# Upwind Security

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/upwind-security

- Industry: IT Security/Cybersecurity
- Headquarters: San Francisco, US
- Website: www.upwind.io
- Total disclosed funding: $643M
- Latest round: Series C (Sep 2, 2026)
- Investors on record: 13

## About

Based in San Francisco, US, and Founded in 2022 by Amiram Shachar (CEO), Liran Polak, Lavi Ferdman (CRO), and Tal Zur (CTO), and Upwind Security, Inc. operates as a software development company that offers cybersecurity services, monitors risks, and makes use of runtime data to secure cloud infrastructure. In September 2026, Upwind Security, Inc. raised USD 300 million in series C funding co-led by Bessemer Venture Partners and TCV, with participation from Cyberstarts, Alta Park Capital, Craft Ventures, Greylock Partners, Leaders Fund, Penny Jar Capital, and Salesforce Ventures. The series C funding values Upwind Security, Inc. at USD 3.8 million post-money. The firm offers a threat detection platform that identifies and responds to threats in real-time and gets to the root cause of the issue, offering deep visibility, contextualized analysis of cloud assets, proactive threat hunting, enhanced API security, and vulnerability management. The company generates revenue by selling cloud security platform subscriptions and enterprise protection solution. The company is planning to use the September 2026 funding to support its cybersecurity products for artificial intelligence and cloud applications as demand for protection against related security threats grows.

## Funding rounds

- Series C, Sep 2, 2026, $300M — TCV, Greylock Partners, Bessemer Venture Partners, Salesforce Ventures, Leaders Fund, Craft Ventures, Cyberstarts, Alta Park Capital, Penny Jar Capital
- Series B, Mar 24, 2026 — Salesforce Ventures
- Series B, Jan 26, 2026, $165M — TCV, Greylock Partners, Bessemer Venture Partners, Salesforce Ventures, Leaders Fund, Cerca Partners, Craft Ventures, Cyberstarts, Alta Park Capital, Penny Jar Capital, Sheva Capital, Picture Capital Management, Swish Ventures
- Series A, Nov 8, 2024, $100M — TCV, Greylock Partners, Leaders Fund, Craft Ventures, Cyberstarts, Alta Park Capital, Penny Jar Capital, Sheva Capital
- Seed, Sep 5, 2023, $50M — Greylock Partners, Leaders Fund, Cerca Partners, Craft Ventures, Cyberstarts, Penny Jar Capital
- Seed, Sep 9, 2022, $27M — Greylock Partners, Leaders Fund, Cyberstarts

## Investors

- Greylock Partners (https://capitalatlas.ai/funds/greylock-partners) — Seed, Series A, Series B, Series C
- Leaders Fund (https://capitalatlas.ai/funds/leaders-fund) — Seed, Series A, Series B, Series C
- Cyberstarts (https://capitalatlas.ai/funds/cyberstarts) — Seed, Series A, Series B, Series C
- Cerca Partners (https://capitalatlas.ai/funds/cerca-partners) — Seed, Series B
- Craft Ventures (https://capitalatlas.ai/funds/craft-ventures) — Seed, Series A, Series B, Series C
- Penny Jar Capital (https://capitalatlas.ai/funds/penny-jar-capital) — Seed, Series A, Series B, Series C
- TCV (https://capitalatlas.ai/funds/tcv) — Series A, Series B, Series C
- Alta Park Capital (https://capitalatlas.ai/funds/alta-park-capital) — Series A, Series B, Series C
- Sheva Capital (https://capitalatlas.ai/funds/sheva-capital) — Series A, Series B
- Bessemer Venture Partners (https://capitalatlas.ai/funds/bessemer-venture-partners) — Series B, Series C
- Salesforce Ventures (https://capitalatlas.ai/funds/salesforce-ventures) — Series B, Series C
- Picture Capital Management (https://capitalatlas.ai/funds/picture-capital-management) — Series B
- Swish Ventures (https://capitalatlas.ai/funds/swish-ventures) — Series B