# Alex Sherman

> Alex Sherman is the CEO and co-founder of Bluefish, a New York-based platform that measures and shapes how brands appear in answers from ChatGPT, Gemini, Claude, Perplexity and Amazon's Rufus. A European history major who became one of MediaMath's earliest employees in 2008, he co-founded the retail-media platform PromoteIQ (acquired by Microsoft in 2019) before launching Bluefish in 2024 to rebuild the marketing stack for the AI internet. In April 2026 Bluefish closed a $43M Series B co-led by Threshold Ventures and NEA, bringing total funding to roughly $68M, with around 10% of the Fortune 500 already on the platform.

- **Role:** CEO and Co-Founder at Bluefish
- **Organizations:** Bluefish, Microsoft, PromoteIQ, MediaMath, Bastille Capital
- **Nationality:** American
- **Education:** BA, History, Columbia University
- **Known for:** Co-founded PromoteIQ, a retail-media platform acquired by Microsoft in 2019, Co-founded Bluefish, used by approximately 10% of the Fortune 500 across 12+ verticals, Raised a $43M Series B in April 2026, bringing total Bluefish funding to roughly $68M

## Career timeline

- **2008** — Joins MediaMath as one of its earliest employees
- **2012** — Co-founds PromoteIQ (originally Spotfront), a retail-media platform
- **2019** — PromoteIQ acquired by Microsoft
- **2024** — Co-founds Bluefish with Andrei Dunca and Jing Feng
- **2026** — Bluefish closes $43M Series B co-led by Threshold Ventures and NEA

## Achievements

- Co-founded PromoteIQ, a retail-media platform acquired by Microsoft in 2019
- Co-founded Bluefish, used by approximately 10% of the Fortune 500 across 12+ verticals
- Raised a $43M Series B in April 2026, bringing total Bluefish funding to roughly $68M
- Grew Bluefish to serve customers including Adidas, American Express, Hearst, LVMH and Ulta Beauty

## Latest updates

- **2026-04** — Bluefish closed a $43M Series B co-led by Threshold Ventures and NEA, with participation from Amex Ventures, TIAA Ventures, Salesforce Ventures and Bloomberg Beta; total funding reaches roughly $68M.
- **2025-12** — Appeared on the RiskReversal podcast to discuss agentic AI's disruption of e-commerce and marketing.
- **2025-09** — Featured on AdExchanger Talks discussing marketing in the age of AI answers.

## Links

- Website: https://bluefishai.com
- LinkedIn: https://www.linkedin.com/in/alsherman/
- Twitter/X: https://x.com/alextsherman
- YouTube: https://www.youtube.com/watch?v=gblfmh53vDI

---

Profile page: https://yespress.io/alex-sherman
Published by YesPress — https://yespress.io
Last updated: 2026-06-04