Karishma founded the Non-Governmental Organisation Aspire Network. Aspire Network’s mission is “Developing Young People to Develop the Future Generation through Democratic Innovations”. The Organisation builds on the rich lived peace and security challenges and realities faced by young people from all diversities across Fiji and the Pacific region.

She is also representing Aspire Network from Fiji, Pacific on the Thematic Working Group on Youth Peace & Security (TWG-YPS) which is part of the Asia-Pacific Interagency Network on Youth (APINY).