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Carolien de Bruin

CEO & Founder


Carolien started C-Change late 2015, and brings over 15 years of strategic and operational experience with for-profit and 'for-impact' organisations alike – most recently acting as interim COO at the Bertha Centre for Social Innovation & Entrepreneurship in Cape Town South Africa.

At Monitor Deloitte NY, she built out the  global impact investing advisory work and co-led its public sector social innovation offering. Her clients included leading corporations such as Estee Lauder, Heineken, Pfizer, and Shell, as well as impact pioneers such as B Lab, Ford Foundation, and the World Economic Forum.

Carolien facilitated multiple convenings including Rockefeller Foundation’s 2013 Global South Impact Investing Conferences, and has contributed to ground-breaking reports, including the Acumen Fund’s report 'From Blueprint to Scale'.  She is part of Cornerstone Capital's Global and B Lab's European Advisory Council, and holds an MBA from Columbia University in New York.


Mark Schrooten

Strategy & Operations


Mark has joined the C-Change team and will focus on strategy and operations. With an entrepreneurial heart and a passion for innovations which have a purpose that goes beyond immediate business benefits, Mark is a perfect fit with the C-Change vision. He successfully defined and rolled out the sustainability strategy of multinational Dorel Juvenile Europe as their Innovation and Sustainability Director. This makes him an expert on strategic marketing and business development, as well as change management. Furthermore Mark brings years of experience building and leading teams to C-Change which makes him a valuable addition to the team as head of operations.

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peter Langela

Chief Technology Officer


Peter is CTO at C-Change. With over 30 years of experience in web and app development, big data, and Internet of Things (IoT), as well his track record as an entrepreneur and investor, Peter brings exactly the right expertise to deliver on our vision for a global 'LinkedIn for Impact’.


Truus Huisman

partnerships & Business Development


Truus is purpose driven, with broad and in-depth experience in Communications, External Affairs and issues/crises management as well as sustainable development, gained in the Brussels, London, Paris and the United States. She has worked in various areas including tourism, consumer goods (food/Home and Personal Care ), Human Resources and water management. Values, empathy and putting people at the heart of everything, are key to her as a person. 

Her ultimate goal is to further drive strategic edge in Communications and Sustainable business. She believes that sustainability should be at the core of business, finance, society and each of us.

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Julia van Dongen

Project Manager


Julia has been at C-Change for over a year now, after completing her Master's at VU University Amsterdam. With a degree in Political Science, specialised in International Relations, Julia brings in-depth knowledge of international institutions, development cooperation, and multi-stakeholder relations. Within C-Change Julia focuses on Outreach and Partnerships, making sure we connect4impact to the right partners. In addition, she manages the website and is in charge of the operational tasks concerning the events C-Change convenes or co-hosts.

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Josephine Damstra

Project manager


After a four-month internship at C-Change, Josephine joined our team full time as a project manager. In this role, she works closely with our team of developers to build out our Impact PRO(filer) and the Dutch SDG Gateway. In addition, she supports a different range of activities, including some of our research and convening efforts. With a background in International Relations, an internship at the Netherlands Embassy in Sri Lanka as well as her previous internship within our own team, she is a great addition to our C-Change journey and team.





Katy was born and raised in the U.K. and is currently studying for an MSc in International Development at the University of Amsterdam. Throughout her studies, she has had a great interest in sustainability and the use of partnerships to achieve development goals. She has joined the team as an intern to help make sure the ‘C-Change trains’ are running on time by managing daily processes and operations. 

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Joyce finished an internship at the Permanent Mission of the Netherlands to the United Nations in New York in which she supported the policy officer working on the Sustainable Development Goals, Financing for Development and reform of the UN Development System. At the moment she is studying for an MSc in International Relations at the University of Amsterdam. With her knowledge of the UN system and the SDGs, Joyce joined the C-Change team as an intern to help with establishing country portals and conducting outreach to UN based agencies.  


Maarten Biermans

senior Advisor


Maarten is a specialist in the field of responsible investment, ESG integration, and impact investing. He was the lead author of the UNPRI guide on the integration of ESG considerations in Private Equity, and recent co-author of the report SDG Investing: Advancing a New Normal in Capital Markets, a C-Change commissioned report by the United Nations. Over the last decade, Maarten worked as a strategy consultant in Amsterdam, advising asset owners and asset managers. He has a PhD in Economics and an MA in Philosophy from the University of Amsterdam, and was avisiting scholar at Stanford University.

Maarten is currently involved in an ESG & Private Equity research effort at the University of Tilburg, and serves as adjunct faculty at Webster University in Leiden. To C-Change, Maarten brings a mix of capital market and impact reporting experience, a critical area of expertise in our mission to trigger and equip the private sector to make a difference.


Marsjanne Damen

Senior Advisor


Marsjanne is a specialist in the field of business development related to learning and innovation, strategic alliances and relations- partnership building. Her drive is to support people and organisations to grow in their (personal) development and make a real (social) impact through cooperation and innovation (IT), and build change and live the movement together. 

Her focus is on lifelong learning and sustainable development in public & private sector, to accomplish cooperation and positive transformation. Her background in the technology and 'learning' sector (Microsoft, ThiemeMeulenhoff) and experience with CSR programs and start-ups like 'Get it Done' to innovate and make substantial impact to society, brings the advice for C-Change in their journey to convene, consult and connect.