Monica has assisted in the development of community philanthropy around the world, including Brazil, Mexico, Central and Eastern Europe, Australia, the Philippines, Thailand and Russia. She was a founder of WINGS (Worldwide Initiatives for Grantmaker Support) and served as its chair from 2004 to 2007. She has participated since its inception in the Transatlantic Community Foundation Network (TCFN), a programme initiated and led by the Bertelsmann Foundation for the past 10 years. In 2008 Bertelsmann invited the Community Foundations of Canada (CFC) to become the new host of TCFN, a further recognition of the high regard in which Monica and CFC are held. Monica is a Senior Fellow to Synergos, an organization based in New York City that promotes the development of foundations and partnerships in the global south.
Monica was appointed a Mentor with the Trudeau Foundation in 2007 and, more recently, a Director to the RioTintoAlcan Fund. She also serves on various other community boards. She is a former member of the board of directors of CIVICUS – an international alliance to nurture citizen action throughout the world, especially in areas where democracy is threatened – and of the International Committee of the Washington-based Council on Foundations. She currently serves on the Community Foundation Leadership Team of the Council on Foundations.