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Interstate IEP Holdings, LLC

IEP Holdings was established in 2010 by Bill Frothinger and Nate Holmberg. IEP is locally owned and operated in Minneapolis, Minnesota and has an extensive background in many facets of the sand and fuel industries.

3033 Campus Drive, Suite W125, Plymouth, MN 55441, United States

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Our Company

Mr. Frothinger began his business career in real estate after graduating from the University of Minnesota with a Bachelor’s degree in Geography in 1993. He soon made a successful business in the real estate industry and eventually was co-partner of a real estate brokerage firm of 80+ agents and staff.
Today he owns and operates a real estate portfolio of commercial and apartment buildings. He also has funded start-up companies and businesses since 2005.
Mr. Frothinger has experience in finance, management, brokerage, project management, and marketing.


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  • Location:

    Other: 3033 Campus Drive, Suite W125, Plymouth, MN 55441, United States