CapStack
CapStack is a fintech company in San Francisco, United States, founded in 2023. It has raised $12.0M across 2 rounds, most recently a $6.0M Seed in March 2024.
Capstack Technologies
- Headquarters
- San Francisco, California
- Employees
- 11–50
- Founded
- 2023
- Business Model
- B2B
- Website
- capstack.ai
- Total Funding
- $12.0M
- Last Round
- $6.0M SeedMar 2024
- Rounds
- 2
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 2 funding rounds and 3 investors for this company. The full record is or through the API.
About
Capstack Technologies operates a digital bank-to-bank loan marketplace that lets banks and credit unions trade loan participations, access liquidity, and reduce portfolio concentration risk through a national network of buyers and sellers. The platform breaks down geographic, operational, and data silos between financial institutions, combining marketplace, loan servicing, and portfolio analytics tools with real-time communication in one secure system. As of its latest reporting, Capstack has facilitated over $2 billion in assets on the platform across more than 200 registered banks and credit unions, and counts Citi Ventures among its investors.
Summary
It lists 11–50 employees. It has raised $12.0M in total across 2 rounds, most recently a $6.0M Seed round in Mar 2024. Investors include Citi Ventures, Trajectory Ventures and Fin Venture Capital.
Tech & App Stack
6 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
Mar 2024
Sign up to see all 2 events
Funding: Pre-Seed through Seed. Amounts, valuations, and investors where available.
Investors
Similar Companies

Stripe provides payments, billing, money-management, fraud-prevention, and identity tools that he...
FNZ provides a global wealth management platform that combines technology, investment operations,...
Ellie Mae is a leading provider of technology solutions for the mortgage industry.
Ramp provides an AI-powered spend management platform that combines corporate cards, expenses, ac...
Appears in
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/capstack"><img src="https://indexed.vc/api/badge/company/capstack" alt="CapStack on Indexed.vc" width="260" height="76" /></a>