The sewage treatment plant construction industry in the Nordics focuses on developing systems for managing wastewater effectively. Companies in this sector work on constructing treatment plants that reduce pollution, ensuring safe water returns to nature. Innovations include advanced technologies for nutrient recovery and energy efficiency, addressing not only environmental standards but also economic viability. Increased regulatory demands and a greater emphasis on sustainability are shaping the future of this industry. Notably, the Nordics aim for carbon-neutral water management solutions, driving investments toward eco-friendly practices that can handle urbanization challenges and climate change impacts more adeptly.

The investors in this overview represent a mix of venture capital, private equity, and corporate investors primarily based in Stockholm and Helsinki. Founded between 1906 and 2015, they vary significantly in size, from small firms with fewer than 50 employees to major corporations exceeding 5,000. In 2024, these investors collectively engaged in 90 transactions reflecting their strategic commitment to the sewage treatment plant sector, with Almi and EQT Group among the most notable participants. Their activities point towards a proactive approach in fostering innovation and sustainability in infrastructure.

Top 9 Sewage Treatment Plant Construction Investors in the Nordics

1. EQT Group

• Website: eqtgroup.com
• Type: Private Equity
• Headquarters: Stockholm, Stockholm, Sweden
• Founded year: 1994
• Headcount: 1001-5000
• Number of deals in 2024: 30
• LinkedIn: eqt-partners

EQT Group is a prominent private equity firm based in Stockholm, Sweden, founded in 1994. The firm specializes in various investment strategies, including private equity, infrastructure, real estate, growth equity, and venture capital. EQT serves institutional investors by providing expertise in managing diverse investment portfolios across multiple sectors and geographies. Notably, EQT has made significant investments in the water and wastewater treatment sector, exemplified by their acquisition of Saur SAS for approximately $1.7 billion in December 2018. Saur SAS is a key player in the sewage treatment industry, which aligns with EQT's strategic interests in infrastructure and environmental services. Additionally, EQT's acquisition of Covanta, a waste-to-energy firm, further demonstrates their commitment to sustainable and environmentally focused investments. These transactions highlight EQT's capability and interest in the sewage treatment plant construction sector.

2. Almi

• Website: almi.se
• Type: Venture Capital
• Headquarters: Stockholm, Stockholm, Sweden
• Founded year: 1994
• Headcount: 201-500
• Number of deals in 2024: 7
• LinkedIn: almi-ab

Almi AB is a financial services company based in Stockholm, Sweden, founded in 1994. It specializes in providing loans, risk capital, and business development support to small and medium-sized enterprises (SMEs) in Sweden. Almi aims to enhance the growth and competitiveness of these businesses through tailored financial solutions and guidance. Among their notable transactions, Almi has invested in companies such as Stockholm Water Technology, which raised funding for market entry and product development, and Aqua Robur Technologies, which focuses on efficient measurement of water quality and leakage. These investments highlight Almi's commitment to supporting innovations in water technology, making them a relevant player in the sewage treatment plant construction industry.

3. Indutrade Life Science

• Website: indutrade.se
• Type: Corporate
• Headquarters: Stockholm, Stockholm, Sweden
• Founded year: 1978
• Headcount: 1001-5000
• Number of deals in 2024: 14
• LinkedIn: indutrade-life-science

Indutrade Life Science is a corporate investor based in Stockholm, Sweden, founded in 1978. The company is part of an industrial group that focuses on developing and acquiring companies with high technical expertise across technology and industrial sectors. Indutrade emphasizes long-term relationships with its customers and operates through a decentralized structure, allowing its subsidiaries to maintain independence while benefiting from the group's resources. Notably, Indutrade has made strategic acquisitions that enhance its capabilities in the water treatment sector, including the acquisition of acti-Chem A/S in May 2022, a company specializing in sustainable water treatment solutions. This acquisition aligns with Indutrade's strategy to invest in companies that provide innovative industrial products and solutions, particularly in areas related to water treatment, which is integral to sewage treatment plant construction.

4. CapMan

• Website: capman.com
• Type: Private Equity
• Headquarters: Helsinki, Uusimaa, Finland
• Founded year: 1989
• Headcount: 51-200
• Number of deals in 2024: 4
• LinkedIn: capman

CapMan Oyj is an investment management firm based in Helsinki, Finland, specializing in private equity, real estate, infrastructure, and natural capital investments. Founded in 1989, CapMan serves institutional investors by providing access to diverse investment strategies aimed at achieving sustainable returns. The firm has a strong presence in the Nordic markets and leverages its expertise to manage funds and drive value creation for its clients. Notably, CapMan has made significant investments in companies related to water management and infrastructure, including KotiSun Group, which focuses on renovations of service water, heating, and drainage systems. This investment highlights CapMan's commitment to sectors that are crucial for sustainable urban development and environmental management. Additionally, their acquisition of Marinetek Group, which specializes in marina infrastructure, further demonstrates their engagement in sectors that may intersect with sewage treatment and water management.

5. Chalmers Ventures

• Website: chalmersventures.com
• Type: Venture Capital
• Headquarters: Sweden
• Founded year: 2015
• Headcount: 11-50
• Number of deals in 2024: 26
• LinkedIn: chalmers-ventures

Chalmers Ventures is a venture builder and tech investor based in Sweden, founded in 2015. They focus on deep tech innovations and support researchers and entrepreneurs in commercializing their technology through various programs that provide business guidance, financing, and community networking. In 2024 alone, they have made 26 investments, showcasing their active engagement in the startup ecosystem. Among their notable transactions, they have invested in Atium, a technology manufacturer for water treatment, which raised significant funding in multiple rounds to develop products and conduct customer pilots. Additionally, they invested in Aqua Robur Technologies, further emphasizing their interest in the water treatment sector. This involvement highlights their commitment to supporting innovations that can enhance sewage treatment processes and technologies.

6. Addtech AB

• Website: addtech.se
• Type: Corporate
• Headquarters: Stockholm, Stockholm, Sweden
• Founded year: 1906
• Headcount: 1001-5000
• Number of deals in 2024: 9
• LinkedIn: addtech-ab

Addtech AB is a corporate investor based in Stockholm, Sweden, specializing in high-tech products and services across various sectors, including automation, electrification, energy, industrial solutions, and process technology. Founded in 1906, Addtech serves OEM manufacturers and end-users, enhancing operational efficiency and sustainability through innovative solutions. In 2023, Addtech Process Technology acquired 80% of Kemic Vandrens A/S, a prominent supplier of water purification solutions in Denmark, which is expected to positively impact their earnings. Additionally, in 2024, they signed an agreement to acquire 85% of PGS Tec GmbH, a company specializing in customized water and gas supply systems. These strategic acquisitions highlight Addtech's commitment to expanding its footprint in the water treatment sector, which is integral to sewage treatment plant construction.

7. Alder

• Website: alder.se
• Type: Private Equity
• Headquarters: Stockholm, Stockholm, Sweden
• Founded year: 2008
• Headcount: 11-50
• Number of deals in 2024: 1
• LinkedIn: alderfund

Alder is a private equity investment fund based in Stockholm, Sweden, founded in 2008. The firm focuses on sustainable technology companies, providing growth and buyout capital to established firms with a turnover of SEK 100-750 million. Alder aims to create value by leveraging its industrial and financial expertise to support the long-term development of its portfolio companies. Notably, Alder has been involved in several acquisitions relevant to the sewage treatment sector, including Nordic Water Products in 2012, which specializes in water treatment solutions. They also acquired Jernforsen in 2011, a company that may have connections to energy and water treatment technologies. These transactions highlight Alder's commitment to investing in companies that contribute to sustainable water management and treatment solutions.

8. Ramboll

• Website: ramboll.com
• Type: Corporate
• Headquarters: Copenhagen, Denmark
• Founded year: 1945
• Headcount: 10001+
• Number of deals in 2024: 3
• LinkedIn: ramboll

Ramboll Group A/S, founded in 1945 and headquartered in Copenhagen, Denmark, is a leading global engineering, architecture, and consultancy firm with over 18,000 employees operating in more than 35 countries. The company focuses on providing sustainable solutions across various sectors, including energy, environment, and infrastructure. Recently, Ramboll has made strategic acquisitions to enhance its capabilities and market presence. For instance, they acquired Wandschneider + Gutjahr, a German waste-to-energy engineering consultancy, to bolster their expertise in sustainable waste management and energy transition. Additionally, they acquired K2 Management, further expanding their consultancy services. While these transactions primarily focus on waste management and energy, Ramboll's broad expertise in environmental and infrastructure projects positions them well to engage in sewage treatment plant construction, aligning with their commitment to tackling complex challenges related to climate change and urban development.

9. Sdiptech

• Website: sdiptech.se
• Type: Corporate
• Headquarters: Stockholm, Stockholm, Sweden
• Headcount: 1001-5000

Sdiptech AB is an infrastructure technology group based in Stockholm, Sweden, that specializes in enhancing the efficiency and sustainability of infrastructure through technology and services. Founded with a vision to address critical renovation and expansion needs in aging systems, Sdiptech focuses on acquiring and developing technology companies that contribute to societal growth. Notably, Sdiptech has made significant acquisitions in the water treatment sector, including Kemi-tech ApS, a Danish provider of tailored chemical solutions for industrial water treatment, and Water Treatment Products Limited, which specializes in water treatment solutions. These acquisitions reflect Sdiptech's commitment to sustainable technologies and its strategic positioning within the water treatment industry, which is closely related to sewage treatment plant construction.

Sewage Treatment Plant Construction Insights: Key Investors in the Nordics

Investor	Headquarter	Size	Founded	Deals 2024
EQT Group	Stockholm, Stockholm, Sweden	1001-5000	1994	30
Almi	Stockholm, Stockholm, Sweden	201-500	1994	7
Indutrade Life Science	Stockholm, Stockholm, Sweden	1001-5000	1978	14
CapMan	Helsinki, Uusimaa, Finland	51-200	1989	4
Chalmers Ventures	Sweden	11-50	2015	26
Addtech AB	Stockholm, Stockholm, Sweden	1001-5000	1906	9
Alder	Stockholm, Stockholm, Sweden	11-50	2008	1
Ramboll	Copenhagen, Denmark	10001+	1945	3
Sdiptech	Stockholm, Stockholm, Sweden	1001-5000		0

Want to find more investors focusing on the sewage treatment plant construction industry?

If you want to find more investors that are active in the sewage treatment plant constructionindustry, you can do that with Inven. We built this list and analysis throughInven's Investor Search, and there are a lot more private equity, venturecapital, and corporate investors like these globally.

With Inven, you'll also get to know:

• Deal History: Number of deals and their sizes.
• Portfolio: Companies they've invested in.
• Contact data: Key dealmakers, including their emails and phonenumbers.
• ...and much more!