Karsa
YC W25New York City, US · Founded 2025 · 2 employees · 3 known investors
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Karsa offers business and personal banking services for companies across 50+ countries, providing multi-currency accounts, international payments, and corporate cards with support for ACH, wire transfers, SWIFT, SEPA, and stablecoin transactions.
Also known as SERAI, INC. · Agency
Founders & leadership· Y Combinator alumni (W25)
Karsa was founded in 2025 by Shahryar Hasnani and Dale Wilson.


Investors · 3
How we know: the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
How we know: The Raba Partnership's portfolio page · Y Combinator's founder network · Not right? Tell us
How we know: the Y Combinator directory · funding news · open dataset · 5k.vc investor directory · Not right? Tell us
Related companies · 5
Companies working in the same space as Karsa.
Legal entities · 1
corporate structureIn the news
Frequently asked questions
- What does Karsa do?
- Karsa offers business and personal banking services for companies across 50+ countries, providing multi-currency accounts, international payments, and corporate cards with support for ACH, wire transfers, SWIFT, SEPA, and stablecoin transactions.
- Who founded Karsa?
- Karsa was founded by Shahryar Hasnani, Dale Wilson in 2025.
- Who are Karsa's investors?
- Karsa's investors include 1confirmation, The Raba Partnership, Y Combinator.
- Where is Karsa headquartered?
- Karsa is headquartered in New York City, US.







