Weymuller cofounded VentureSouq alongside Sonia Gokhale, Tammer Qaddumi, and Suneel Gokhale in 2013, a MENA-based venture capital fund with a focus on fintech and climate tech. VentureSouq announced a partnership with Hub71 in February 2024, for its Hub71+ ClimateTech ecosystem. In June 2024, VentureSouq Fund II secured $2 million in investments from Jordan’s Innovative Startups and SMEs Fund. Weymuller is also a board advisor for the Sharjah Entrepreneurship Center (Sheraa) and a jury member and capital mentor of the Cartier Women’s Initiative.