Most recently, she was founder and CEO of Walker Impact Strategies, a consulting firm she created in 2014 to deliver social impact strategies, partnerships and initiatives for a range of global clients.
Previously, Diana spent over a decade with the United Nations Foundation, holding various roles including Senior Director of Partnership Initiatives and Managing Director of the Global Entrepreneurs Council, where she built public/private partnerships with the corporate, government and non-profit sectors. She was seconded to the White House during the Obama Administration to work on national community service initiatives and global women’s issues. She also held roles in the 2008 Democratic National Convention Committee and the 2008 Obama for President campaign. Diana was a Steering Committee Member of Clean Energy for Biden during the 2020 presidential campaign, is a member of the Board of Counterpart International and co-chair of the International Advisory Group of Travalyst.