When ideas and people collide, great things happen.

We are a fully-integrated agency that operates offices in Philadelphia, New York City and Harrisburg, PA. We are proud of our history and are as passionate today about our growth as we were 76 years ago when we opened in Philadelphia. We have successfully grown our practice by staying ahead of what consumers demand and offering inspired brand solutions. Some of our clients include Yuengling, AmerisourceBergen, Independence Blue Cross, Choice Hotels, PECO, Xfinity (Comcast) and ShopRunner.

Our agency philosophy is to inspire curiosity. To do that, we harness the power of why. Always asking, always searching, and always driving to what’s next. Our curiosity has a purpose. It powers our creativity and allows us to tell a brand’s story in a unique and compelling way. We achieve this through three core values: perspective, openness and passion.


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about Tierney

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  • Advertising / Full Service
  • Public Relations
  • Digital Services
  • Media Planning, Buying & Investment
  • Crisis / Issue Management
  • Strategic Branding / Design
  • Social Media


  • Philadelphia, United States
  • Harrisburg, United States
  • New York, United States
All Locations

recent work.

Tierney Kicks off Pride Month in Philadelphia with a New Pride Flag

Tierney is proud to partner with the Philadelphia Mayor’s Office of LGBT Affairs to create a new inclusivity campaign, #MoreColorMorePride that added two new colors, black and brown, to the iconic pride flag, the symbol of unity designed nearly 40 years ago. Read More

Tierney Proves that Anybody Can Save Energy with PECO

Tierney’s latest campaign for PECO, the Philadelphia energy company, takes a lighthearted approach by featuring people with very little energy knowledge to show that PECO can help just about anybody. Even a guy who doesn’t know where his hot water heater is. We've all had moments like this. To view the full campaign, go here. Read More

Tierney Helps the Homeless Get Back on Their Feet

It was time for Philly to host a historic Democratic National Convention. But at a time when candidates are often at each other's throats, we at Tierney wanted to remind people what the election is really about — creating a better quality of life for all Americans. Read More


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