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Attune

YC X25

San Francisco, US · Founded 2025 · 3 employees · Hiring · 2 known investors

Find your way into Attune

106 people in our graph share verified history with the Attune team — schools, employers, funds. One of them is your warm intro.

Gary Littleunlockedknows Xin Ding · together at Fossa (overlapped)
knows the team · via Teleport
knows the team · via Fossa
×3knows the team · via TransUnion
×3knows the team · via Illinois Mathematics and Science Academy
×3knows the team · via Smartcar

Attune provides software supply chain security by enabling traceability of code back to its author, device, and keystroke to prevent CI/CD pipeline attacks and secure the build process.

CybersecurityDeveloper ToolsEnterprise SoftwareInfrastructureUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (X25)

Attune was founded in 2025 by Xin Ding and Jack Ryan.

XDXin Ding
Xin Dingin𝕏Cofounder & CEOPreviously, he was VP of Product at Teleport, where he led product and design teams, and before that joined FOSSA at seed stage; both roles involved building developer infrastructure software and scaling revenue.
JRJack Ryan
Jack RyaninFounderJack previously worked as a software engineer at Google and spent three years at Amazon Web Services, with earlier engineering roles at Smartcar and Qualtrics. He began his career with internships at Amazon Robotics, TransUnion, and Merrill Lynch.

Investors · 2

Transpose Platform ManagementHouston
Y CombinatorSan Francisco · $500K

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Chicago Pacific Founders backs health tech firm Attune | PE Hubpehub.com · Jun 2026Chicago Pacific Founders Backs Attune to Tackle American Healthcare's Coordination Crisis and Unlock Its Unrealized Clinical Capacityprnewswire.com · Jun 2026Attune Announces 14 Winners of the Future-Ready Facilities Grant, Awarding $500K to School Districts Across the Country - AOLaol.com · Jun 2026Attune - Faster Builds, Zero Effortycombinator.com · May 2025Attune Raises $2.225M in Seed Fundingfinsmes.com · Jan 2024

Frequently asked questions

What does Attune do?
Attune provides software supply chain security by enabling traceability of code back to its author, device, and keystroke to prevent CI/CD pipeline attacks and secure the build process.
Who founded Attune?
Attune was founded by Xin Ding, Jack Ryan in 2025.
Who are Attune's investors?
Attune's investors include Transpose Platform Management, Y Combinator.
Where is Attune headquartered?
Attune is headquartered in San Francisco, US.