# Straiker

> Straiker is a Sunnyvale-based agentic AI security company that helps enterprises deploy AI agents without handing attackers the keys. Its platform spans three jobs - Discover AI maps the agents, MCP servers, and workflows running across a company; Ascend AI red-teams them before deployment to surface prompt injection, goal hijacking, and tool misuse; and Defend AI blocks identity abuse, memory poisoning, and data exfiltration at runtime. Founded by former Palo Alto Networks and Akamai security leaders, Straiker raised a $64M Series A in June 2026, bringing total funding to $85M.

- **Founded:** 2024
- **Headquarters:** Sunnyvale, California, United States
- **Founders:** Ankur Shah (Co-Founder & CEO), Sreenath Kurupati (Co-Founder & CTO)
- **Team size:** ~62 employees
- **Products:** Discover AI, Ascend AI, Defend AI
- **Notable:** Raised $64M Series A in June 2026, bringing total funding to $85M, Grew run-rate revenue more than 15x in under 12 months, Named a Cybersecurity Stars Awards 2026 winner (Best AI Security Testing Platform / Best Cybersecurity Startup)

## Products & services

- **Discover AI** — Maps the AI agents, MCP servers, and workflows running across an enterprise to reveal the full AI attack surface.
- **Ascend AI** — An adversarial red-teaming engine that continuously attacks AI agents before deployment to expose prompt injection, goal hijacking, tool misuse, and inter-agent manipulation.
- **Defend AI** — Runtime protection that detects and blocks identity abuse, memory poisoning, data exfiltration, and resource exploitation as agents operate, without slowing them down.

## Achievements

- Raised $64M Series A in June 2026, bringing total funding to $85M
- Grew run-rate revenue more than 15x in under 12 months
- Named a Cybersecurity Stars Awards 2026 winner (Best AI Security Testing Platform / Best Cybersecurity Startup)
- Built STAR Labs, a threat research team drawing talent from FireEye, Mandiant, Microsoft, Meta and the U.S. Department of Defense
- Published original research showing 91% of attacks on productivity agents led to silent data exfiltration and 36% of coding-agent attacks achieved remote code execution

## Latest updates

- **2026-06** — Closed a $64M Series A led by Marathon Management Partners, with Citi Ventures, Illuminate Financial and Workday Ventures joining existing backers Bain Capital Ventures and Lightspeed.
- **2026-06** — Announced it had become the fastest-growing agentic-first AI security company, securing global enterprises and frontier labs in under 12 months.
- **2025-03** — Launched out of stealth with $21M in initial funding to safeguard AI applications and agents.

## Links

- Website: https://straiker.ai
- LinkedIn: https://www.linkedin.com/company/straikerai
- Instagram: https://www.instagram.com/straiker.ai/

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Profile page: https://yespress.io/straiker
Published by YesPress — https://yespress.io
Last updated: 2026-07-10