Serena Williams is deploying $111M through Serena Ventures into underrepresented founders, with a direct sports play through Angel City FC ownership. The thesis is clear: she's betting on founders and franchises that institutional capital has overlooked. Her 80+ company portfolio signals a venture-stage approach to sports — not legacy asset accumulation, but early-stage infrastructure and talent development that serves the sports economy. This is different from athlete investors who buy pieces of existing franchises. Williams is building a platform. Her entry marks a shift in how retired athletes deploy capital. Rather than passive ownership stakes in established teams, she's actively backing founders solving problems across sports — likely including women's sports infrastructure, where institutional capital has historically underinvested. Angel City FC is the proof point: a fully-funded NWSL franchise built on venture capital principles, not traditional sports ownership. The market signal: institutional-quality capital from an athlete founder is moving upstream into the supply chains that power sports, not just downstream into teams. This opens a new institutional category — athlete-led venture platforms — with real dry powder and a network effect only an athlete can bring.