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Undo Ltd. raises $37M (2026)
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fundraiseAnnounced · Jun 15, 2026Software debugging
Undo Ltd.
Undo Ltd.

Undo Ltd. raises $37M

David Najork
David Najork · Founding Software Engineer
Announced · Updated · 2 min read
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Raise amount
$37M
Company
Undo Ltd.
Undo Ltd.
Round
Lead investor

Undo Ltd., a software debugging startup based in the United Kingdom, has raised $37 million in funding aimed at expanding its international footprint and integrating its technology with artificial intelligence-driven tools. The financing round, led by Austin-based private equity firm Elsewhere Partners, will enable Undo to bolster its product, support, and sales teams in both the U.S. and Europe.

Undo specializes in recording the full execution history of a running program, providing a detailed runtime context that contrasts with traditional debugging tools that only display source code. This capability allows engineering teams to track precisely how software behaved during execution, a feature especially pertinent as AI-generated code becomes more prevalent. Undo's technology reportedly enhances the accuracy of AI models in determining bug causes, increasing identification rates from 38% to 92% with its runtime recordings.

Strategically, Undo is capitalizing on the growing need for advanced debugging solutions amid the proliferation of AI-assisted coding, which often generates code faster than it can be understood by developers. By embedding its technology into AI workflows, Undo aims to become indispensable to engineering teams handling complex codebases, such as those in networking and financial services sectors. Palo Alto Networks is among the prominent clients benefiting from Undo's solutions, with its engineering senior vice president, Suresh Sangiah, acknowledging Undo's effectiveness in detecting elusive bugs swiftly.

In the broader context, Undo's fundraising highlights increased investor interest in tools that improve software reliability and development efficiency, as AI reshapes coding landscapes. The move underscores a trend towards enhancing AI integration within development workflows, setting a competitive benchmark for other debugging firms. Investors and firms exploring AI application in software development may find trends in Debugging Technology and AI integration noteworthy.

Looking ahead, Undo plans to leverage this funding to further embed its solutions into AI systems, ensuring its utilities are integral to modern engineering practices. The infusion also provides the financial latitude for Undo to accelerate its market presence at a critical juncture as AI continues to redefine software engineering dynamics worldwide.

Deal timeline

Announced
Jun 15, 2026 · siliconangle.com
Additional milestones (proxy, vote, close) appear as filings and press updates are indexed.
Sector context

This transaction is classified in Software debugging with a reported deal value of $37M. Figures and status may change as sources update.

Sources: siliconangle.com · Primary article · FireStrike proprietary index