Our History

Gillespie Group is a full-service Philadelphia marketing and advertising agency, founded in 1992 by President and CEO Mike Gillespie, Sr. Gillespie Group has served some of the most prominent advertisers in the area, including Independence Blue Cross, the Ford Dealers Association, the Archdiocese of Philadelphia, Catholic Health Care Services, and WPHL-TV. Gillespie Group has enjoyed steady growth since it’s birth, evolving from 2 customers in 1992 to 14 active clients with over $30 million in media billings. In the last 27 years, Gillespie Group has established itself as a Philadelphia advertising agency mainstay. We specialize in both traditional advertising and digital advertising. 

In the Community

Gillespie Group is committed to various charities throughout the region. Specifically, Gillespie Group supports human service and medical charities dedicated to at-risk youth and the poor, including: the Police Athletic League, the Philadelphia Children’s Alliance, St. John’s Hospice and the March of Dimes.

But our staff is involved with a vast array of causes beyond those that we make as a team. These include the Susan G. Komen for the Cure, The American Red Cross, The Lower Bucks County Homeless Shelter, Variety of Philadelphia, The Philly Ad Club Students Committee and the Young Friends of the Art Museum.

Our Philosophy

At Gillespie Group, we believe we have a responsibility to our clients to create powerful messages based on our understanding of the entire communications process.

We use a team approach blending our client’s knowledge with our experience. We develop the strategies and campaigns that effectively and efficiently reach the client’s goals.

Simply put, our work … works!