Flex Raises $15M to Unlock $150B in Untapped Pre-Tax Spending for Leading Health & Wellness Retailers
Summary
Flex raised $15 million in Series A funding, bringing its total capital raised to $18 million. The company provides HSA/FSA payment infrastructure for health and wellness brands and already works with hundreds of merchants. It is expanding enterprise partnerships with retailers such as Dermstore, iFit, and Therabody. Flex plans to use the capital to scale its team, improve the platform, and grow HSA/FSA acceptance as a checkout option for more merchants.
Funding
Amount
$15.0M
Total raised
Date
September 2, 2025
Announcement date
Investors
Y Combinator, Rethink Impact, First Round Capital, Cameron Ventures
Lead investors
Company
withflex.com
Funded company
Classifications
industries
HealthTech
applications
E-Commerce & Retail
AskAI Classifications
Labels
FinTech Software
Payments Software
Developer Tools
Linked Companies
Flex
$1M to $5M