Our
team

Our team is supported by Infestos, the sponsor of ESG Core Investments, which has a proven track record of successful ESG investments, offering unique access to off-market ESG opportunities and is set-up to provide hands-on support in value creation.

Our unique approach

Sustainability is deeply embedded in Infestos’ DNA. Infestos has a strong track record in investing in ESG technologies and supports various social initiatives such as TalentNED, a multi-sports talent development program founded by Infestos.

Infestos’ team creates value by actively driving operations along the value chain, for example by strengthening and expanding organisations, operational improvement programs, activities related to sales and marketing and technology developments.
More about our approach

Management board

Frank van Roij

Frank van Roij is managing director at ESG Core Investments. He also works at Infestos where he holds the position of investment director. Frank's expertise is supporting companies on areas including strategy, (international) business development, sales and marketing and investor communication. Frank played an instrumental role in the value creation of Infestos’ portfolio companies including Alfen, Verwater and NX Filtration.

Prior to joining Infestos, Frank worked as strategy consultant at Booz & Company (currently Strategy&, part of the PwC network). He holds a master’s degree in civil engineering from Delft University of Technology in the Netherlands and a bilingual (English and Spanish) MBA degree from IESE Business School in Barcelona, Spain.

Hans Slootweg

Hans Slootweg is managing director at ESG Core Investments. He also works at Infestos where he holds the position of investment director. Hans' expertise is supporting companies on areas including technology, R&D, finance and accounting. Hans played an instrumental role in the value creation of Infestos’ portfolio companies including Alfen, Verwater and NX Filtration.

Prior to joining Infestos, Hans worked as manager at Scotch & Soda and as senior manager at KPMG. Hans is a CPA and holds a master’s degree in accountancy from Nyenrode University in the Netherlands.

Supervisory board

Erwin Riefel

Erwin Riefel works at Infestos where he holds the position of investment director. Erwin has more than 30 years of experience in the financial sector, of which 20 years in M&A. He has extensive deal sourcing experience with a deep network of senior level contacts and has a strong understanding of key ESG markets. Erwin was a supervisory board member of Alfen between 1 March 2018 and 6 July 2020.

Prior to joining Infestos, Erwin worked as senior relationship manager for corporate clients at Rabobank (formerly known as Rabobank Nederland). He holds a master’s degree finance small and medium sized enterprises from TIAS Business School in Tilburg, the Netherlands.

Anja Vijselaar

Anja Vijselaar is a director in the Business Unit Energy at WSP, one of the world’s leading professional services firms and from its Energy department supporting clients in solutions for mid- and high voltage and the energy transition. Anja is well-connected in the North-Western European energy and technology sector, for example through her role at Dutch Power.

Prior thereto, Anja worked at Joulz, a provider of energy infrastructure solutions, where she held various positions including the position of CEO of Joulz Energy Solutions. Before joining Joulz, Anja held several management positions at Dura Vermeer. Anja is founder of the WSP Women Network and the Energy Safety Festival. She holds a master’s degree in Civil Engineering and a master’s degree in Change Management from SIOO in Utrecht, the Netherlands.

Hugo Peek

Hugo Peek’s background is in general management, corporate finance, capital markets and lending and he has been a highly prominent M&A banker in the Dutch market for many years. He has an outstanding track record in the financial sector with over 25 years of experience. Hugo has spent most of his career at ABN AMRO, where his last role was Head of Corporate & Institutional Banking EMEA.

Within ABN AMRO Corporate & Institutional Banking, Hugo held responsibility for all sustainability efforts. Before that, Hugo led the global Corporate & Institutional Clients and the Corporate Finance & Capital Markets businesses and has been global head of Energy Advisory at ABN AMRO. Currently, Hugo is a partner with DIF Capital Partners, a €8.5 billion alternative fund manager based in Amsterdam, where he is in charge of the private debt strategy. He holds a master’s degree in Financial Economics from Erasmus University in Rotterdam, and followed executive education programmes at Cambridge University, London Business School and Columbia University. He currently holds non-executive directorships at ParkBee B.V. (chair) and Bethmann Bank AG.

Richard Govers

Richard Govers has been a highly prominent M&A banker in the Dutch and North-Western European market for many years. Richard has spent most of his career at Goldman Sachs Investment Banking Division (1998-2020), where his last role was head of the Netherlands region in addition to senior coverage responsibilities within the Global Industrials Group and the Nordic region.

Currently, Richard is a partner in the Strategic Advisory Group at PJT Partners in London. Richard has extensive experience in clean energy and renewables working on various high-profile transactions. He holds a master’s degree in Mechanical Engineering from Delft University of Technology, the Netherlands.