Tanis serves the mission of the San Francisco-Marin Food Bank to end hunger with a commitment to equity, collaboration and community. Joining the Food Bank in 2021, Tanis previously served as a leader in the YWCA movement for almost twenty years, most recently as CEO of a combined YWCA Silicon Valley and YWCA San Francisco & Marin, since immigrating to the US in 2014.

During her tenure leading YWCAs, she centered on the mission of eliminating racism and empowering women to grow impact, launch innovative programs, and grow operations by 400%.

Tanis has served on the Silicon Valley Council of Non-Profits Leadership Council, the National Association of YWCA Executives Board of Directors, and as Co-Chair of the Santa Clara County Blue Ribbon Task Force on Intimate Partner Violence. She has been recognized as a Silicon Valley Business Journal Woman of Influence, the YWCA of Canada’s President’s Award, the Queen’s Jubilee Medal for service, and in recognition of housing advocacy and policy change, the Elizabeth Fry Society’s Housing Hero Award.