CEO and co-founder with partner and wife Trudy, of TransAm Trucking Inc. a $350M privately held trucking, truck leasing, logistics, and financial service company located in Olathe and started in 1987.

For a 20-year period, John was a member of then Board of Directors and Executive Vice president of Idlewild Foods Inc., a publicly held holding company with over $1B in 1986 sales; controlling National Beef Packing Co., a beef processing company, Liberal International Sales, an export sales company; and Supreme Feeders, a 50,000 head commercial cattle feeding company. Jacobson held executive positions in all these companies as well as being the President and Founder of National Carriers; at the time, the nation's 3rd largest refrigerated trucking Company.

Jacobson was also a member of the Board of Directors of IBP Inc., the world's largest meat company ($18B) and actively involved with its merger into Tyson Foods in 2003.