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SonarSource

Austin, TX · Founded 2008 · Privately Held (backing)

Developer of a code verification and automated code review platform designed to ensure software security, quality, and maintainability. SonarSource is based in Austin, TX and was founded in 2008. Its last reported valuation was $4.7 billion in Apr 2022. It has raised $458 million across 1 recorded round; the latest was an $823,536 seed round in Nov 2025.

Last reported valuation
$4.7B
Oct 2026
Priced at
—
Total raised
$457.8M
Last round
Seed Round
Nov 2025

SonarSource key facts

as of Oct 2026
  • Developer of a code verification and automated code review platform designed to ensure software security, quality, and maintainability.
  • SonarSource is valued at approximately $4.7B as of Oct 2026 (last reported valuation).
  • It has raised $457.8M across 1 recorded rounds; the latest was Seed Round ($824K) in Nov 2025.
  • Notable investors include General Catalyst, Insight Partners (New York), Advent International, Permira, Fongit.
  • SonarSource has filed 1 Form D with the SEC, most recently Dec 2025 ($824K sold to 6 investors).
  • Status: Privately Held (backing).
Last reported valuation
LOW confidence
$4.7B

SonarSource's last reported valuation, Apr 2022. Nothing priced has surfaced since.

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SonarSource funding rounds

1 rounds
Nov 2025Seed Round$824KSEC filing▮
Full funding history →

SonarSource valuation

SonarSource's last reported valuation was $4.7 billion in Apr 2022. No priced round, secondary trade or fund mark has surfaced since.

How much has SonarSource raised?

SonarSource has raised $458 million in total; 1 of its rounds is on record. The largest on record was an $823,536 seed round in Nov 2025.

SonarSource has filed 1 Form D with the SEC, most recently in Dec 2025 ($823,536 sold to 6 investors).

SonarSource investors

5 investors are on record for SonarSource, including General Catalyst, Insight Partners (New York), Advent International and Permira. The seed round in Nov 2025 drew 6 investors.

About SonarSource

Developer of a code verification and automated code review platform designed to ensure software security, quality, and maintainability. The company offers automated code analysis, static application security testing, and software composition analysis across developer-written, third-party, AI-generated code, enabling enterprises, government agencies, development teams to maintain secure and reliable code while adopting AI-driven development tools.

Sector
Information Technology
HQ
Austin, TX, United States
Founded
2008
Employees
800
Ownership
Privately Held (backing)

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