Bryan Wiener
Bryan Wiener is Co-Founder & CEO of 37Arc, bringing decades of leadership experience in digital media and marketing to his latest venture. He previously served as CEO of Comscore from 2018 to 2021, where he worked to stabilize and refocus the measurement company, and before that spent nearly two decades at 360i, rising from President to CEO and helping build it into a leading digital agency. Wiener is recognized as a seasoned operator with a track record of leading and transforming businesses across the advertising and marketing technology landscape.
Last updated Jun 11, 2026 by ATDb automated enrichment · Connections updated Jun 15, 2026
- Years in industry
- 25 years
Bio
Bryan Wiener is Co-Founder & CEO of 37Arc, bringing decades of leadership experience in digital media and marketing to his latest venture. He previously served as CEO of Comscore from 2018 to 2021, where he worked to stabilize and refocus the measurement company, and before that spent nearly two decades at 360i, rising from President to CEO and helping build it into a leading digital agency. Wiener is recognized as a seasoned operator with a track record of leading and transforming businesses across the advertising and marketing technology landscape.
Career
CEO
Comscore · 2018-2021
CEO
360i · 2013-2018
President
360i · 2002-2013
Board memberships
Expertise & education
Expertise
Education
- BA, University of Michigan
Speaking topics
Recognition
Notable achievements
- Co-Founded 37Arc, an AI-focused marketing venture
- Served as CEO of Comscore (2018–2021), stabilizing the company through a period of significant operational and governance challenges
- Helped build 360i into one of the most recognized independent digital agencies in the U.S. over nearly two decades
- Led 360i through its acquisition by Dentsu and subsequent growth as a top-tier digital agency