MarkeTeam.ai Adds Former Citigroup Executive Don Callahan to Advisory Board

Nov 21, 2025
MarkeTeam.ai has appointed Don Callahan, former Chief Administrative Officer of Citigroup, to its Board of Advisors as the company expands its autonomous AI marketing infrastructure.

In a press release, MarkeTeam.ai announced the appointment of Daniel "Don" Callahan to its Board of Advisors. Callahan previously served as Chief Administrative Officer and Head of Operations & Technology at Citibank, where he led modernization initiatives across more than 100 countries.

Callahan brings decades of experience in technology and operations from roles at IBM, Morgan Stanley, and Credit Suisse. He currently leads Callahan Advisors LLC and serves on the boards of Scotiabank, WEX Inc., Kore.ai, and Innodata Inc.

MarkeTeam.ai described Callahan’s appointment as part of its effort to scale its autonomous AI marketing infrastructure for enterprise clients. He joins an advisory board that includes former marketing executives from Dunkin’ Brands, DigitasLBi, Kimberly-Clark, and Kellogg Company.

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