For sales and support visit:


Commercial & Industrial

Grissinger-Johnson Sales, Inc.

701 Decatur Avenue North #208
Minneapolis, MN 55427

Joe Quinn

Phone: 763-544-5451
Fax: 763-544-3273

Brands: Quazite, Hubbell, Comcore
Covering: All counties

Electrical Utilities

Timothy Kosir

Phone: 573-682-8728


Jay Scott

Phone: 612-860-0802

Water Utilities

Infrastructure Products, Inc.

10110 28th North Avenue
Plymouth , MN 55441-3217

Bob Nicol

Phone: 763-544-9182
Fax: 763-540-0036

Brands: Quazite, Hubbell, Comcore, Hot Box®
Covering: All counties
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