Best Sustainability Tech Companies in Portugal
The 84 best Sustainability Tech companies in Portugal in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: CSide.
- ResearchAndMarkets.com
- MarketsandMarkets
Our analysis of 293 Sustainability Tech companies
$38.4b in tracked funding; 83% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Sustainability Tech companies in Portugal
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | CSide SaaS-driven energy management software solutions | $35M | 197 mo ago | Series B | 10 | 2008 | Francisco Goncalves CEO | — | — |
| 2 | Cleanwatts Provider of energy management software solutions for commercial and industrial applications | $26M | 30 mo ago | Acquired | 119 | 2020 | Luisa Matos Co-Founder & Co-CEO | — | — |
| 3 | Fusion Fuel Provider of solar energy-based hydrogen generation | $25M | 11 mo ago | Public | 107 | 2016 | Pedro Cunha Co-Founder | 25 patents Hydrogen generation using floating flow‑guide plates and solar‑concentrated electrolysis. | 1 expansion |
| 4 | Eneida Offering smart network management platform for substations | $11M | 23 mo ago | Series B | 58 | 2012 | Carlos Pina Teixeira Co-founder | — | 1 partnership |
| 5 | Fibersail Developer of monitoring systems for wind turbine blades | $6M | 50 mo ago | Series A | 15 | 2013 | Pedro Pinto Founder | — | 1 partnership |
| 6 | Enline Provider of energy monitoring system | $5M | 29 mo ago | Series A | 30 | 2018 | Manuel Lemos Co-Founder | — | — |
| 7 | Jungle Provider of electrical assets maintenance services for wind turbines and heavy machinery | $5M | 45 mo ago | Series A | 35 | 2016 | Tim Kock Co-Founder | — | 2 job openings |
| 8 | GoParity Provider of an online crowdlending platform for solar project financing | $4M | 13 mo ago | Series A | 33 | 2016 | Manuel Nina Co-Founder & CPO | — | 1 launch |
| 9 | Omniflow Provider of cloud-based connected poles for public spaces | $3M | 49 mo ago | Seed | 25 | 2013 | Pedro Ruao Founder & CEO | 8 patents Omnidirectional flow turbines for renewable power and integrated street lighting with EV charging | — |
| 10 | Biomode Nucleic-acid based assays for food safety and infectious diseases | $2M | 135 mo ago | Series A | 2 | 2010 | Nuno Azevedo Co-Founder | — | — |
| 11 | Bandora Provider of AI and cloud-based energy management systems for buildings | $2M | 22 mo ago | Seed | 10 | 2017 | Marcia Pereira Co-Founder & CEO | — | 1 partnership · 1 award |
| 12 | CO2OFFSET Provider of a SaaS platform connecting forest owners and carbon buyers | $2M | 38 mo ago | Seed | 9 | 2021 | Rui Lopes Co-Founder & CEO | — | — |
| 13 | BladeInsight Provider of an AI-powered solution to analyze wind turbine data | $1M | 81 mo ago | Deadpooled | 24 | 2015 | Andre Moura Founder & CEO | — | — |
| 14 | Enging - Make Solutions Predictive maintenance and energy solutions | $1M | 87 mo ago | Acquired | 20 | 2012 | — | — | — |
| 15 | Urban Gateway Commercializes disruptive climate-focused technologies in urban infrastructure | $662K | 35 mo ago | Seed | — | 2019 | Tom Mccawley Chairman & Cofounder | — | — |
| 16 | FASTinov Assay solutions to perform antimicrobial susceptibility testing (AST) for early microbial detection | $503K | 114 mo ago | Seed | 12 | 2013 | Cidalia Pina Vaz Co-Founder & CEO | 12 patents Clinical microbiology diagnostics and therapeutic drug monitoring platforms for antimicrobial agents | — |
| 17 | Baseform Provider of data analytics and planning solutions for networked water infrastructures. | $458K | 69 mo ago | Funding Raised | 7 | 2015 | Sergio Coelho Co-Founder & CEO | — | 1 launch |
| 18 | Geratriz Building energy management system | $162K | 134 mo ago | Seed | — | 2009 | Gustavo Pita Soares Founder & CEO | — | — |
| 19 | Undersee Provider of solutions for data acquisition and water monitoring | $150K | 89 mo ago | Seed | 6 | 2016 | Jorge Alexandre Vieira Founder & CEO | — | — |
| 20 | Manie Energy market aggregator that automatically switch customers to energy provider | $111K | 21 mo ago | Seed | — | 2024 | Andre Pedro Co-Founder & CEO | — | — |
| 21 | Watt Intelligent Solutions Energy efficiency solutions for households and SME's by analyzing smart meter data | $107K | 110 mo ago | Seed | 9 | 2012 | Miguel Carvalho Co-Founder & CEO | — | — |
Top 12 Sustainability Tech companies in Portugal
#1
Public · Sabugo, Lisboa · founded 2016 · 107 employees$25.1Mraised▾
Provider of solar energy-based hydrogen generation. It provides an electrolyzer that produces hydrogen using renewable energy.
#2
Series A · Lisbon, Lisbon · founded 2016 · 33 employees$4Mraised▾
Provider of an online crowdlending platform for solar project financing. It provides users with a platform that allows users to lend money to organizations, reinvest the money, and more. It also provides consultation and assistance services for project development.
#3
Series B · Coimbra, Coimbra District · founded 2012 · 58 employees$11.3Mraised▾
Eneida develops low power and wireless smart sensor networks, integrated with specific machine learning algorithms and a collaborative software platform. Their solutions in monitoring and managing the assets of Low voltage distribution substations. They install wireless sensors at these substations and provide theft avoidance solution, flooding and monitoring solutions on their platform. It also offers rural PV monitoring and control solutions.
#4
Acquired · Coimbra, Coimbra District · founded 2020 · 119 employees$26.4Mraised▾
Provider of energy management software solutions for commercial and industrial applications. The product offerings include Kiplo - a virtual power plant that helps utilities address market imbalances, Cloggy - which provides household real-time actionable data about rates of consumption, generation, and storage, and Kisense - which provides energy optimization solutions.
#5
Seed · Porto, Porto District · founded 2017 · 10 employees$1.6Mraised▾
Provider of AI and cloud-based energy management systems for buildings. It takes inputs from users, regular sensors, building management systems, and financials from finance managers to analyze energy demand, leading to actionable insights to save energy.
- Aug 2024Seed$1.6M
#6
Series A · Mirandela, Braganca District · founded 2018 · 30 employees$5.2Mraised▾
Provider of energy monitoring system. It provides sensorless AI-powered Digital Twin technology and Dynamic Line Rating solutions for energy monitoring.
#7
Series B · Vila Nova de Gaia, Porto District · founded 2008 · 10 employees$35Mraised▾
Developer of software applications designed for customers to make a difference in emerging areas of value-added services in the commercial and residential segments. The company's applications include energy consumption management application, solar and wind energy, gas consumption management software and other related software, enabling customers to be offered with a wide range of innovative cloud-based technology to help in detection of energy consumption.
#8
Seed · Braga, Braga District · founded 2024$110.9Kraised▾
Energy market aggregator that automatically switch customers to energy provider
#9
Series A · Lisbon, Lisbon · founded 2016 · 35 employees$5Mraised▾
Provider of electrical assets maintenance services for wind turbines and heavy machinery. Its service offerings include detecting failure development, downtime reduction, efficiency maintenance, production optimization, and others. The company claims to use AI-based predictive research and data streams of the assets to develop insights and offers its services.
#10
Seed · Porto, Porto District · founded 2013 · 25 employees$3.4Mraised▾
Provider of cloud-based connected poles for public spaces. It offers self-powered light poles with in-built electric vehicle charging points, environment monitoring sensors, and surveillance cameras. Its features include a companion cloud platform for traffic monitoring, electric cycle docking capability, and usage of recyclable materials. It also offers IoT-enabled smart benches as public infrastructure.
- May 2022Grant (prize money)$150K
- Nov 2019Grant (prize money)$178K
- Jan 2019Seed$2.3M
- Jul 2015Grant (prize money)$54.8K
#11
Series A · Porto, Porto District · founded 2013 · 15 employees$5.7Mraised▾
Developer of monitoring systems for wind turbine blades. It provides shape sensing systems for monitoring and analyzing the shape, condition, and behaviour of wind turbine blades under the same brand name. The system is based on fibre-optic research and offers real-time data to optimize performance and prevent failures.
#12
Seed · Leiria, Centro · founded 2021 · 9 employees$1.6Mraised▾
Provider of a SaaS platform connecting forest owners and carbon buyers. The platform facilitates carbon credit sales for landowners who postpone harvesting. It offers tools for measuring forest carbon stock and managing carbon credit wallets. The platform aims to standardize carbon credits and minimize transaction costs.
- Mar 2023Seed$1.6M
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 Portugal
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 128 Portugal-affiliated papers.
- United Nations University18
- University of Lisbon17
- Universidade do Porto11
- National Laboratory for Civil Engineering10
- Instituto Nacional de Investigação Agrária e Veterinária8
- Climate change5
- Vulnerability (computing)5
- Resilience (materials science)4
- Pluvial3
- Flood myth3
- Climate change2→11
- Resilience (materials science)4→10
- Flood myth8→12
- Resilience (materials science)1→20
- Flood myth2→12
- Environmental resource management1→5
- Ecosystem services1→4
- Environmental planning1→4
Where climate adaptation is researched across Portugal
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.
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.