Position
Chief Executive Officer
Company
Gum Gum
Description
GumGum announced that ad tech veteran Marcus Startzel has been appointed as its new Chief Executive Officer. This appointment marks a pivotal step in the company’s commitment to empowering its partners with innovative advertising solutions.
Quick answer
GumGum Appoints Marcus Startzel as Chief Executive Officer (June 12, 2025). Gum Gum is based in Santa Monica, California, United States.
- Who is the new Chief Executive Officer at Gum Gum?
- Gum Gum named Marcus Startzel Chief Executive Officer, announced June 12, 2025.
- What did Gum Gum announce on June 12, 2025?
- GumGum announced that ad tech veteran Marcus Startzel has been appointed as its new Chief Executive Officer. This appointment marks a pivotal step in the company’s commitment to empowering its partners with innovative advertising solutions.
- What does Gum Gum do?
- GumGum is the contextual-first technology leader transforming digital advertising with AI-powered, non-invasive data and media solutions.
- Where is Gum Gum based?
- Gum Gum is based in Santa Monica, California, United States.
- Which similar companies made leadership changes around the same time?
- Reddit (June 9, 2025), Parabolic Technologies, Inc. (June 16, 2025), GoWit (June 19, 2025) and Sinch (July 9, 2025) also announced leadership changes within 45 days of Gum Gum.
Source: Fundz verified event record.
Other recent leadership changes in Advertising and Software
Executive moves at companies in the same sectors within 45 days, from Fundz verified event records.
- Reddit Appoints Adam Collins as Chief Communications Officer (June 9, 2025)
- Banzai Appoints Michael Kurtzman as Chief Revenue Officer (June 16, 2025)
- GoWit Appoints Cemil Toksöz as Chief Strategy Officer (June 19, 2025)
- Sinch Appoints Ankur Agarwal as Chief Business Officer (July 9, 2025)
- SundaySky Appoints Tammy Martin as Chief Financial Officer and Dan Sylvester as Chief Revenue Officer (July 15, 2025)
Who to call at Gum Gum, and when
A new leader at Gum Gum brings new priorities and often new vendors. The first weeks are when they listen.
- An alert the day Gum Gum raises, hires an executive or expands, scored against what you sell
- The decision-makers there, with verified emails
- Who you already know at Gum Gum, from your own LinkedIn network
Works inside ChatGPT and Claude. Ask who to call at Gum Gum. With Fundz connected, it knows.
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Fundz sees it the moment Gum Gum changes its leadership, hires an exec or expands, usually minutes after it happens, and tells you who to reach.
Related People
Gum Gum changed its leadership. Fundz had it the day it was filed, with the decision-maker at the company attached.
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