newstop 39% Globalbottom 39% Marketbottom 20% Funding: Raised $145M across 7 rounds · 7 rounds over 8 yrs (0.9/yr) Moat: Editorial + unicorn rating 8/10 · IP moat: 31 patents rank vs industry peers · Fliar Intelligence Index 60/100 | $145M | 9 mo ago | 2 | — | Top 10M | 31 patents Satellite hyperspectral imaging for atmospheric trace‑gas detection and quantification. | 1 launch |
| 3 | BrainBox AI Developer of an AI platform for building HVAC system optimization 60AI top 20%Funding top 27%Moat top 31%Patents top 38% All 12 signals ▾AItop 20% Fundingtop 27% Moattop 31% Patentstop 38% Talenttop 38% Innovationtop 46% Producttop 47% Markettop 48% Globalbottom 48% Techbottom 46% Growthbottom 42% Newsbottom 24% AI: Classified as an AI company Funding: Raised $103M across 7 rounds · 7 rounds over 6 yrs (1.2/yr) rank vs industry peers · Fliar Intelligence Index 60/100 | $103M | 35 mo ago | 170 | Sean Neely Vice-Chair of the Board of Directors | Top 5M | 16 patents AI-driven optimization and dynamic control of HVAC systems in buildings | — |
| 4 | Deep Sky Developer of infrastructure for carbon dioxide removal and geologic storage 37Funding top 28%Talent top 37%Moat top 39%News bottom 48% All 8 signals ▾Fundingtop 28% Talenttop 37% Moattop 39% Newsbottom 48% Growthbottom 40% Marketbottom 39% Globalbottom 37% Partnersbottom 35% Funding: Raised $64.8M across 4 rounds · 4 rounds over 3 yrs (1.3/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 37/100 | $65M | 18 mo ago | — | Laurence Tosi Co-Founder | Top 5M | — | 1 partnership |
| 5 | Methylgene Developer of therapeutics for cancer and infectious diseases | $62M | 163 mo ago | — | Charles Grubsztajn CEO | — | 412 patents Small-molecule kinase and HDAC inhibitor therapeutics for oncology | — |
| 6 | ISun Energy Provider of smart solar canopies and carports | $46M | 25 mo ago | 290 | — | — | — | — |
| 7 | Sollum Technologies Dynamic LED lighting solutions for greenhouses, optimizing plant growth and productivity 57Talent top 28%Funding top 31%Moat top 39%Tech top 44% All 9 signals ▾Talenttop 28% Fundingtop 31% Moattop 39% Techtop 44% Growthtop 45% AItop 45% Marketbottom 39% Globalbottom 29% Newsbottom 18% Talent: 3 named leaders on record · 3 C-suite/founder profiles curated Funding: Raised $42.0M across 8 rounds · 8 rounds over 9 yrs (0.9/yr) rank vs industry peers · Fliar Intelligence Index 57/100 | $42M | 41 mo ago | 45 | Gabriel Dupras Co-founder | Top 10M | — | — |
| 8 | Sunshine Biopharma Developer of antiviral and anticancer drugs | $28M | 37 mo ago | 46 | — | Top 10M | 2 patents Patents concentrated in health & consumer products | — |
| 9 | Mnubo A cloud platform that provides M2M vertical applications to manage a wide range of machine-to-machine devices. | $18M | 92 mo ago | 60 | — | — | — | 1 launch |
| 10 | Lithion Provider of innovative technology for recycling lithium-ion batteries | $15M | 45 mo ago | 69 | — | Top 50M | — | — |
| 11 | Noze Developer of a breath-based diagnostic platform to detect disease markers noninvasively | $7M | 22 mo ago | 54 | Ashok Masilamani Chief Technology Officer and Founder | Top 50M | — | — |
| 12 | Eli Provider of AI-base smart devices for women to monitor reproductive health 72Innovation top 25%Growth top 25%News top 25%Tech top 31% All 11 signals ▾Innovationtop 25% Growthtop 25% Newstop 25% Techtop 31% Talenttop 38% Fundingtop 40% Moattop 44% AItop 45% Producttop 46% Globalbottom 39% Marketbottom 31% Innovation: 4 new-product events in 24 mo · Deep-tech classification: Tech Hardware Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 72/100 | $7M | 12 mo ago | 19 | Marina Rivas Co-Founder & CEO | Top 5M | — | — |
| 13 | Gladius Pharma Canadian, early stage biopharma developing modified beta-lactam compounds for MDR gram-negative infections | $3M | 132 mo ago | 6 | Michael Atkin President & CEO | — | — | — |
| 14 | FemTherapeutics Provider of personalized medicine for pelvic health of the women | $2M | 36 mo ago | 8 | Inara Lalani Co-Founder | Top 50M | 7 patents Patents concentrated in health & consumer products | — |
| 15 | YWire Technologies Designs lighting control devices for the commercial buildings market | $2M | 174 mo ago | — | Omar Tabba Co-Founder | — | 10 patents Smart lighting control switches and electronic illumination management systems | — |
| 16 | Bello Provider of kitchen water filters | $2M | 31 mo ago | — | Marc Schaal Co-Founder | — | 9 patents Design and self‑cleaning multi‑serve beverage capsules and dispensing containers. | — |
| 17 | Pyrowave Microwave based plastic to oil conversion | $1M | 55 mo ago | 28 | Jocelyn Doucet Founder and CEO | Top 50M | 53 patents Microwave-assisted pyrolysis of polymer waste to produce hydrocarbon resins and chemicals | — |
| 18 | ElectroBAC Provider of smart bins to collect e-waste | $1M | 93 mo ago | 16 | — | Top 10M | — | 1 partnership |
| 19 | Micropharma Develops biotherapeutics for metabolic diseases | $851K | 161 mo ago | — | Satya Prakash Founder | — | 25 patents Probiotic therapeutic formulations and ingestible oral drug delivery devices | — |
| 20 | Idnergie Provider of renewable energy generating products | $263K | 81 mo ago | 13 | — | Top 10M | — | — |
Top 12 Sustainability Tech companies in Montreal
#1
Series C · Montreal, Montreal · founded 2011 · 2 employees$145.1Mraised▾
Provider of satellite-based imaging services to monitor greenhouse gas emissions. It provides users with a platform for collecting greenhouse emission data from industries. It has launched satellites that orbit the earth, measures the amount of light absorbed in specific wavelengths of light in spectroscopy, and measures gas leaks. It offers sensor-based solutions via aircraft, and the absorption of light is used to measure the concentration of gases in a specific area. It uses proprietary algorithms for predicting emission rates and detecting leakages and emission patterns.
- Sep 2025Series C$34M
- Sep 2025Conventional Debt—
- Sep 2023Series C$44M
- Sep 2023Conventional Debt—
#2
Series A · Montreal, Quebec · founded 2022$64.8Mraised▾
Developer of infrastructure for carbon dioxide removal and geologic storage. The company builds, owns, and operates facilities to remove emissions. It secures resources, including land, power, government support, and geologic storage. The company deploys multiple direct air capture technologies. It offers carbon removal credits validated and issued on carbon registries.
- Dec 2024Grant (prize money)$40M
- Sep 2024Conventional Debt$1.8M
- Nov 2023Series A$54.8M
- May 2023Series A$10M
#3
Series A · Montreal, Montreal · founded 2019 · 19 employees$6.6Mraised▾
Eli is a provider of AI-based smart devices for women to monitor reproductive health. The platform provides a point-of-care device for women to get their everyday hormone profile, at home, from a saliva sample. The device helps to monitor their reproductive lives, including contraception, fertility, and menopause. It also provides an AI-based mobile app that enables users to interpret the information collected by the device and make informed decisions.
- Jun 2025Series A$12M
- Jan 2025Seed$1.1M
- Apr 2023Seed$3.7M
- Dec 2020Seed$1.5M
#4
Series H · Montreal, Montreal · founded 2000 · 311 employees$858.6Mraised▾
Provider of technology converting waste into low-carbon fuels and circular chemicals. The technology processes waste and residues into low-carbon fuels. It offers gasification technology that converts waste into sustainable chemicals. The company builds projects to produce sustainable methanol for hard-to-abate sectors.
- Apr 2022Series H$255M
- Feb 2022Grant (prize money)$4.3M
- Oct 2019Series G$37.8M
- Apr 2019Series G$57.1M
#5
Acquired · Montreal, Montreal · founded 1988 · 290 employees$45.5Mraised▾
Provider of smart solar canopies and carports. Its offerings include Oasis solar canopy and Palm solar carport. The products are equipped with features such as smart lighting, electric vehicle charging, curved solar panel design, and more. It also provides a smartphone app called the iSun mobile app for controlling and monitoring smart lighting, energy production and consumption, carbon savings, electric vehicle charger, and more.
- May 2024Post IPO$50K
- Dec 2023Post IPO$3M
- Nov 2022Post IPO$12.5M
- Oct 2021Post IPO$30M
#6
Seed · Montreal, Quebec · founded 2015 · 54 employees$6.8Mraised▾
Developer of a breath-based diagnostic platform to detect disease markers noninvasively. The platform uses nano-sensor arrays to detect molecular patterns. Proprietary neural models translate these patterns into diagnostic meaning. The platform is designed for semiconductor manufacturing to achieve global reach. It aims to provide earlier detection and faster interventions for better outcomes. The platform has two modes: SpotLight and DeepScan.
- Jul 2024Seed$5M
- Mar 2023Grant (prize money)$1M
#7
Acquired · Montreal, Quebec · founded 2017 · 170 employees$102.8Mraised▾
Developer of an AI platform for building HVAC system optimization. The platform autonomously optimizes HVAC systems to reduce energy consumption. It offers a cloud building management system for portfolio-wide control. The company provides resources, including articles, case studies, and tools, related to AI and sustainability.
- Jul 2023Series B$10M
- Apr 2023Series B$30M
- Feb 2023Series A$4.8M
- Oct 2022Grant (prize money)$178.2K
#8
Public · Montreal, Montreal · founded 2009 · 46 employees$28.2Mraised▾
Developer of antiviral and anticancer drugs. Its lead candidate is a GEM-difluorinated C-glycoside derivative of Podophyllotoxin that is a topoisomerase I inhibitor. It has shown efficacy in preclinical trials against multidrug-resistant breast cancer, small cell lung cancer, uterine cancer, and pancreatic cancer. It is also developing drugs for covid-19.
- May 2023Post IPO$5M
- Mar 2022Post IPO$19.5M
- Jul 2021Post IPO$900K
- Mar 2021Post IPO$2.1M
#9
Series B · Montreal, Montreal · founded 2015 · 45 employees$42Mraised▾
Dynamic LED lighting solutions for greenhouses, optimizing plant growth and productivity. They offer a comprehensive dynamic lighting technology, including smart fixtures, a cloud platform, and support. Their solution recreates natural sunlight, delivering ideal light recipes for various crops, regardless of location. This leads to increased productivity, better taste, and longer shelf life. They provide flexible LED fixtures, AI-powered by their cloud platform, supported by agronomists and technical specialists. They focus on innovation and pragmatic solutions to balance costs, crop growth, product quality, and sustainability. They offer smart support, including planning, installation, training, and monitoring. They are a cleantech company, offering energy-efficient solutions. They are a B2B company, offering a SaaS platform.
- Jan 2023Series B$30M
- Apr 2022Grant (prize money)$2.5M
- Feb 2022Series A—
- Oct 2020Series A$9.1M
#10
Series A · Montreal, Quebec · founded 2018 · 69 employees$15Mraised▾
Provider of innovative technology for recycling lithium-ion batteries. It produces strategic materials from lithium-ion batteries.
- Sep 2022Series A—
- Apr 2022Series A$15M
- Apr 2022Grant (prize money)$7.5M
- Jan 2022Series A—
#11
Seed · Montreal, Quebec · founded 2019$1.5Mraised▾
Provider of kitchen water filters. It instantly filters water to obtain great tasting water and offers three intensities for flavor infusion. It uses advanced activated carbon bloc filter for filtration process.
- Nov 2023Seed$1.5M
#12
Acquired · Montreal, Quebec · founded 1997$61.7Mraised▾
Developer of therapeutics for cancer and infectious diseases. It offers a portfolio of proprietary enzyme inhibitors, including MGCD0103, a histone deacetylase inhibitor, and MGCD265, a multi-targeted kinase inhibitor for solid tumor cancers and MGCD290, a fungal Hos2 inhibitor, for use in combination with fluconazole for fungal infections.
- Nov 2012Post IPO$26.1M
- Mar 2011Post IPO$35.6M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Sustainability Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Climate Adaptation is moving in Canada
A read on the academic research around Climate Adaptation — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 318 Canada-affiliated papers.
- University of British Columbia30
- University of Waterloo22
- McGill University19
- University of Alberta15
- Western University14
- Climate change14
- Flood myth10
- Resilience (materials science)10
- Climate risk6
- Vulnerability (computing)6
- Flood myth7→24
- Resilience (materials science)2→16
- Climate change5→18
- Flooding (psychology)2→12
- Psychological resilience1→10
- Climate change12→91
- Resilience (materials science)2→27
- Vulnerability (computing)4→27
- Psychological resilience2→23
- Climate resilience2→18
Where climate adaptation is researched across Canada
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing climate adaptation patents in Canada
Canada climate adaptation patent filing is steady — 1 filings from 1 assignees (2024–2024), led by Riskthinking AI; annual filings 1→1.
- Riskthinking AI1
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.