# Josh Rosenberg

> Josh Rosenberg is the New York-based co-founder and CEO of Day One Agency, founded in 2014 with Brad Laney and Rob Longert. A University of Pennsylvania communications graduate and former M Booth digital-practice leader, he focuses on earned creativity, audience understanding and brand storytelling. His work includes leadership of the agency and advisory roles with USC Annenberg’s Center for Public Relations and the PR Council.

- **Role:** Co-Founder & CEO at Day One Agency
- **Organizations:** Day One Agency, M Booth, Cone, Inc., USC Annenberg Center for Public Relations, PR Council
- **Education:** BA in Communications, University of Pennsylvania
- **Known for:** 2016 Innovator 25 North America honoree., Received the Walter Annenberg Award for Service at the University of Pennsylvania., Co-founded Day One Agency; its public team page lists 185 people as of October 2026.

## Career timeline

- **1999** — Began his PR career in Cone’s New York interactive office, according to his June 2026 interview.
- **Before 2014** — Spent twelve years at M Booth and established and led its digital practice.
- **2014** — Co-founded Day One Agency with Brad Laney and Rob Longert.
- **2016** — Named to the Innovator 25 North America list.
- **2026** — Day One launched Side Projects, a standalone strategy and editorial offering.

## Achievements

- 2016 Innovator 25 North America honoree.
- Received the Walter Annenberg Award for Service at the University of Pennsylvania.
- Co-founded Day One Agency; its public team page lists 185 people as of October 2026.
- Day One ranked first in Fast Company’s 2025 Most Innovative PR and Brand Strategies category.
- Day One received a 2026 Webby for Best in Social - Sports for Converse Hoops - Shai 001 Launch.

## Latest updates

- **2026-03** — Day One’s returning Friday the 13th Chipotle promotion generated $5 million in incremental sales, according to its campaign case study.
- **2026-06** — Discussed agency origins, creative work and leadership on the Agency Side podcast, published June 10.
- **2026-04** — Day One launched Side Projects as a standalone strategy and editorial offering.

## Links

- Website: https://d1a.com
- LinkedIn: https://www.linkedin.com/in/jzrosenberg

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Profile page: https://yespress.io/josh-rosenberg
Published by YesPress — https://yespress.io
Last updated: 2026-10-06