Colum spent his youth growing up in Camphill Village Kimberton Hills, a biodynamic farm in Pennsylvania that serves as a community for adults with disabilities, and attended Kimberton Waldorf School (class of '92).  In 1990, Colum moved to Ipswich, MA where his family founded The House of Peace, Inc. a home for refugees from war-torn countries. He attended Berea College in Kentucky, graduating in 1997 with a bachelor’s degree in Marketing Communications.  After working in sales & marketing, Colum founded his own marketing firm, Synergy Marketing Group, in Colorado Springs, CO.  In 2001, he moved to Hudson NY, got involved with local politics and in 2003 was elected as 1st Ward Alderman to the City Council of Hudson.  After serving his term on the City Council, Colum moved to Los Angeles, CA in 2006 to attend Loyola Marymount University’s College of Business Administration. While enrolled full-time in the MBA program, Colum was hired as LMU's first Sustainability Coordinator.

Upon graduation, Colum briefly worked as a consultant before founding Malibu Compost LLC in July 2009.  Malibu Compost produces and distributes biodynamic soil products to independent nurseries and garden centers; Malibu Compost is now sold in more than 8 states and 250 retail outlets. Colum is involved with overseeing all aspects of business activities, including production and new product development.