Heidi Karl

What we do

Ztwelve is a full-service graphic design studio serving clients in Greater Philadelphia. 
Our design/redesign offerings include: logos and branding | marketing material | newsletters | e-newsletters and e-blasts | websites | magazines  
reports | catalogs events/tradeshows signage and displays.

Before we start your project, we’ll take a little time to get to know you. We want to know about your strengths, the challenges you face, your industry, your audience and even your competition. This allows us to present your message in a way that best resonates with your target audience while setting you apart from the crowd.


Who we help

The team at Ztwelve has extensive experience working with universities, schools and other educational institutions, as well as large corporations, start-ups, small businesses, non-profits big and small, law and financial firms, professional organizations and manufacturers.


Who we are

For more than 20 years, Ztwelve principal Heidi Karl gained experience as the art director for one of the area’s premiere marketing communications firms. Her design work has garnered dozens of national and international awards while helping organizations achieve tangible marketing, development and recruitment objectives. To round out Ztwelve’s capabilities, Heidi has cherry picked an A-Team of writers, photographers, programmers and printers from her decades of project collaborations. 
She’s got it covered.

Five fun things about Heidi

  • Heidi has traveled to some of the most remote and least populated places on Earth (often on horse back), including Mongolia, Lesotho, Patagonia, Namibia, Bhutan and the Atacama Desert in Chile.
  • Heidi has been able to walk on stilts since she was eight.
  • Heidi gets her photo taken doing a headstand in a picturesque spot as a souvenir for every trip she takes.
  • Heidi can weld.
  • Heidi has never had a cup of coffee.

Check out our design samples.

Branding |  Newsletters  |  Magazines  |  Reports  |  Booklets  |  Events  |  Websites  |  Kid Appeal