About Joshua Grenell

Joshua J. Grenell is an entrepreneur based in Rochester MN.

He is the founder of:

Minnesota Disc Dog Club.  MNdiscdog.com

CrossFit Progression.  CFPfit.com

Rigor Athletics. RigorAthletics.com

The Hammer Race. HammerRace.com

Joshua and his wife Jennifer have 3 dogs, Badger, Nova and Zipper.

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