You know people who see the world differently, who change focus and find opportunity in chaos? We’re those people. We’re that type of advertising agency. A full-service agency, and we put aha to work for brands. When we unify data and creativity, opportunities becomes clear and obvious. We call these moments of clarity aha moments, and they give birth to fresh ideas that drive our clients’ business. Through our proven aha process, we push our clients thinking and help them breakthrough a competitive marketplace.
Looking for a particular Callahan employee's phone or email?
The Callahan annual revenue was $8.7 million in 2026.
Chris Marshall is the CEO of Callahan.
17 people are employed at Callahan.
Callahan is based in Lawrence, Kansas.
The NAICS codes for Callahan are [5418, 541, 54181, 541810, 54].
The SIC codes for Callahan are [73, 731].