Best Energy Efficiency Tech Companies in Netherlands
The 156 best Energy Efficiency Tech companies in Netherlands in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Sensorfact.
Tracking the best Energy Efficiency Tech companies in the Netherlands by disclosed equity funding, this directory covers 156 ventures with a combined $224M raised and zero unicorns yet. That last detail matters. It tells you the sector's still in its build phase, capital is spreading across a wide field, and the next breakout hasn't happened. Sympower leads at $36M, Quatt follows at $32M, and Samotics sits at $23M, with Gradyent Technologies at $12M rounding out the funded tier. Median app install growth across energy sector platforms is running at roughly +28% YoY, which is the kind of signal that shows consumer and commercial demand catching up to the infrastructure being built.
So where's the heat concentrated? EV battery technology, next-generation EV platforms, and solar electricity generation are the themes pulling attention and capital right now. Investors like Rockstart, EIT InnoEnergy, and the EIC Fund are the ones writing the early checks. I'd watch the mid-tier closely, because the gap between Samotics and the companies below it is where consolidation tends to start. The funding pool is real, the momentum's building, and the companies that can move from pilot contracts to recurring revenue this year are the ones worth your attention.
Our analysis of 50 Energy Efficiency Tech companies
$7.8b in tracked funding; 86% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy Efficiency Tech companies in Netherlands
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Sensorfact Provider of industrial IoT platform for energy consumption and machine monitoring | $48M | 35 mo ago | Acquired | — | 2016 | Pieter Broekema Founder & CEO | — | 1 job opening |
| 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 | 2015 | Simon Bushell Co-Founder & CEO | 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 | 2021 | Bass Flipse Co-Founder & COO | 2 patents HVAC room temperature control systems for building heating and cooling | 1 partnership |
| 4 | Dazzletek Develops a lighting control system for building and street lighting | $24M | 228 mo ago | Late Stage | — | — | Peter Adema Owner | — | — |
| 5 | Samotics Provider of condition monitoring solutions for industrial assets and equipment 78AI top 20%Tech top 25%Talent top 28%Funding top 35% All 9 signals ▾AItop 20% Techtop 25% Talenttop 28% Fundingtop 35% Growthtop 35% Marketbottom 49% Productbottom 45% Globalbottom 38% Newsbottom 24% AI: Classified as an AI company Tech: 49 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Ses rank vs industry peers · Fliar Intelligence Index 78/100 | $23M | 16 mo ago | Series A | 104 | 2015 | Simon Jagers Co-Founder | — | 2 partnerships |
| 6 | Gradyent Technologies Provider of AI & cloud-based solutions to optimize heat network | $12M | 14 mo ago | Series B | 44 | 2019 | Robert Vrancken Founder & CTO | — | 1 expansion |
| 7 | Physee Provider of transparent BIPV solar panels | $12M | 60 mo ago | Series A | 36 | 2014 | — | 38 patents Eu2+-doped luminescent nanoparticle coatings for greenhouse glazing and solar concentrators | 1 launch |
| 8 | Energyworx Provider of SaaS and big data-based energy data management and analytics | $8M | 59 mo ago | Acquired | 65 | 2012 | Erik Wijk Co-Founder | — | — |
| 9 | Spotr Developer of AI-driven building profiles through imagery and data analysis | $8M | 28 mo ago | Series A | 46 | 2015 | Marieke Dijksma Cofounder & Product developer | — | — |
| 10 | Flexidao Blockchain-based platform for energy management | $6M | 47 mo ago | Series A | 45 | 2017 | Grzegorz Bytniewski Co-Founder | — | — |
| 11 | Incooling Developer of next-generation two-phase cooled servers. | $4M | 41 mo ago | Seed | 15 | 2019 | Helena Samodurova Co-Founder | — | — |
| 12 | BlueHeart Energy Developer of thermo acoustic technology for residential heat pump applications | $3M | 14 mo ago | Seed | 33 | 2016 | Haico Halbesma co-founder | — | 1 expansion |
| 13 | RGS Development Thermoelectric heat panels to convert waste heat into electricity | $1M | 114 mo ago | Early Stage | 12 | 2000 | Axel Schonecker Founder & CTO | — | — |
| 14 | SoundEnergy Developer of thermoacoustic-based cooling technology solution | $1M | 85 mo ago | Seed | 4 | 2015 | Kees Blok Co-Founder | 12 patents Thermoacoustic devices converting heat to acoustic power for electricity generation | — |
| 15 | Magneto Provider of magnetocaloric heat pumps for heating and cooling solutions for the renewable energy industry | $1M | 38 mo ago | Seed | 5 | 2018 | — | 7 patents Magnetocaloric alloy materials for solid‑state refrigeration and cooling systems | — |
| 16 | Tarnoc Provider of heating solutions for home | $858K | 11 mo ago | Series A | — | 2019 | Vincent Wijdeveld Co-Founder & CEO | — | — |
| 17 | Nerdalize Cloud-based building energy management software solutions | $852K | 107 mo ago | Deadpooled | 14 | 2013 | — | 7 patents Thermal management modules for cooling heat‑generating electronic components | — |
| 18 | Plugwise IoT-enabled thermostat, plugs and switches for home energy monitoring | $412K | 123 mo ago | Funding Raised | 10 | 2006 | Reinder Sanders Co-Founder & CEO | 2 patents Smart home energy monitoring and control for residential power distribution | — |
| 19 | SolarSwing Provider of solar-based products for use in buildings | $391K | 88 mo ago | Seed | 1 | 2011 | Sam Kin Founder | — | — |
| 20 | Cohere Offers smart charging solutions for electric vehicles | $337K | 120 mo ago | Seed | — | 2011 | Michael Coussement Co-Founder | — | — |
| 21 | Loqio Provider of energy intelligence solutions | $196K | 61 mo ago | Funding Raised | — | 2017 | Iwan Cancer Co-Founder | — | — |
| 22 | Joulz Smart meter installation, meter reading & data management services provider | $190K | 119 mo ago | Acquired | 535 | 2004 | — | — | 2 job openings |
| 23 | ThermoSmart Provider of smart thermostat for homes | $173K | 113 mo ago | Seed | 10 | 2011 | Hans Kouwenhoven Co-Founder & Owner | — | — |
| 24 | Sustainable Buildings SaaS-driven IoT-based energy management solution | $117K | 90 mo ago | Funding Raised | — | 2016 | Tuan Nguyen Co-Founder | — | — |
| 25 | Tvilight Provider of commercial street lighting solutions | $108K | 115 mo ago | Acquired | 25 | 2011 | Heide Jeuken-Dahmen Chief Executive Officer | 19 patents Wireless smart lighting networks: node association, message routing, and motion‑detected control | — |
Top 12 Energy Efficiency Tech companies in Netherlands
#1
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
#2
Series A · Leiden, South Holland · founded 2015 · 104 employees$23Mraised▾
Provider of condition monitoring solutions for industrial assets and equipment. It offers predictive alerts and insights into asset health, performance, and efficiency. The company's technology uses electrical signature analysis to detect faults and optimize energy use. It provides early detection of equipment failures and helps prevent disruptions. The company also offers asset reliability services and failure detection capabilities.
- Jan 2025Venture Debt$21M
- Sep 2022Series A—
- Dec 2021Series A$16.4M
- Mar 2021Series A$6M
#3
Series B · Rotterdam, South Holland · founded 2019 · 44 employees$12.2Mraised▾
Provider of AI & cloud-based solutions to optimize heat network. It provides an artificial intelligence-based software-as-a-service platform for heat optimization. It also provides solutions for demand forecasting, flow simulation, and supply & demand matching.
- Apr 2025Series B$30.2M
- Aug 2022Series A$10.1M
- Jun 2020Seed$2.1M
#4
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
#5
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
#6
Series A · Delft, South Holland · founded 2019$858.2Kraised▾
Provider of heating solutions for home. It develops a heat pump technology that works without an outdoor unit and is connected to the existing climate system (radiators).
- Jun 2025Series A$1.4M
- Nov 2023Seed$858.2K
#7
Acquired · Utrecht, Utrecht · founded 2016$48.4Mraised▾
Provider of industrial IoT platform for energy consumption and machine monitoring. The platform offers insights into machine maintenance and energy usage. It provides tools for monitoring electricity, gas, water, temperature, humidity, compressed air, and overall equipment effectiveness. The platform aims to simplify the process of identifying waste and improving efficiency.
- Jul 2023Series C$28.1M
- Jan 2022Series B$14.5M
- Mar 2021Series A$4.4M
- Jul 2019Seed$1.4M
#8
Series A · The Hague, South Holland · founded 2015 · 46 employees$7.9Mraised▾
Developer of AI-driven building profiles through imagery and data analysis. The company offers automated data collection modules to predict energy performance. These insights help organizations efficiently assess risks and maintenance needs. The company also identifies sustainability opportunities at scale.
- Jan 2024Series A$4.9M
- Jun 2021Seed$3M
#9
Series A · Delft, South Holland · founded 2014 · 36 employees$11.5Mraised▾
Provider of transparent BIPV solar panels. It provides users with a platform offering transparent BIPV solar panels. It provides a transparent BIPV Solar Panel which can be substituted for windows in office buildings. This platform also provides real estate solutions like smart skin technology and greenhouse solutions.
- May 2021Series A$4.9M
- Jan 2021Grant (prize money)$60.7K
- Jan 2021Series A$4.9M
- Nov 2020Grant (prize money)$346.7K
#10
Series A · Amsterdam, North Holland · founded 2017 · 45 employees$6.5Mraised▾
Blockchain-based software platform for energy management. The platform provides energy data management tools for smart energy management services. The software uses a real-time digital notary to accredit the source of electricity and assigns them automatically according to the requirement. It allows the user to opt for renewable source energy and can monitor real-time energy consumption data.
- Jul 2022Series A$6.5M
- Sep 2019Seed—
#11
Seed · Eindhoven, North Brabant · founded 2019 · 15 employees$3.8Mraised▾
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- Jan 2023Seed$3.8M
#12
Acquired · Houten, Utrecht · founded 2012 · 65 employees$8.2Mraised▾
Provider of SaaS and big data-based energy data management and analytics. It provides a platform for gathering data using APIs, storage, and flexibility to have data in value context-driven data points. The analytics engine ensures that unique actionable insights are isolated and highlighted. It is used by utility companies to understand the behavioral insights of the consumers and create customized pricing plans.
- Jul 2021Series B$6M
- Jul 2020Series A—
- Nov 2019Series A$1.1M
- Oct 2016Series A—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy Efficiency Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Energy Efficiency & Buildings is moving in the Netherlands
A read on the academic research around Energy Efficiency & Buildings — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 272 Netherlands-affiliated papers.
- Delft University of Technology103
- Eindhoven University of Technology61
- University of Twente36
- Netherlands Organisation for Applied Scientific Research12
- Utrecht University8
- Heat pump4→11
- Energy management5→11
- Nuclear engineering1→4
- Process engineering1→14
- Heat pump21→33
- Renewable energy5→12
- Energy storage1→7
- Photovoltaic system3→8
- Heat pump2→5
- Electricity2→4
Where energy efficiency is researched across Netherlands
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.