Best Environment Companies in Dublin, Ireland
The 54 best Environment companies in Dublin, Ireland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Mainstream Renewable Power.
Our analysis of 309 Environment companies
$75.8b in tracked funding; 79% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Environment companies in Dublin
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Mainstream Renewable Power Developer wind and solar energy plants | $759M | 45 mo ago | Acquired | Eddie Connor Founder & CEO | 2008 | WordPressMySQLPHP+22 | 2 patents Extending wind turbine blades to increase rotor diameter and power output. | — |
| 2 | Aer Soleir Developer of wind and solar energy projects | $250M | 51 mo ago | Series D | — | 2021 | WordPressPleskMySQL+14 | — | — |
| 3 | SuperNode Developer of wind energy projects | $39M | 21 mo ago | Series A | — | 2018 | WordPressApple iCloud MailMicrosoft 365+25 | 44 patents Superconducting cable assemblies and advanced cryogenic cooling systems for high‑temperature superconductors | — |
| 4 | Circal Company that develops and operates solar and energy storage projects | $17M | 21 mo ago | Series B | Bill Sadlier Founder & CEO | 2022 | — | — | — |
| 5 | Gazelle Wind Power Developer of wind energy projects | $15M | 12 mo ago | Series B | Jon Salazar Founder and CEO | 2020 | WordPressMySQLPHP+20 | 50 patents Floating offshore wind turbine platforms with advanced mooring and anchoring systems | — |
| 6 | BNRG Renewables Utility-scale solar energy project developer | $9M | 42 mo ago | Seed | David Maguire CEO & Founder | 2007 | WordPressApple iCloud MailMySQL+16 | — | 1 partnership |
| 7 | Biotricity Manufacturer of wind turbine systems | $9M | 102 mo ago | Deadpooled | Declan Kennedy CEO & MD | 2009 | — | — | — |
| 8 | Nines Photovoltaic Manufacturer of dry etching tools for solar cell production | $4M | 97 mo ago | Series A | — | 2010 | — | — | — |
| 9 | Verdantas Provider of air management services | $4M | 16 mo ago | Acquired | Gerry Salontai CEO | 2020 | Windows ServerMicrosoft ASP.NETIIS+11 | — | — |
| 10 | Terra Solar Developer of solar energy power projects | $3M | 116 mo ago | Seed | — | 2016 | — | — | — |
| 11 | Power Capital Solar power project developer | $123K | 86 mo ago | Acquired | Peter Duff Co-Founder & Director | 2011 | WordPressApple iCloud MailMicrosoft 365+20 | — | — |
| 12 | Evolution Environmental Services Provider of environmental services and solutions for managing fat, oil, and grease problems | $109K | 121 mo ago | Funding Raised | La Hicks Owner | 2010 | — | — | — |
Top 12 Environment companies in Dublin
#1
Series B · Dublin, Leinster · founded 2020 · 13 employees$15Mraised▾
Developer of wind energy projects
- Jul 2025Series B$1.7M
- May 2025Conventional Debt$2.3M
- Nov 2024Series B$12.1M
- Mar 2022Series A$1.5M
#2
Series A · Dublin, Leinster · founded 2018 · 52 employees$39Mraised▾
Developer of wind energy projects
- Oct 2024Series A$8.8M
- Apr 2023Series A$15.4M
- May 2022Series A$14.8M
- Jan 2021Seed—
#3
Acquired · Dublin, Leinster · founded 2020 · 880 employees$3.8Mraised▾
Provider of air management services
- Mar 2025Grant (prize money)$1.9M
- Mar 2025Grant (prize money)$1.9M
#4
Series B · Dublin, Leinster · founded 2022$16.7Mraised▾
Circal is a developer of solar and co-located energy storage projects in Ireland and the US, specializing in site discovery and development. The company's focus is on delivering renewable energy solutions that work for everyone, with a track record of commercially successful projects.
- Sep 2024Series B$16.7M
#5
Acquired · Dublin, Leinster · founded 2008 · 650 employees$758.7Mraised▾
Developer wind and solar energy plants
- Sep 2022Conventional Debt$290M
- Mar 2022Series C$633M
- Sep 2020Conventional Debt$620M
- Nov 2019Conventional Debt$580M
#6
Series D · Dublin, Leinster · founded 2021 · 20 employees$250Mraised▾
Developer of wind and solar energy projects
- Apr 2022Series D$250M
#7
Seed · Dublin, Leinster · founded 2007 · 50 employees$9.1Mraised▾
BNRG Renewables is a renewable energy project developer, based in Dublin, Ireland which develops, constructs, owns and operates utility-scale solar projects across the globe. Projects include 15MW Bilsham solar farm in the UK, 20MW Sycamore solar farm in the UK and 6MW solar power project in Kamenar, Bulgaria.
- Dec 2022Conventional Debt$9M
- May 2022Seed—
- May 2022Conventional Debt—
- Feb 2015Grant (prize money)$100.9K
#8
Deadpooled · Dublin, Leinster · founded 2009$9Mraised▾
Biotricity is a specialized designer and manufacturer of small-scale horizontal axis wind turbine systems to meet the electrical needs of domestic and commercial clients. Manufactured "Biotricity BH" series wind turbines with power generating capacities 2kW, 3kW, 5kW, 10kW, and 20kW. Also, developed first vertical axis wind turbine systems in August 2009 which was claimed to be deployed in West Cork.
- Dec 2017Post IPO$2.5M
- Aug 2017Post IPO$6.5M
#9
Series A · Dublin, Leinster · founded 2010 · 5 employees$3.9Mraised▾
Manufacturer of dry etching tools for solar cell production. It offers a unique, low-cost, gas-phase etching process for the photovoltaic industry. This process eliminates the need for high-cost vacuum pumps and plasma modules, resulting in superior efficiencies, etch rates, and process control. The technology is scalable for large-scale manufacturing and compatible with various silicon wafer types and advanced cell architectures. The company also develops advanced single-side nano-texturing processes for high-efficiency monocrystalline cells. The etching gas used is environmentally friendly, reducing water consumption and environmental impact.
- May 2018Series A$3.5M
- Apr 2014Grant (prize money)$1.1M
- Sep 2013Seed$373K
#10
Seed · Dublin, Leinster · founded 2016 · 2 employees$2.9Mraised▾
Developer of solar energy power projects
- Oct 2016Seed$2.7M
- May 2016Angel$141.4K
#11
Acquired · Dublin, Leinster · founded 2011 · 26 employees$123.5Kraised▾
Power Capital is a Dublin based company which develops and invests in solar power plants. Services offered include advisory, design, installation, and maintenance of solar PV systems for commercial, retail, education, agriculture and public sector clients. Projects include a 5MW Loughgerald PV in Monfin, Co. Wexford, a 25MWp ground-mounted Dysart PV system in Johnstownbridge, Co. Kildare and a 5MW Red Brae Rd solar PV Farm near Carrickfergus, Ireland.
- May 2019Grant (prize money)$123.5K
#12
Funding Raised · Dublin, Leinster · founded 2010$108.7Kraised▾
Evolution Environmental Services is a company that offers innovative solutions for managing fat, oil, and grease (FOG) problems caused by water service authorities in Ireland and internationally. They provide effective FOG management services to eliminate these issues.
- May 2016Grant (prize money)$55.6K
- Dec 2015Grant (prize money)$53.1K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Environment coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding flat · growth flat
How research on Environmental Monitoring in Dublin is moving
A read on the academic research around Environmental Monitoring in Dublin — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 76 papers.
Dublin's DCU, UCD, and Trinity College Dublin lead water and air quality monitoring research through sensor and analytical chemistry advances, with a cautiously optimistic tone (mean stance 0.32) skewing toward advancement.
- Dublin City University34
- University College Dublin21
- Trinity College Dublin18
- Technological University Dublin5
- Royal Dublin Society3
- Greenhouse gas2
- Software deployment2
- Methane1
- Bespoke1
- Web application1
- Water quality1→11
- Sediment1→8
- Wireless sensor network6
- Environmental data5
- Data quality4
- Remote sensing3
- Water quality3
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.