Sam Okeefe Founder of Flex Backed byCore Innovation CapitalFirst Round CapitalLiquid 2 VenturesRethink ImpactArjan SchutteJenny AbramsonJoe MontanaJosh KopelmanTodd Jackson LinkedIn SourcesFlex Raises 5M to Unlock 50B in Untapped Pre-Tax Spending for Leading Health & Wellness Retailers — 2025-09 Browse all founders · Browse investors