# Daylight Security

> AI-native managed detection and response vendor; $80M Series B led by Goldman Sachs Alternatives on November 10, 2026, bringing announced financing to $120M.

## Why it is interesting

AI agents plus humans take responsibility for managed security response using a customer's existing tools, including Claude/MCP risk detections. Its 40x revenue growth and 10x response claims are vendor-reported, with no published audited baseline. WSJ independently reports approximately $400M valuation but company does not disclose it; separate from crypto startup Daylight at /startup/daylight.

## Profile

- **Latest funding:** Series B — $80M (November 10, 2026)
- **Latest known valuation:** Approximately $400M (WSJ-reported, not company-disclosed) (November 10, 2026)
- **Total disclosed equity funding:** $120M
- **Stage:** growth
- **Status:** private
- **Industries:** N/A
- **Coverage:** full
- **Last updated:** 2026-11-11
- **Latest funding investors:** Growth Equity at Goldman Sachs Alternatives, Okta Ventures, Bain Capital Ventures, Craft Ventures, Vintage Partners, Maple Capital

## Key facts

- Nov 10 2026 $80M Series B led Goldman Sachs Alternatives; $120M lifetime reported funding; reported ~$400M valuation according to WSJ, not issuer-confirmed.
- July 22, 2025: company-issued Business Wire $7M seed; Nov 4, 2025 company-issued Access Newswire $33M Series A.
- Up to 10x faster response and 40x revenue growth are vendor claims, absolute metrics and public pricing undisclosed.

## Funding history

- Series B · $80M · November 10, 2026
  Source: https://daylight.ai/blog/as-ai-threats-surge-daylight-raises-80m-led-by-goldman-sachs-alternatives
- Series A · $33M · November 4, 2025
  Source: https://www.accessnewswire.com/newsroom/en/computers-technology-and-internet/daylight-secures-40-million-to-redefine-managed-security-services-1094632
- Seed · $7M · July 22, 2025
  Source: https://markets.financialcontent.com/stocks/article/bizwire-2025-7-22-daylight-security-launches-next-gen-mdr-services-merging-ai-agents-with-human-expertise-to-tackle-100b-market-opportunity

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** November 11, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/daylight-security-ai-mdr