PDENH fund

Sustainable investing in North Holland

The Participatiefonds Duurzame Economie Noord-Holland (PDENH) is an investment fund of the province of Noord-Holland. Since its establishment in 2014, the fund has invested more than €70 million in companies that contribute to the energy transition, circular economy and sustainable mobility. Since 2023, PDENH has been a closed-end fund and focuses on follow-up investments in existing portfolio companies, the management of outstanding loans and the successful phasing out of participations in sustainable growth companies.

PDENH: catalyst for sustainable economic growth in North Holland

How does a fund such as the Participation Fund for Sustainable Economy North Holland contribute?
(PDENH), which has been part of ROM InWest since 2024, contributes to the success of
innovative and socially oriented companies? Leendert van Waart and
Anthony Viellevoije has a clear answer: have the courage to start early
investing, persevering when things get tough and making tough choices at the same time
when needed. And finally, know when to pass the baton.

With what money
are we investing?

Since September 2023, PDENH is a closed-end fund that focuses on follow-on investments in existing portfolio companies.

Fund management

Since April 2024, the fund management of PDENH has been transferred to ROM InWest. Previously, the fund was managed by KplusV and StartGreenTo ensure continuity, the existing fund management team will remain involved and the three parties will work together for the time being.

These are our fund managers

Impact
and results

70

million euros invested

€70 million invested in sustainable innovation

900

kiloton CO2 savings

More than 900 kilotons of CO2 savings achieved by portfolio companies (as of 2022)

566

new jobs created

566 new jobs created in North Holland

230

million euros in co-investments

More than €230 million in co-investments attracted.

PDENH fund
game changers

The production of electronic devices, such as smartphones and wireless earbuds, has a major impact on the people and communities involved, as well as on the environment. Short life cycles...

The growing share of renewable energy sources, such as solar and wind, requires smart solutions to keep the electricity grid stable and reliable. S4 Energy responds to this with innovative energy storage systems that...

Related
articles

6 May 2025

PDENH: catalyst for sustainable economic growth in North Holland

Blog
How does a fund such as the Participation Fund for Sustainable Economy North Holland (PDENH), which has been part of ROM InWest since 2024, contribute to...
April 15, 2025

Blog Janet: The success of a good ecosystem

Blog
I was with my fellow ROM Directors in Dublin - a notable hotspot for innovation for many years...
April 15, 2025

DOPS: the power of a well-functioning ecosystem

Interview
This spring, ROM InWest, together with InnovationQuarter (IQ) and other private partners, invested €5 million in DOPS Recycling Technologies. This...
April 2, 2025

SecFund launched: New fund for dual-use innovation

News
Dutch startups, scale-ups and innovative SMEs that develop technologies with both civil and defense applications (dual-use) can now apply for funding...
27 March 2025

DOPS Recycling Technologies raises €5 million for groundbreaking recycling technology

News
DOPS Recycling Technologies has raised €5 million to further develop its innovative DCI™ technology. This technology converts waste into...
28 January 2025

Project financing: big impact with 'patient' capital

Blog
Isabel van Nesselrooij, fund manager Transition Fund at ROM InWest, emphasizes the value of project financing. “Patient capital is crucial to get projects past...
6 June 2024

Finding funding for your startup: four points of attention and tips

Blog
No matter how brilliant and innovative an idea is, scaling up as a startup rarely works without external funding. What really needs to...
April 2, 2024

Fund management of the Participation Fund for Sustainable Economy North Holland (PDENH) comes to ROM InWest

News
As of April 2, the province of North Holland will transfer PDENH fund management to ROM InWest. PDENH has invested in recent years...