Paul Pfanner has worked in media and marketing for more than three decades. He was the founder of Southern California-based Pfanner Communications, Inc. and Racer Communications Inc., which are best known for publishing RACER, Sports Car and IndyCar Series magazines as well as providing automotive and motorsports content for SpeedTV.com. In January 2001, Paul sold the majority of Racer Communications to U.K. based Haymarket Publishing which produces nearly 100 magazines worldwide including the UK weeklies Autosport and Autocar, along with monthly titles such as F1 Racing, Classic and Sports Car, What Car? and Stuff. From the time of the sale until the end of 2005, Paul served as President of the renamed company; now know as Haymarket Worldwide, Inc.

In January 2006, Paul reestablished Pfanner Communications, Inc. as a marketing and brand consulting company. In addition, Paul re-launched his design firm as Studio P which over the years has been responsible for the well-known brand logo designs for Skip Barber, Penske Racing, CART, Champ Car, the 2005, 2006 and 2007 Daytona 500 and Watkins Glen to name just a few. Paul's clients have included American Honda, American Le Mans Series, Bridgestone/Firestone, ESPN, The Goodyear Tire & Rubber Company, International Jet Ski Boating Association, Indianapolis Motor Speedway, Indy Racing League, International Speedway Corporation, Jaguar, Saleen Autosport, SCCA Pro Racing, Sports Car Club of America, Swift Race Cars, Toyota Motor Sales, No Fear, Penske Motorsports and Porsche Cars of North America.

In April of 2008, Paul and his long time collaborator Bill Sparks announced the formation of a new company called Motr, Inc. to launch OnCars.com in partnership with digital media entrepreneur Jay Penske.