Who we are

Our Board members

Barbara Voskamp, President

Long time Singapore lover, lawyer, mother, sister, friend. Passionate about structuring, solutions, people, energy, bridges, waves and giving back.

Marga Mathijssen, Vice- President

Love to connect, travel and run. Passionate about understanding motives of people, human leadership, creating impact and making the world a bit healthier.

Charissia van Lelyveld, Secretary

Family, Friends and Food. Love to connect with people. Treasuring all the experiences of living abroad since 2008. Excited to work with this team to give back to Singapore and support those who need it.

Seger Visser, Treasurer

Idealist, lifelong learner and big fan (and consumer) of kaya toast with kopi-o kosong. Motivated to be part of a team that supports people in Singapore who need it most.

Si Mei Ng, Board Member

Traveler by trade: the world is my home. Passionate about learning and experiencing new things and then sharing what I found with others.

Annette Dreesmann, Board Member

Born and raised in the Netherlands, Singaporean citizen. For over 20 years based in different parts of Asia. Passionate about action, joy and creating. Which all come together in my job as the Ops director of the Hollandse Club. Grateful to be on the board of NCA to bring action and joy to those in need.

Guido Nieuwenhuyzen, Board Member

Private banker, father of 3 teenagers, in Singapore since 2006. With a committed network in Asia and long track record of building and managing  relationships, excited to build sustainable and long term solutions with and for our corporate sponsors.

Ravi Sonmad, Board Member

Over 28 years of executive roles in the US, Netherlands, China and India, now based in Singapore for several years. Passionate about working with underprivileged children in Asia to enhance self confidence and unlock leadership skills through play.  Super excited to bring professional charity experience to the NCA.

Eelco Boomsma, Board Member

Relatively fresh Singapore ‘pandemic arrival’, already hooked on hawker food, die die must try, diplomatic archaeologist and photographer. Privileged to be here, eager to give back, learn from others, bridge the gap and make friends.

Our Committee members