Teague graduated from the Art Center College of Design in 1978. He has worked as a designer for a number of automobile firms. He was formerly with Volkswagen of Germany and held the post of Chief Designer for Volkswagen of America. He was also the senior designer at Mitsubishi Motors of America. While working at Ford Motor Company, he penned the Ford Taurus and Mercury Sable wagon , and was the principal designer for the 1984 Lincoln Continental.
Teague has provided design services and consulting services to Hyundai, Kia, Subaru, and others. He now heads his own firm: Teague Design Inc.  He started the company in 1998 in Agoura Hills, California and it was incorporated in 2000.
Teague is also credited for starting the Automotive Design program with the Academy Art University of San Francisco.