Flex is a payment platform for businesses to accept HSA/FSA cards. We offer a prebuilt, hosted checkout page or UI building blocks to integrate HSA/FSA payments directly into your existing flow.
Location: United States, California, San Francisco
Employees: 1-10
Founded date: 2023
Investors 2
| Date | Name | Website |
| 18.10.2025 | Cameron Ve... | cameron.vc |
| 22.10.2023 | Y Combinat... | ycombinato... |
Mentions in press and media 2
| Date | Title | Description |
| 04.09.2024 | Flex Raises $3.2M Seed Funding | Flex, a San Francisco, CA-based provider of a solution for direct-to-consumer health and wellness brands to begin accepting HSA and FSA payments online, raised $3.2M in Seed funding. Backers included Y Combinator, SV Angel, Precursor, Liqui... |
| - | Flex | “Start growing your business today by accepting HSA/FSA payments. Flex offers the most comprehensive solution on the market with a solution for all e-commerce needs.” |