Pull to refresh
Logo
What Changed
Following Why Sign Up
CapitalOS raises $21.9M to turn business-to-business software into finance teams

CapitalOS raises $21.9M to turn business-to-business software into finance teams

Money Moves

The round, led by LGVP, funds infrastructure that lets software platforms launch financial products in days

October 21st, 2026: CapitalOS announces $21.9M Series A

Overview

Updated Oct 24

CapitalOS raised $21.9 million in Series A funding, announced October 21, to expand the fintech infrastructure it builds for business-to-business software platforms. LGVP led the round, with WEX Venture Capital, Group11, Great North Ventures and Night Capital participating.

The company says transaction volume through its platform grew more than twentyfold in the 18 months before the announcement. Great North Ventures, one of the new investors, put the growth at about 10 times over the same period. CapitalOS says tens of thousands of businesses now use financial products built on its infrastructure, through platforms including Beam, Workiz and Guesty.

Why it matters

Small businesses that never had a finance team get automated bill payment, spend controls, and reconciliation through software they already use.

Questions about this story

Free account needed to ask — your question is kept and asked for you right after sign-up. Answers are public.

No questions yet — be the first to ask.

Key Indicators

$21.9M
Series A funding
Led by LGVP with participation from WEX Venture Capital, Group11, Great North Ventures, and Night Capital.
20x
Volume growth, company figure
CapitalOS says volume grew more than twentyfold in the 18 months before the announcement. Investor Great North Ventures put the same period at about 10 times.
3-5%
Average savings on business spending
CapitalOS data shows businesses save 3-5% on spending that runs through the platform.
~19
Employees
About 19 employees as of October 2026, based on LinkedIn data compiled by Well Run. PitchBook lists 18.

Voices

Curated perspectives — historical figures and your fellow readers.

Sign up to generate historical perspectives on this story.

Log in Sign Up

People Involved

ND
Nir Dremer
Co-founder and CEO
Leading CapitalOS through Series A expansion
MG
Matan Goldschmiedt
Co-founder and CTO
Leading engineering at CapitalOS

Organizations Involved

CapitalOS
CapitalOS
Fintech Infrastructure Company
Scaling after $21.9M Series A

Builds fintech infrastructure that lets vertical software platforms offer cards, bill pay, wallets, and receivables to their small-business customers.
LG
LGVP
Venture Capital Firm
Lead investor in CapitalOS Series A

Led the $21.9 million Series A round in CapitalOS.

Timeline

2022 October 2026

3 events Latest: October 21st, 2026 · 3 weeks ago

  1. CapitalOS announces $21.9M Series A

    Latest Funding

    CapitalOS raises $21.9 million in Series A funding led by LGVP, with participation from WEX Venture Capital, Group11, Great North Ventures, and Night Capital. The company said volume through the platform had grown more than 20x over the prior 18 months.

  2. CapitalOS and Layer link spend management to accounting

    Partnership

    The integration sends CapitalOS card and bill-pay data into Layer's accounting software, so platform customers can close their books without re-entering transactions.

  3. CapitalOS founded

    Company Launch

    Nir Dremer and Matan Goldschmiedt found CapitalOS in San Francisco to build fintech infrastructure for B2B software platforms.

Scenarios

1

CapitalOS lands its first public-company customer

Likely Resolves by Oct 22, 2027

Discussed by: Great North Ventures, Axios Pro

CapitalOS's next phase involves partnering with larger platforms, including its first public-company customer. If the company can demonstrate its infrastructure works at enterprise scale, it could become the standard way vertical software platforms offer financial products to their SMB customers.

2

CapitalOS expands beyond its four building blocks

Possible Resolves by Oct 22, 2027

Discussed by: CapitalOS leadership, Fintech Global

The company's four primitives (bills, cards, wallets, and receivables) cover most of a business's financial lifecycle. CapitalOS could expand into adjacent areas like lending, payroll, or insurance, using the Series A to fund product development beyond its current scope.

3

Incumbent spend management firms enter embedded finance

Possible Resolves by Oct 22, 2027

Discussed by: Fintech industry coverage

Companies like Ramp and Brex, which built spend management tools directly for small businesses, could launch competing embedded finance products for vertical software platforms. This would pressure CapitalOS's differentiation and could slow its growth.

Historical Context

2 moments from history that rhyme with this story — and how they unfolded.

2011-2015

Stripe's developer-first payments infrastructure (2011)

Stripe launched in 2011 with a simple API that let developers accept payments without building banking relationships or payment processing infrastructure. The company grew rapidly as software developers chose Stripe over traditional payment processors.

Then

Stripe became the default payment infrastructure for internet businesses, processing billions in volume within a few years.

Now

Stripe's success proved that developers would adopt infrastructure that abstracts away financial complexity, paving the way for companies like CapitalOS.

Why this matters now

CapitalOS applies the same infrastructure play to a broader set of financial products (cards, bill pay, wallets, and receivables) for vertical software platforms, rather than just payments.

2010-2021

Marqeta's card issuing platform (2010s)

Marqeta built a modern card issuing platform that let fintech companies launch branded credit and debit cards without partnering with traditional banks. The company went public in 2021 at a valuation above $16 billion.

Then

Marqeta enabled a wave of fintech startups to launch card products quickly, including Square's Cash App and DoorDash's DasherDirect.

Now

Marqeta demonstrated that card issuing could be commoditized as infrastructure, validating the market for embedded finance platforms.

Why this matters now

CapitalOS extends this model beyond card issuing to the full financial lifecycle (bills, cards, wallets, and receivables) for vertical software platforms serving small businesses.

Sources

(9)
+3
CapitalOS Axios Pro Fintech Global Great North Ventures Ronda de Inversión Builders in Fintech Well Run MitchelLake PitchBook