Kastle Raises $24M Series A

Kastle, a San Francisco-based AI workforce platform for financial services, announced it has raised $24 million in Series A funding. The company, which specializes in consumer lending, intends to use the capital to scale its operations and expand its engineering and product teams.

Investors

This round was led by Insight Partners, a global venture capital and private equity firm. Additional investors participating in the round include Y Combinator, Commerce Ventures, Fifth Wall, and a group of prominent founders and financial services executives.

Kastle Use of Funds

Kastle plans to use the new capital to expand its engineering, product, and go-to-market teams, deepen the capabilities of its AI platform, and accelerate deployments with major banks and financial institutions across North America.

About Kastle

Kastle is building an AI workforce for financial services, initially focused on consumer lending. Its platform enables financial institutions to deploy specialized AI agents that operate across existing core systems and execute high-volume workflows without requiring organizations to replace their legacy infrastructure.

Funding Details

Company Website: https://kastle.ai

Company: Kastle
Raised: $24M
Round: Series A
Funding Date: September 17, 2026
Lead Investor: Insight Partners
Additional Investors: Y Combinator, Commerce Ventures, Fifth Wall
Software Category: Financial Services AI
Source: https://americanbazaaronline.com/2026/09/17/kastle-24-million-series-a-ai-banking-workforce-488358/