The water treatment industry in Benelux focuses on ensuring clean water access, promoting wastewater management, and enhancing overall sustainability. Companies in this sector range from established firms offering innovative technologies to smaller startups pushing for eco-friendly solutions. Major players provide services like filtration, chemical treatment, and advanced monitoring systems. As global water scarcity rises, the demand for efficient and effective water treatment solutions is rapidly increasing. The industry is evolving toward more integrated, smart technologies that utilize data analytics and automation to improve operations. This shift promises improvements in water quality and environmental protection across the region.


This selection features a variety of 18 investors, including corporate, venture capital, and private equity firms, all with ties to Benelux. Headquartered primarily in Luxembourg, Belgium, and the Netherlands, these firms range in size from small teams to extensive operations employing thousands. Founded between 1987 and 2021, many have been active participants in the water treatment sector, with notable investments recorded in 2024. Whether through large funds or targeted investments, this group exemplifies diverse funding strategies aimed at bolstering innovations in water management.


Top 18 Water Treatment Investors in Benelux


1. European Innovation Council (EIC)


The European Innovation Council (EIC) is a public entity based in Brussels, Belgium, established to support innovation and entrepreneurship across Europe. Founded in 1958, the EIC offers various funding programs, including the EIC Accelerator and EIC Pathfinder, aimed at helping startups and SMEs develop and scale their technologies. The EIC provides business acceleration services, networking opportunities, and prizes to foster innovation in multiple sectors. Notably, the EIC has been involved in several transactions relevant to water treatment, such as funding TreaTech, a company focused on circular waste treatment, which raised CHF9M in Series A funding with the support of the EIC Fund. Additionally, the EIC has provided grants to companies like Mimbly and SolarDew, which are also engaged in innovative solutions that can impact water treatment and sustainability. These activities highlight the EIC's role in promoting advancements in water treatment technologies.


2. European Investment Bank (EIB)


The European Investment Bank (EIB) is a public entity based in Luxembourg, founded in 1958, that provides a range of financial services including loans, equity investments, guarantees, and advisory services. The EIB focuses on supporting sustainable projects across various sectors, including water treatment. In 2024, the EIB was involved in notable transactions such as providing $369,806,464 in debt financing to The Water Group, which is directly related to water treatment. Additionally, it supported Azienda Comprensoriale Acquedottistica with $30,994,489 in debt financing in 2025, further emphasizing its role in the water sector. These transactions highlight the EIB's commitment to promoting growth and sustainability in water management initiatives.


3. InnoEnergy

  • Website: innoenergy.com
  • Type: Venture Capital
  • Headquarters: Eindhoven, North Brabant, Netherlands
  • Founded year: 2010
  • Headcount: 201-500
  • Number of deals in 2024: 52
  • LinkedIn: innoenergy

EIT InnoEnergy is a not-for-profit organization founded in 2010, based in Eindhoven, North Brabant, Netherlands, dedicated to accelerating sustainable energy innovations. It serves as a marketplace for energy solutions, offering training programs and support for innovators and corporates in the energy sector. InnoEnergy collaborates with various stakeholders to tackle challenges related to energy transition and sustainability. Notably, InnoEnergy has participated in funding rounds for companies like Stockholm Water Technology, which raised funds for market entry and product development, indicating a direct involvement in the water treatment sector. Additionally, their investment in other sustainable technology ventures suggests a broader commitment to innovations that may intersect with water treatment solutions.


4. Eurofins

  • Website: eurofins.com
  • Type: Corporate
  • Headquarters: Luxembourg
  • Founded year: 1987
  • Headcount: 10001+
  • Number of deals in 2024: 8
  • LinkedIn: eurofins

Eurofins Scientific SE is a prominent laboratory testing company founded in 1987, headquartered in Luxembourg. With a workforce exceeding 10,000 employees and a global presence across 62 countries, Eurofins specializes in a wide array of analytical and testing services. The company serves various industries, including pharmaceuticals, food, and environmental sectors, ensuring compliance and quality assurance for its clients. Notably, Eurofins has made significant strides in the water treatment context through strategic acquisitions. In 2018, they acquired TestAmerica Environmental Services, enhancing their capabilities in environmental testing, particularly in water quality analysis. Furthermore, their acquisition of Chemtest Limited in 2019 aimed to establish a leading environmental testing laboratory in the UK and Ireland, reinforcing their commitment to water treatment services. More recently, in 2024, Eurofins acquired Labormar, a chemistry lab in Colombia, further expanding their testing capabilities in the environmental sector. These transactions highlight Eurofins' active role in the water treatment industry, making them a relevant investor in this field.


5. Gimv

  • Website: gimv.com
  • Type: Venture Capital
  • Headquarters: Antwerp, Flanders, Belgium
  • Founded year: 1980
  • Headcount: 51-200
  • Number of deals in 2024: 8
  • LinkedIn: gimv

Gimv is a venture capital investment firm based in Antwerp, Flanders, Belgium, founded in 1980. The firm partners with innovative companies across diverse sectors, including Consumer, Healthcare, Life Sciences, Smart Industries, and Sustainable Cities. Gimv provides investment management and strategic support to help businesses grow sustainably. Notably, Gimv has been involved in significant transactions, including the acquisition of Groupe Claire, a major player in water distribution network equipment, which highlights their engagement in the water treatment industry. Additionally, they have made investments in various companies, such as Itineris, a software solutions provider, which, while not directly in water treatment, indicates their broader interest in supporting innovative solutions that may intersect with water management and sustainability.


6. Triton Partners


Triton Partners is a private equity investment firm based in Luxembourg, founded in 1997. The firm specializes in private equity and credit investments in European mid-market businesses, focusing on sectors such as Business Services, Industrial Tech, and Healthcare. Triton provides operational expertise and capital to help companies unlock their full potential, partnering with management teams to address challenges and drive growth. Notably, Triton has been involved in several acquisitions that may relate to water treatment, including the acquisition of OCU Group, which encompasses O’Connor Utilities and Instalcom. This acquisition, valued at nearly £400 million, aims to facilitate further investment in both regulated and non-regulated opportunities, particularly in the context of the UK's energy transition towards renewable power, which often intersects with water treatment initiatives. Other transactions, such as the acquisition of FläktGroup, also suggest a broader interest in industrial technologies that could include water treatment solutions.


7. Aliaxis

  • Website: aliaxis.com
  • Type: Corporate
  • Headquarters: Belgium
  • Founded year: 2003
  • Headcount: 10001+
  • Number of deals in 2024: 3
  • LinkedIn: aliaxis

Aliaxis is a corporate investor based in Belgium, founded in 2003, with a workforce of over 10,000 employees. The company specializes in construction solutions, particularly in innovative water and energy management systems. Aliaxis offers a diverse range of products, including pipes, fittings, and irrigation systems, catering to the building, infrastructure, industry, and agriculture sectors. Their customer base includes construction firms and agricultural businesses seeking efficient and sustainable solutions. Notably, Aliaxis has made significant investments in the water treatment context, including the acquisition of Ashirvad Pipes Pvt Ltd, which enhances their market position in India and expands their product offerings. Additionally, their acquisition of IPEX, which focuses on residential and light commercial sprinkler systems, aligns with their strategy to strengthen their water management solutions. These transactions reflect Aliaxis's commitment to advancing water treatment technologies and solutions.


8. PureTerra Ventures

  • Website: pureterra.com
  • Type: Venture Capital
  • Headquarters: Amsterdam, North Holland, Netherlands
  • Founded year: 2017
  • Headcount: 1-10
  • Number of deals in 2024: 2
  • LinkedIn: pureterra-ventures

PureTerra Ventures is a venture capital firm based in Amsterdam, Netherlands, founded in 2017. The firm specializes in providing growth capital and consulting services to innovative entrepreneurs in the water sector, with a mission to address global water challenges. They focus on companies that are developing disruptive technologies aimed at improving water quality, efficiency, and treatment. In 2023, PureTerra Ventures participated in several significant transactions, including a $7 million Series B investment in Membrion, which is known for its advanced membrane technology for water treatment. They also invested in DIAMIDEX, which raised approximately $2.68 million in a venture round, and SWAN Systems, which secured $3 million through a convertible note. Additionally, they backed VAPAR, a startup focused on sewerage system maintenance, with a $5 million Series A funding round to support its expansion in the US. These investments highlight PureTerra's commitment to fostering innovation in the water treatment industry.


9. ABO-Group Environment

  • Website: abo-group.eu
  • Type: Corporate
  • Headquarters: Ghent, Flanders, Belgium
  • Founded year: 1995
  • Headcount: 501-1000
  • Number of deals in 2024: 2
  • LinkedIn: abo-group

ABO-Group Environment is a corporate investor based in Ghent, Flanders, Belgium, founded in 1995. The company specializes in environmental consulting and geotechnical engineering, providing a range of services including soil studies, contamination remediation, and stability assessments. They primarily operate in Belgium, the Netherlands, and France. In 2023, ABO-Group acquired SEGED, a French environmental specialist, to enhance their expertise in water management and ecological restoration, marking a significant step in their growth strategy. This acquisition aligns with their commitment to expanding their environmental services, particularly in the water treatment sector. Additionally, they have made several other acquisitions, such as Infrabureau Demey and Délo Boringen, which further strengthen their core activities in environmental research and soil studies, both of which are relevant to water treatment.


10. Xenon Private Equity

  • Website: xenonpe.com
  • Type: Private Equity
  • Headquarters: Strassen, Luxembourg, Luxembourg
  • Founded year: 2009
  • Headcount: 11-50
  • Number of deals in 2024: 5
  • LinkedIn: xenon-private-equity

Xenon Private Equity is a private equity firm based in Strassen, Luxembourg, founded in 2009. The firm specializes in investment management and advisory services, focusing on partnering with small to medium-sized enterprises to enhance their growth and competitiveness through strategic investments and operational support. Their investment strategy emphasizes sustainable practices and responsible investing, particularly in sectors such as renewable energy and waste management. Notably, Xenon Private Equity has been involved in significant transactions relevant to the environmental sector, including the acquisition of EcoEridania, an environmental service company, in 2014. This acquisition highlights their commitment to investing in companies that contribute to sustainable practices, which is closely related to water treatment. Additionally, their involvement in funding rounds for Eco Eridania S.p.A. further underscores their engagement in the environmental services space, making them a relevant player in the broader context of water treatment investments.


11. Convent Capital

  • Website: conventcapital.nl
  • Type: Venture Capital
  • Headquarters: Amsterdam, North Holland, Netherlands
  • Founded year: 2011
  • Headcount: 1-10
  • Number of deals in 2024: 2
  • LinkedIn: convent-capital

Convent Capital is a venture capital firm based in Amsterdam, North Holland, Netherlands, founded in 2011. The firm specializes in sustainable investments and growth capital provision, primarily targeting small to medium-sized enterprises in the Benelux region. Convent Capital has a notable focus on innovative companies in the AgriFood sector, but their investment portfolio also includes significant transactions in the water treatment industry. For instance, they participated in the Series C funding round for BE WTR, which raised over $45 million, indicating a strong commitment to advancing water treatment solutions. Additionally, they have been involved with Tidal Vision, which raised $140 million in Series B funding, further showcasing their engagement in sectors that contribute to sustainable water management. Through these investments, Convent Capital supports businesses in enhancing their sustainability efforts and achieving growth, making them a relevant player in the water treatment investment landscape.


12. Rabo Private Equity


Rabo Private Equity, based in Amsterdam, Netherlands, is a private equity firm founded in 2002. The firm specializes in providing equity capital and investment management services primarily to established and transformative companies in the Food & Agri and Sustainability sectors. Rabo Private Equity leverages its global network and partners with top-tier funds to support the growth and transition efforts of its clients. Notably, Rabo Private Equity has been involved in significant transactions in the water treatment sector, including multiple funding rounds for Voltea, a company that specializes in innovative water treatment technologies. They participated in Series A, B, and C funding rounds for Voltea, raising a total of over $10 million. Additionally, Rabo Private Equity acquired a 60% stake in Koop Bronbemaling, a company focused on dewatering solutions, further emphasizing their commitment to the water treatment industry.


13. DOB Equity

  • Website: dobequity.nl
  • Type: Private Equity
  • Headquarters: Veessen, Gelderland, Netherlands
  • Founded year: 1997
  • Headcount: 1-10
  • Number of deals in 2024: 1
  • LinkedIn: dob-foundation

DOB Equity is an impact investment fund based in Veessen, Gelderland, Netherlands, founded in 1997. The fund focuses on supporting innovative and scalable companies in Eastern Africa, aiming to create social impact while ensuring long-term profitability for its portfolio companies. Notably, DOB Equity has invested in Spouts of Water, which raised funds in January 2025, and Jibu, which raised $1.5 million in May 2019. Both companies are involved in providing solutions for water access and treatment, highlighting DOB Equity's commitment to the water treatment sector. Additionally, they have invested in Crop Nutrition Laboratory Services (Cropnuts), which, while primarily focused on agricultural services, may also intersect with water management practices in agriculture. By providing funding and expertise, DOB Equity helps entrepreneurs navigate challenges and contribute positively to their communities, particularly in the context of water access and treatment.


14. Incofin Investment Management


Incofin Investment Management is an impact investment firm based in Antwerp, Belgium, founded in 2009. The firm specializes in financing and supporting organizations in emerging markets, with a strong emphasis on promoting financial inclusion and sustainable development. Incofin offers a variety of services, including equity investments, debt financing, and technical assistance, aimed at creating positive social impacts. Recently, Incofin has made significant strides in the water treatment sector, notably investing EUR 7.5 million in Rite Water Solutions, which focuses on water purification systems, through their Water Access Acceleration Fund (W2AF). This fund, launched in March 2023, has a total commitment of EUR 36 million and aims to enhance water access. Additionally, Incofin participated in a venture round for Spouts of Water, further demonstrating their engagement in water-related initiatives. Their clients include development funds and financial institutions that seek to make a meaningful impact through their investments.


15. Natural Ventures

  • Website: natural.ventures
  • Type: Corporate
  • Headquarters: The Hague, South Holland, Netherlands
  • Founded year: 2021
  • Headcount: 11-50
  • Number of deals in 2024: 2
  • LinkedIn: naturalventures

Natural Ventures is a corporate investment firm based in The Hague, South Holland, Netherlands, founded in 2021. The firm specializes in technology companies that tackle global challenges related to water and food security. They provide capital, strategic support, and access to a network of industry experts to help their portfolio companies develop scalable solutions. Their focus on sustainable practices in agriculture and water management is evident in their recent transactions. For instance, they participated in a Seed Round for Active Membranes, which raised $2,326,825 on July 9, 2024, and in a Series C funding round for N-Drip, which raised $44,000,000 on June 21, 2023. These investments highlight their commitment to advancing technologies that can improve water treatment and management, making them a relevant player in this sector.


16. Invest-NL

  • Website: invest-nl.nl
  • Type: Venture Capital
  • Headquarters: Amsterdam, North Holland, Netherlands
  • Founded year: 2020
  • Headcount: 51-200
  • Number of deals in 2024: 17
  • LinkedIn: invest-nl

Invest-NL is an impact investment firm based in Amsterdam, founded in 2020, that focuses on financing sustainable and innovative projects in the Netherlands. They support entrepreneurs with promising plans for societal transitions, particularly in energy and technology sectors. In 2024, Invest-NL participated in several notable transactions, including a €6 million seed investment in AquaBattery, a startup developing a low-cost, sustainable energy storage solution based on salt water, which has implications for water treatment technologies. Additionally, they invested in Paques Biomaterials, which is working on biopolymers as alternatives to plastics, potentially contributing to environmental sustainability in water treatment contexts. By mobilizing capital from various sources, Invest-NL aims to make impactful investments that contribute to a more sustainable economy, including areas related to water treatment.


17. SHIFT Invest

  • Website: shiftinvest.com
  • Type: Venture Capital
  • Headquarters: Amstelveen, North Holland, Netherlands
  • Founded year: 2009
  • Headcount: 11-50
  • Number of deals in 2024: 4
  • LinkedIn: shift-invest

SHIFT Invest is a venture capital fund based in Amstelveen, North Holland, Netherlands, founded in 2009. The firm specializes in impact investing, focusing on innovative enterprises that have significant potential for environmental impact. They provide funding and support to early-stage companies across various sectors, including energy transition, smart food & agriculture, and sustainable mobility. Notably, SHIFT Invest has participated in transactions such as HeatMatrix, which raised over $3.3 million in a Series B round and is involved in sustainable cooling technologies that could have implications for water treatment. Additionally, their investment in Magneto, which focuses on sustainable cooling systems, further demonstrates their interest in technologies that may intersect with water treatment applications. These investments highlight SHIFT Invest's commitment to supporting innovative solutions that contribute to sustainability.


18. Aqua-Spark

  • Website: aqua-spark.nl
  • Type: Venture Capital
  • Headquarters: Utrecht, Utrecht, Netherlands
  • Founded year: 2013
  • Headcount: 11-50
  • Number of deals in 2024: 2
  • LinkedIn: aquaspark

Aqua-Spark is a venture capital holding company based in Utrecht, Netherlands, founded in 2013. It specializes in investing in innovative solutions for the aquaculture industry, including fish farms, feed mills, and hatcheries, with a strong emphasis on promoting sustainable practices and improving production efficiency. Aqua-Spark collaborates with a global community of investors to address environmental challenges in aquaculture through research and development. Notable transactions include a $2.4 million investment in BioFishency, which focuses on R&D for aquaculture solutions, and a nearly €2 million investment in Molofeed, a company that has developed proprietary micro-encapsulation technology for aquafeed. These investments highlight Aqua-Spark's commitment to enhancing sustainability and efficiency in aquaculture, which is intrinsically linked to water treatment practices.



Water Treatment Insights: Key Investors in Benelux


InvestorHeadquarterSizeFoundedDeals 2024
European Innovation Council (EIC)Brussels, Brussels, Belgium201-500195857
European Investment Bank (EIB)Luxembourg1001-5000195899
InnoEnergyEindhoven, North Brabant, Netherlands201-500201052
EurofinsLuxembourg10001+19878
GimvAntwerp, Flanders, Belgium51-20019808
Triton PartnersLuxembourg201-50019976
AliaxisBelgium10001+20033
PureTerra VenturesAmsterdam, North Holland, Netherlands1-1020172
ABO-Group EnvironmentGhent, Flanders, Belgium501-100019952
Xenon Private EquityStrassen, Luxembourg, Luxembourg11-5020095
Convent CapitalAmsterdam, North Holland, Netherlands1-1020112
Rabo Private EquityAmsterdam, North Holland, Netherlands11-5020023
DOB EquityVeessen, Gelderland, Netherlands1-1019971
Incofin Investment ManagementAntwerp, Flanders, Belgium51-20020099
Natural VenturesThe Hague, South Holland, Netherlands11-5020212
Invest-NLAmsterdam, North Holland, Netherlands51-200202017
SHIFT InvestAmstelveen, North Holland, Netherlands11-5020094
Aqua-SparkUtrecht, Utrecht, Netherlands11-5020132


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