Mathews Kalabo has been involved in youth advocacy and outreach activities in Zambia, he has represented Zambian youths at both international and local level platforms, especially in the area of Millennium Development Goals, Post 2015 Development Agenda Sustainable Development Goals, and Environmental related issues such as Climate Change, Environmental Sustainability, Community Development and Youth Empowerment. Mathews is the current coordinator for the Zambia Youth Water Forum, and he works with the United Nations Youth Association.