Meticulous

Summary active Updated Jul 16, 2026

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Location San Francisco, CA
Founded 2021
Latest Stage Series A
Total Raised $15M+
Website https://meticulous.ai
Sector
developer-tools ai software-testing devtools

Investors

Chemistry series-a (2026)
Menlo Ventures series-a (2026)

Founders

Gabriel Spencer-Harper Co-Founder
Quentin Spencer-Harper Co-Founder

About

Meticulous is a San Francisco–based developer-tools startup that builds automated software testing infrastructure aimed at helping engineering teams verify code changes before deployment 12. The company was founded in 2021 by brothers Gabriel Spencer-Harper and Quentin Spencer-Harper 2. Meticulous records application interactions and uses AI to generate and maintain end-to-end tests covering user workflows and edge cases; the platform currently focuses on frontend testing with expansion plans for backend and performance testing 2.

On 2026-07-15 Meticulous announced a $15 million Series A led by Chemistry, with participation from Menlo Ventures and angel investors from companies including Poolside, Dropbox, Vercel, OpenAI, Stripe, Adobe, Hex, and Cursor 123. The round is intended to accelerate deployment of AI-generated code by helping developers “trust and ship AI-generated code faster” 2.

Disclaimer: This is a lean profile built from initial round coverage and may be expanded as more information becomes available.

Funding History

Date Round Amount Lead Co-investors
2026-07-15 Series A $15M Chemistry Menlo Ventures 123

What Investors Say

Ethan Kurzweil, Managing Partner & Co-Founder at Chemistry: “Meticulous has built one of the most deeply loved products that I have come across in my eighteen years of investing.” 1

What Founders Say

No independently sourced founder testimonials found at time of publication.

Sources

  1. “Meticulous raises $15m to accelerate the pace of software development,” Meticulous blog, July 15, 2026. Accessed July 16, 2026. https://www.meticulous.ai/blog/series-a↩↩↩↩

  2. “Meticulous Series A · $15M raised · (2026),” StartupHub.ai, July 15, 2026. Accessed July 16, 2026. https://www.startuphub.ai/investment_rounds/meticulous-series-a-202↩↩↩↩↩↩

  3. “Meticulous raises $15M to help developers ship AI-generated code faster,” Vestbee, July 2026. Accessed July 16, 2026. https://www.vestbee.com/insights/articles/meticulous-raises-15-m↩↩