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Please pardon our mess, this website is under re-construction as of 3/16/2018.

We’ll have it back up with a new look soon!


Shawn Tilstra, General Manager
stilstra@prostampllc.com
616-447-2988 x4100


Gary Maurer, Vice President of Operations
gmaurer@prostampllc.com
616-447-2988 x4101


Phil Belsito, Vice President of Sales/Marketing
pbelsito@prostampllc.com
616-447-2988 x4104


Our offices are located at:

1988 Alpine Ave NW
Grand Rapids, MI 49504


Trucks/deliveries, please procede to our docks at: 2041 Voorheis Ave. NW (one block east of Alpine Ave.)