Jack M. Berkman

Berkman Communications, Inc. provides public relations and marketing solutions. Its services include media training, crisis management, branding, social networking, public affairs, market research, strategic communications planning and positioning. The firm offers services to clients in the real estate, financial and professional services, healthcare, entertainment, air transportation, hotel-leisure, and food services industries. The company was founded in 1994 and is headquartered in San Diego, CA.

Nuffer, Smith, Tucker, Inc. provides public relation services. It specializes in meeting the PR needs of clients in such as food and agriculture, branded products, health care, not-for-profits and event promotion. The firm's services include issues management, marketing communications, graphic design and digital communications. The company was founded in April 1974 by David Nuffer and is headquartered in San Diego, CA

General Motors Corp. (NYSE: GM), one of the world's largest automakers, was founded in 1908, and today manufactures cars and trucks in 34 countries. With its global headquarters in Detroit, GM employs 244,500 people in every major region of the world, and sells and services vehicles in some 140 countries. The company brands are Buick, Cadillac, Chevrolet, GMC, GM Daewoo, Holden, HUMMER, Opel, Pontiac, Saab, Saturn, Vauxhall and Wuling. GM's largest national market is the United States, followed by China, Brazil, the United Kingdom, Canada, Russia and Germany. GM's OnStar subsidiary is the industry leader in vehicle safety, security and information services. GM is the majority shareholder in GM Daewoo Auto & Technology Co. of South Korea, and has product, power train and purchasing collaborations with Suzuki Motor Corp. and Isuzu Motors Ltd. of Japan. GM also has advanced technology collaborations with Chrysler LLC, Daimler AG, BMW AG and Toyota Motor Corp. and vehicle manufacturing ventures with several automakers around the world, including Toyota, Suzuki, Shanghai Automotive Industry Corp. of China, AVTOVAZ of Russia and Renault SA of France. Genuine GM Parts and accessories are sold under the GM, GM Performance Parts, GM Good wrench and ACDelco brands through GM Service and Parts Operations, which supplies GM dealerships and distributors worldwide. GM engines and transmissions are marketed through GM Power train.