Screen Shot 2018-07-23 at 16.53.56.png

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.


tako bruinsma

Head of product


Tako Bruinsma joined C-Change as the Head of Product, taking responsibility for the rollout of our Impact Pro(filer) blockchain technology and community portals. Trained as a physicist, Tako brings extensive experience in product and project management in Information Technology. In his career, he has built numerous leading product teams in the tech startup and corporate world. Previous positions included that of Head of Product at gas delivery startup Chama, FashionTrade, TomTom and Agendia. To C-Change, Tako brings the much needed tech and product expertise that our team needs to effectively inject the power of technology into our work and vision for a scaled, connected ‘LinkedIn for Impact’.

Screen Shot 2018-07-25 at 09.24.55.png

Josephine damstra

Partnership lead


As Partnership Lead, Josephine coordinates many of our local and global partners, is an active part of our innovative finance agenda, and will be taking the lead in the roll out of pilot initiatives within our latest program: BIZ4SDGs.

Alongside, Josephine has done a lot of work building out our Impact Pro(filer) technology and has worked as a community manager for the Dutch SDG Gateway. Josephine holds an MA in International Relations, thus bringing both theoretical knowledge and practical experiences to our C-Change team and journey. 

Julia van Dongen.jpg

Julia van dongen

Project manager


After completing her Master's at VU University Amsterdam, Julia joined C-Change as Project Manager. 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 our social media and is in charge of the operational tasks concerning the events C-Change convenes or co-hosts.


antonio trucillo

intern / Analyst


After a BSc in Economics at the Rijskuniversiteit Groningen, an exchange at the EMLyon and a MSc in Managerial Economics at the Universiteit van Amsterdam, Antonio joined C-Change to gain more experience in the consultancy sector and to satisfy his curiosity regarding the start-up environment. Politically and socially active since 2012, he is immersing himself into new topics regarding social business and entrepreneurship that match his academic and analytical skills.



Flexible Resources & Experts


ashlee tuttleman

Social innovation & design

Ashlee is a specialist in emerging markets. She is a practitioner of human centered design (HCD) and applies HCD principles to her work in agriculture value chains and startup ecosystems. Ashlee is passionate about embedding social impact goals and principles into business units and KPIs in order for organizations to achieve their impact goals and be accountable, internally and externally.  

Ashlee is now part of a renowned team working to improve the lives of smallholder coffee farmers in Africa and Asia. She relocated to The Netherlands after 6 years in Rwanda, Ghana and Côte d’Ivoire, working in social impact strategy and innovation. Ashlee earned her MA in International Development at New York City’s The New School and a BSc in International Business at Chapman University. 


Maarten Biermans

investment & reporting

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.


Truus Huisman

Communications & Outreach

Truus Huisman is purpose driven, with broad and in-depth experience in communications, external affairs, issues- and crises management and sustainable development, gained in Brussels, London, Paris and the United States. After a successful career at Unilever as VP Sustainable Business and Communications, Truus joined IKEA Foundation in 2018 as Head of Communications. Truus is keen to demonstrate that sustainability should be at the core of business, finance, society and each of us - and is therefore not only a knowledgeable expert, but also a true advocate for our work at C-Change.