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Vesta's $30M Series B, led by Conversion Capital, funds AI agents that now handle about 40% of tasks on its mortgage origination platform.
Key Takeaways
- Vesta raised $30M in a Series B led by Conversion Capital, announced October 8, 2026.
- AI agents complete about 40% of tasks on the platform; revenue grew 12x in a year.
- Total funding reaches $85M. Vesta did not disclose a valuation.
Lead
Vesta, a San Francisco maker of an AI-native loan origination system (LOS), raised a $30 million Series B on October 8, 2026. Conversion Capital led the round, as it did Vesta's seed. The financing brings total capital raised since the 2020 founding to about $85 million, and the company declined to give a valuation.
The money will go toward hiring, expanding into more lenders and building new product lines. CEO Mike Yu said Vesta holds under 5% of the U.S. mortgage market, which he framed as the reason to spend now.
What Does Vesta Actually Sell?
Vesta sells lenders a loan origination system in which software agents and human staff work the same loan file, rather than passing it between separate tools. The agents handle application review, underwriting decisions and closing document verification. Customers assign tasks to an agent, usually starting with human approval before widening the agent's autonomy.
The company says agents now complete about 40% of the tasks run through its platform, and that the share is rising. Yu and CTO Devon Yang, both formerly of lending-software firm Blend, founded the company in 2020. Yu has credited improvements in Anthropic's Claude Sonnet 4.5 for better instruction adherence over long task sequences.
The pitch targets a slow, costly process. A U.S. mortgage takes roughly 40 days to close and costs around $11,000 to process per loan, figures cited in coverage of the round. Vesta competes with incumbents such as ICE Mortgage Technology and with newer entrants including Xpanse.
Who Backed the Round?
The investor list leans heavily toward Vesta's own customers and industry partners. Participants include mortgage lenders Pennymac and New American Funding, bank nbkc, Citi Ventures, First American, and FirstKey Mortgage. Existing backers Andreessen Horowitz, Zigg and Navitas also took part. Vesta's $30 million Series A, backed by a16z, closed four years ago.
That mix carries a signal. Lenders that fund their software vendor are committing to the product, though they also gain a stake in its success. The round is not a typical growth-fund bet on an unproven category.
How Fast Is Vesta Growing?
Vesta reports revenue up 12x over the past 12 months and a customer base up more than 50%. Headcount also rose more than 50%. Lenders on the platform or migrating to it originate more than $100 billion in loans a year.
These are company-reported figures, and the revenue base is undisclosed, so a 12x multiple says little about absolute scale. Pennymac, a named customer, reported 25% back-office efficiency gains and is targeting 80% workflow automation by the end of 2027. Those are the more useful numbers, since they come from a buyer with its own incentives to measure results.
What Does the Round Imply About the Last One?
The Series B matches the Series A in size at $30 million, despite a four-year gap and the sharp revenue growth. That suggests investors priced the round on adoption inside large lenders rather than on a headline raise. With no valuation disclosed, whether the step-up reflects the growth rate remains unclear.
The long gap also means Vesta spent most of its capital building a full LOS before layering agents on top. Rivals that bolt AI onto older systems face a different set of integration constraints.
What Comes Next for AI in Mortgage Lending?
The next test is how far lenders let agents act without human sign-off. Mortgage underwriting is regulated, and fair-lending rules and audit requirements limit how much autonomy a lender can hand to software. Vesta's staged approval model reflects that constraint.
Lenders will also weigh switching costs. Replacing an LOS is a multi-year project, and the incumbents have the largest installed bases. If Vesta's share climbs from under 5%, it will most likely come from lenders consolidating onto platforms that tie AI to the core system of record.
Outlook
Vesta enters its next phase with $85 million raised, strategic backing from large lenders and a reported 40% agent task share. Reported growth is strong, but the undisclosed valuation and revenue base leave the scale of the business open. The next year will show whether lenders raise agent autonomy past human-approved workflows and whether Vesta converts customer investors into larger deployments.
