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Well Run profileThe Well Run 100 · #76 of 720

Position 76

Flex (business)

AI-native private banking: cards, credit, banking and payments for business owners

Pace
3:30/kmSprint5.0
Distance
Distance 10K.
Open ops roles
4
Last week
#66
Move
▼ 10
Peak
#66
Weeks in the 100
2
The Chart →
Rank and score over time
Board rank
#56#70#84#66Oct 18#74Oct 25
Pace score
02465Oct 185Oct 25

One point per Sunday re-rank, tracking since Oct 18. The lines fill in week by week.

Sprint 3:30/kmFlex (business)MercuryRamp
Race 4:05/km
Tempo 4:40/kmBrex
Steady 5:20/km
Warm-up 6:00/km
Cool-down 6:30/km
Flex (business) runs in the Sprint lane, alongside 2 rivals. Rivals on Well Run sit in their own pace lanes; further right = more momentum. Tap one to open its page.Also competes with: American Express Business
Revenue estimate
Annualized revenue up 3x Dec 2025 to Jul 2026 (absolute undisclosed)company-stated · as of Jul 2026 flex.one ↗
Total raised
$180M equity + $300M debtsee rounds ↓
Headcount
~110 (plan: 200+ by end of 2026)as of Jul 2026 flex.one ↗
Founded
2022
HQ
San Francisco, CA

Leadership

The problem

Mid-market owners juggle regional banks and scattered tools for business and personal money

What they do

AI-native private banking: cards, credit, banking and payments for business owners

Traction Annualized revenue up 3x since Dec 2025 to nine figures; $3B annualized payment volume

Hiring trend

Open roles
32
Ops roles
4
Headcount
~110-217

Team 110 in Jul 2026, plans 200+ by year-end; LinkedIn ~217 (+60% YoY)

Hiring in

  • New York
  • Miami
  • Dallas
  • Remote (US)

Funding

Last round
$70M
Stage
Series B1
Date
Jul 2026

Led by Halo Fund (B1); Portage (Series B)

Distance

10K · edge: hard to leave

Nine-figure revenue, but Ramp alone has $1B+ revenue and 70,000+ customers in business cards.

Sources: FinTech Global: Flex $70M Series B1 (Jul 2026) ↗ · GIC: Ramp Series F, $1B+ annualized revenue (Jun 2026) ↗

Last checked Oct 25, 2026

News timeline

  1. Jul 2026Raises $70M Series B1 led by Halo Fund at ~$1.2B; launches stablecoin-based Flex Global streetinsider.com ↗
  2. Dec 2025Raises $60M Series B led by Portage; revenue 4x in a year globenewswire.com ↗
  3. Mar 2025Raises $225M: $25M equity led by Titanium + $200M Victory Park credit line businesswire.com ↗

Funding historyTotal raised $180M equity + $300M debt

  1. Jul 2026Series B1$70Mat ~$1.2B (Reuters, source)Led by Halo Fund streetinsider.com ↗
  2. Dec 2025Series B$60MLed by Portage flex.one ↗
  3. Mar 2025Debt$200M credit facilityLed by Victory Park Capital businesswire.com ↗
  4. Mar 2025Equity round$25MLed by Titanium Ventures businesswire.com ↗
  5. Earlier equity (pre-2025)~$20M (implied: $105M total equity after Series B minus $85M in 2025 rounds)flex.one ↗

Profile facts checked Oct 19, 2026. Every fact links to its public source.

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