AI Startup Kastle Raises $24M in Series A Funding

The round also saw participation from Y Combinator, Commerce Ventures, Fifth Wall, and others

The company will use the funding to expand its engineering, product, and go-to-market teams and deepen the capabilities of its platform.

What is Kastle?

Kastle provides AI agents for financial institutions, allowing them to automate high-volume workflows across their existing technology systems.

The company initially focuses on consumer lending, where financial institutions handle large volumes of time-sensitive work across legacy systems and manual processes.

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Kastle’s AI agents can work within existing systems and processes, helping institutions complete repetitive tasks while keeping their systems of record updated.

The platform is designed to create hybrid teams where AI agents handle high-volume, repeatable work, while employees focus on cases that require judgment, expertise, and customer relationships.

How Much Funding Has Kastle Raised?

Kastle has raised $24 million in its Series A funding round.

Insight Partners led the round, with participation from Y Combinator, Commerce Ventures, Fifth Wall, and others.

The source does not provide details of previous funding rounds or Kastle’s total funding raised.

Who Invested in Kastle’s Series A?

Insight Partners led Kastle’s $24 million Series A funding round.

Y Combinator, Commerce Ventures, Fifth Wall, and other investors also participated.

Why the Funding Matters

Kastle plans to use the new funding to expand its engineering, product, and go-to-market teams.

The company will also deepen its platform capabilities as it expands its AI workforce for financial services.

Who founded Kastle?

Kastle was founded by Rishi Choudhary and Nitish Poddar.

The company is headquartered in San Francisco, California.

Leadership Comments

"For years, enterprises have effectively been presented with a false choice: accept the limitations of legacy operations or endure a long and risky replacement of the systems at the heart of their business," said Rishi Choudhary, Co-Founder and CEO of Kastle. "Kastle creates a third path.

"Financial institutions do not need another layer of software that creates more work for their teams. They need AI that can reliably complete the work while ensuring compliance," said Rebecca Liu-Doyle, Managing Director at Insight Partners.

Market and Business Growth

Kastle says its AI agents have processed more than $1.8 billion in transactions.

The company is already powering work across large enterprises and banks, with its initial focus on consumer lending.

Its platform allows financial institutions to deploy specialized AI agents across existing core systems without requiring them to replace their existing infrastructure.

What Happens Next?

Kastle plans to expand its engineering, product, and go-to-market teams while continuing to develop its platform.

The company will focus on expanding its AI workforce capabilities for financial services, starting with consumer lending and workflows that require high-volume processing.

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