Past Shark Tank Mentors

UMD Shark Tank provides contestants with the opportunity to prepare their pitch with the help from business mentors. Below are the 6 mentors that helped mentor in previous competitions. 

















John Kratz


John Kratz is an Instructor of Marketing at the Labovitz School of Business & Economics. John has a B.A. in Speech Communications from the University of Minnesota Duluth and an M.B.A from the Carlson School of Management. John’s passion is coaching and spring boarding business students from college classrooms into successful entry-level sales careers. Prior to entering academia in 1999, John served 17 years in Corporate America as a major/strategic account revenue-rainmaker in both Fortune 100 and early-stage companies, including Land O’ Lakes, The Pillsbury Company, Actmedia, Gage Marketing Group, and MCI Telecommunications.

Shawna Jokinen


Shawna Jokinen is the Owner and Project Manager of Lake Superior Marketing as well as the CEO and Business Owner of Pink Mosquito, a commercial and residential mosquito control company based out of Hermantown, MN. Shawna is also involved in small business consulting where she excels in branding, targeting markets, and tweaking a business’s current marketing or advertising plan. She received her B.B.A in Business Management and Marketing from the University of Minnesota Duluth.

Scott Bradt


Scott Bradt has been Senior Vice President and Business Banking Manager of Duluth Operations of Wells Fargo & Co. since November 30, 2005. Scott earned a Master's Degree in business administration and Bachelor's Degrees in English and communications from the University of Minnesota Duluth. He is also a board chair for the Entrepreneurship Fund.

Michael Schraepfer


Michael Schraepfer is owner of Heirloom Properties as well as Lake Avenue Restaurant in Duluth, MN. As a college student he worked for College Pro Painting and has started 6 businesses since. Michael currently own 52 homes in Duluth, and has a great deal of experience with creative financing, traditional bank lending, and private party lending over the years.

Rolf Weberg


Rolf Weberg currently works at the Natural Resource Research institute in Duluth, MN. After working at Du Pont for 25 years he has a great deal of intellectual property and knowledge on how to pursue and protect for business advantage. 

Sanjay Goel

Sanjay Goel is an Associate Professor of Strategic Management and Entrepreneurship at University of Minnesota Duluth. He is a 2008 FOBI (Family Owned Business Institute) Scholar for his research in family business, and a Research Fellow at the Center for Family Enterprise and Ownership at Jönköping International Business School, Sweden. He is a frequent speaker on governance, entrepreneurship and family business issues in many parts of the world.

UMD Shark Tank is powered by Labovitz School of Business and Economics in support of Entrepreneurship