Best Sustainability Tech Companies in North Holland, Netherlands
The 116 best Sustainability Tech companies in North Holland, Netherlands in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Leyden Labs.
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 North Holland
| # | Company | Disclosed funding | Last round | Stage | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Leyden Labs Developer of nasal sprays containing antibodies targeting respiratory viruses in the nasal mucosa | $200M | 12 mo ago | Series B | 80 | Dinko Valerio Co-founder & Executive Chairman | WordPressMySQLPHP+20 | — | — |
| 2 | Sympower Provider of energy flexibility services for businesses and energy companies 62Tech top 24%Funding top 25%Moat top 37%Innovation top 45% All 10 signals ▾Techtop 24% Fundingtop 25% Moattop 37% Innovationtop 45% Growthtop 45% Markettop 48% Patentstop 48% Talentbottom 49% Globalbottom 39% Newsbottom 37% Tech: 44 technologies across 6/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 Funding: Raised $36.1M across 9 rounds · 9 rounds over 11 yrs (0.8/yr) rank vs industry peers · Fliar Intelligence Index 62/100 | $36M | 9 mo ago | Series B | 141 | Simon Bushell Co-Founder & CEO | HubSpot CMS HubTailwind CSSEnvoy+17 | 6 patents Provides grid balancing reserve services for real‑time power system stability | — |
| 3 | Quatt Manufacturer of heat pumps | $32M | 23 mo ago | Series A | 20 | Bass Flipse Co-Founder & COO | Webflow EcommerceWebflowBootstrap+30 | 2 patents HVAC room temperature control systems for building heating and cooling | 1 partnership |
| 4 | Seenons Platform connecting organizations with waste management and recycling service providers | $18M | 11 mo ago | Series C | 80 | Joost Kamermans Co-Founder | WordPressApple iCloud MailGoogle Workspace+26 | — | 1 partnership · 1 expansion |
| 5 | Dexter AI-based forecasting & data management service provider to energy utility companies 60Tech top 24%Talent top 36%Funding top 39%Moat top 39% All 9 signals ▾Techtop 24% Talenttop 36% Fundingtop 39% Moattop 39% AItop 45% Growthtop 48% Newsbottom 44% Marketbottom 40% Globalbottom 38% Tech: 41 technologies across 6/8 capability areas · Cloud: Cloudflare Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 60/100 | $14M | 11 mo ago | Series C | 41 | Pieter Broekema Co-Founder | WordPressMySQLPHP+32 | — | — |
| 6 | Moonwatt Manufacturer of sodium ion battery based energy storage systems | $8M | 15 mo ago | Seed | — | Valentin Rota Co-Founder | Cart FunctionalitySquarespace CommerceSquarespace+9 | — | 1 launch |
| 7 | Flexidao Blockchain-based platform for energy management | $6M | 47 mo ago | Series A | 45 | Grzegorz Bytniewski Co-Founder | — | — | — |
| 8 | Watermeln Provider of hydrogen generators for high power applications | $5M | 22 mo ago | Series A | — | Jasper Baltus Co-Founder | SentryErlangElixir+16 | — | 1 expansion · 2 awards |
| 9 | ETPA Online platform for energy trading | $5M | 47 mo ago | Series A | 34 | — | HubSpot CMS HubBootstrapAmazon Web Services+12 | — | 1 partnership |
| 10 | Excess Materials Exchange Provider of marketplace for company waste | $5M | 18 mo ago | Series A | — | Christian Maaren Co-Founder & CEO | — | — | — |
| 11 | Hydryx Developer of automated landfill gas management systems for green energy production | $3M | 8 mo ago | Seed | — | Joren Tangelder Co-Founder | WebflowjQueryHSTS+6 | — | 1 partnership · 1 expansion |
| 12 | BlueHeart Energy Developer of thermo acoustic technology for residential heat pump applications | $3M | 14 mo ago | Seed | 33 | Haico Halbesma co-founder | WordPressSentryElasticsearch+24 | — | 1 expansion |
| 13 | Vandebron Online marketplace for retail power consumers | $2M | 124 mo ago | Acquired | 111 | — | ContentfulSentryApple iCloud Mail+21 | — | — |
| 14 | Coolset Provider of ESG and supply chain compliance management software platform | $2M | 39 mo ago | Seed | 12 | David Sigley Co-founder & CTO | WebflowUptimeRobotGSAP+23 | — | 1 launch |
| 15 | Agurotech Provider of sensor technology and precision agriculture solutions for farming | $2M | 16 mo ago | Series B | 14 | Joelle Brand Co-Founder | WordPressMySQLPHP+22 | — | — |
| 16 | Windcentrale Provider of wind energy through shared ownership of wind turbines | $2M | 152 mo ago | Seed | 5 | Harm Reitsma Co-Founder | Node.jsVarnishVue.js+13 | — | — |
| 17 | AMMP Technologies Off-grid asset monitoring and management software platform | $1M | 69 mo ago | Seed | 13 | Svet Bajlekov Co-founder / CEO | WordPressMySQLPHP+29 | — | 1 job opening · 3 launchs |
| 18 | RGS Development Thermoelectric heat panels to convert waste heat into electricity | $1M | 114 mo ago | Early Stage | 12 | Axel Schonecker Founder & CTO | — | — | — |
| 19 | Withthegrid IoT and AI-based asset intelligence platforms for utility service providers | $1M | 15 mo ago | Seed | 20 | Jeroen de Bruijn Co-Founder | WordPress Block EditorCart FunctionalityWordPress+28 | — | — |
| 20 | Haaven Manufacturer of wooden shelters | $1M | 24 mo ago | Seed | — | Davide Cardu Co-Founder & Head of Construction | StoryblokNode.jsSalesforce+20 | — | — |
| 21 | Root Sustainability Provider of carbon footprint management solution | $1M | 6 mo ago | Seed | — | Gijs Mol Co-Founder | — | — | — |
| 22 | Nostics Provider of covid 19 testing services | $1M | 33 mo ago | Funding Raised | 28 | Rochelle Niemeijer Co-Founder | WordPress Block EditorwpBakeryElementor+23 | 14 patents Rapid antimicrobial susceptibility testing of pathogens in body fluids using SERS-based analysis | 2 internships |
| 23 | The Great Bubble Barrier Waste plastic collection company from ocean | $732K | 65 mo ago | Funding Raised | 12 | Saskia Studer Co-Founder & CCO | WordPressMySQLPHP+27 | 5 patents Bubble screen systems for watercourse pollution mitigation and flow control | 1 job opening |
| 24 | ZonnepanelenDelen Solar project crowdfunding platform | $569K | 136 mo ago | Seed | 26 | — | WordPressApple iCloud MailMicrosoft 365+25 | — | 1 launch · 1 expansion |
| 25 | Tocardo Developer of tidal turbines and power generating solutions for ocean energy | $464K | 113 mo ago | Acquired | 15 | — | WordPressMySQLPHP+13 | 7 patents Hydrokinetic turbine systems converting flowing water energy into rotary shaft power | — |
| 26 | Sundata Smart monitoring service for solar panels | $371K | 98 mo ago | Seed | 5 | — | Chart.jsBootstrapNginx+9 | — | — |
| 27 | Blue Plastics Producer of recycled plastic granulates from used plastic films | $364K | 67 mo ago | Seed | 5 | Tatiana Novoseltseva Founder | — | 8 patents Continuous polyolefin recycling via particle injection into melt processing | — |
| 28 | Spectral Utility Power Storage Systems for off-grid and micro-grid usage | $340K | 31 mo ago | Series A | — | Floor Van Bovene Co-Founder | — | — | — |
| 29 | Cohere Offers smart charging solutions for electric vehicles | $337K | 120 mo ago | Seed | — | Michael Coussement Co-Founder | — | — | — |
| 30 | SusPhos Provider of industrial wastewater treatment solutions | $330K | 44 mo ago | Seed | 13 | Chris Slootweg Co-Founder | — | 7 patents Industrial production and selective extraction of phosphate and sulfate chemicals | — |
| 31 | Twindo Provider of a wind energy O&M management system | $300K | 12 mo ago | Seed | 6 | Frank Luijn Co-Founder | Webflowcore-jsjQuery+8 | — | 1 launch |
| 32 | DOPS Recycling Technologies Provider of the solution to convert waste into raw materials | $298K | 14 mo ago | Seed | 5 | Michiel Spits Co-Founder | — | — | — |
| 33 | Tvilight Provider of commercial street lighting solutions | $108K | 115 mo ago | Acquired | 25 | Heide Jeuken-Dahmen Chief Executive Officer | WordPressMySQLPHP+16 | 19 patents Wireless smart lighting networks: node association, message routing, and motion‑detected control | — |
Top 12 Sustainability Tech companies in North Holland
#1
Series B · Amsterdam, North Holland · founded 2020 · 80 employees$200Mraised▾
Developer of nasal sprays containing antibodies targeting respiratory viruses in the nasal mucosa. It develops nasal sprays that stop initial infection, prevent onward transmission, protect broadly against existing and new viruses, and provide universal protection, regardless of an individual’s immune history or comorbidities. The company focuses on harnessing mucosal immunity and broad protection by delivering antibodies directly to the nasal mucosa for immediate anti-viral protection. It develops active substances that target regions that lend themselves to lasting protection against multiple strains and entire virus families.
- Jun 2025Venture Debt$22.8M
- Jan 2025Series B$70M
- Jan 2022Series B$140M
- Mar 2021Series A$47.3M
#2
Series B · Amsterdam, North Holland · founded 2015 · 141 employees$36.1Mraised▾
Provider of energy flexibility services for businesses and energy companies. The company offers solutions for battery energy storage systems, renewable energy sources, and demand response. These services enable businesses to optimise energy usage, support grid stability, and unlock new revenue streams. The company’s platform uses forecasting and trading to maximise revenue generation while preserving asset health.
- Sep 2025Series B$22.3M
- Nov 2024Series B$22.6M
- 2023Grant (prize money)—
- Nov 2022Series B$3.1M
#3
Series C · Amsterdam, North Holland · founded 2019 · 80 employees$17.9Mraised▾
Platform connecting organizations with waste management and recycling service providers. It facilitates connections between entities generating waste and those who reuse it, supporting the transition to a circular economy. The platform offers access to a network of partners in the waste chain. It empowers organizations to reduce waste across various waste streams.
- Jul 2025Series C—
- Apr 2023Series B$10.9M
- Oct 2021Series A$6.9M
#4
Series C · Amsterdam, North Holland · founded 2014 · 41 employees$14Mraised▾
AI-based forecasting & data management service provider to energy utility companies. The company offerings include energy forecasting, asset dispatching, data management services, portfolio optimization, energy data analytics, asset & energy trading simulations, and more.
- Jul 2025Series C$27.1M
- Apr 2023Series B$11.5M
- Mar 2021Series A$2.5M
#5
Seed · Amsterdam, North Holland · founded 2023$3.4Mraised▾
Developer of automated landfill gas management systems for green energy production. It reduces methane emissions and increases renewable energy generation from landfills. It builds landfill gas management systems to capture methane and turn it into usable energy. It measures, visualizes, and auto-regulates landfill gas to boost green energy revenue and cut emissions. The system minimizes methane leaks, increases extraction rates, and improves energy generation efficiency.
- Oct 2025Seed$3.4M
#6
Seed · Amsterdam, North Holland · founded 2022$1.2Mraised▾
Provider of carbon footprint management solution. It offers solution to gain insights into company’s environmental footprint and identify emission hotspots throughout the life cycle. It provides features such as optimizing footprint, track progress, and more.
- Dec 2025Seed$1.2M
- Nov 2023Seed—
#7
Series A · Amsterdam, North Holland · founded 2021 · 20 employees$32.3Mraised▾
Manufacturer of heat pumps
- Jul 2024Series A$27.2M
- May 2023Seed$1.6M
- Sep 2022Seed$2M
- Mar 2022Seed$1.4M
#8
Seed · Amsterdam, North Holland · founded 2024$8.4Mraised▾
Manufacturer of sodium ion battery based energy storage systems. It offers a sodium-ion battery technology to provide dispatchable energy storage solutions for the solar power industry. Its hardware and software solutions are optimized for co-location with solar power plants.
- Mar 2025Seed$8.4M
#9
Seed · Alkmaar, North Holland · founded 2016 · 33 employees$2.9Mraised▾
Developer of thermo acoustic technology for residential heat pump applications. The technology replaces core components of heat pumps for integration by original equipment manufacturers. The company’s technology enables heat pumps to operate affordably and silently across wide temperature ranges. The technology does not require refrigerants and generates no emissions. The company focuses on residential buildings with future applications planned.
- Apr 2025Seed—
- Jan 2022Grant (prize money)$2.8M
- 2021Grant (prize money)$56.6K
#10
Series A · Amsterdam, North Holland · founded 2017$5Mraised▾
Excess Materials Exchange is a digital marketplace where companies can exchange excess materials with each other. It provides a digital matching platform to find new high-value reuse options for materials or (waste) products for companies.
- Dec 2024Series A$5M
#11
Series B · Amsterdam, North Holland · founded 2020 · 14 employees$1.8Mraised▾
Provider of sensor technology and precision agriculture solutions for farming. The company delivers tools for soil monitoring, weather data collection, and frost detection. It offers application access for data from all solutions. The company provides insights for irrigation, spraying, and required actions based on crop and soil.
- Jan 2025Series B$2.4M
- Jun 2023Grant (prize money)$80.6K
- Mar 2023Series A$1.8M
- Sep 2022Grant (prize money)$706.2K
#12
Seed · Amsterdam, North Holland · founded 2016 · 20 employees$1.2Mraised▾
IoT and AI-based asset intelligence platforms for utility service providers. It provides custom-based applications and sensor-based devices to utilities in the electricity, water, heating, and gas market. Has features like leakage detection, temperature monitoring, and others along with dashboards.
- Mar 2025Conventional Debt$1.6M
- Mar 2025Seed$2.2M
- Sep 2021Seed$1.2M
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
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.