Founding PartnerNBCUniversalOfficial Banking PartnerHighbeamOfficial Logistics PartnerFlexportOfficial CX PartnerRichpanelOfficial Advertising PartnerAppLovinOfficial SMS and E-Mail PartnerPostscriptFounding PartnerNBCUniversalOfficial Banking PartnerHighbeamOfficial Logistics PartnerFlexportOfficial CX PartnerRichpanelOfficial Advertising PartnerAppLovinOfficial SMS and E-Mail PartnerPostscriptFounding PartnerNBCUniversalOfficial Banking PartnerHighbeamOfficial Logistics PartnerFlexportOfficial CX PartnerRichpanelOfficial Advertising PartnerAppLovinOfficial SMS and E-Mail PartnerPostscriptFounding PartnerNBCUniversalOfficial Banking PartnerHighbeamOfficial Logistics PartnerFlexportOfficial CX PartnerRichpanelOfficial Advertising PartnerAppLovinOfficial SMS and E-Mail PartnerPostscript
Beanstalk Partner

Flex (Payments).

Shop with your HSA/FSA

Category
HSA/FSA payments platform
i.

In their own words

About Flex (Payments)

SourceProfile content pulled verbatim from withflex.com. We summarize each partner using their own language to keep representation honest and accurate.

Flex is an HSA/FSA marketplace that helps shoppers discover and buy eligible health and wellness products with pre-tax dollars, spanning fitness, footwear, skincare, recovery, sleep, nutrition, and smart health. The company works with over 1,000 brands and notes that millions of Americans leave HSA/FSA dollars unused every year. Flex reports an average of 30% in pre-tax savings and more than two million orders processed.

ii.

Trusted by

Trusted by Flex (Payments) customers

A selection of consumer brands building with Flex (Payments) — 18 publicly listed customers, several of whom are also part of the Beanstalk community.

  • Ladder
  • Superpower
  • Equinox
  • Hyperice
  • Spartan★Beanstalk attendee
  • Kizik
  • Chirp
  • Kindred Bravely
  • Ultrahuman
  • Shiseido★Beanstalk attendee
  • MyProtein
  • Branch
  • Forme★Beanstalk attendee
  • Chilipad by Sleepme
  • AMMD (Amy Myers MD)
  • Airdog
  • Nanobébé
  • Trainwell
iii.

Selected case studies

Flex (Payments) case studies

iv.

Related partners

Other Beanstalk partners in Banking, Payments, Insurance & HR

Meet the Flex (Payments) team at Beanstalk 2026.

September 14–16, 2026 · Manhattan × Industry City, Brooklyn

Apply for 2027 →