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About Us

Since 1948 Insulation and Supply Company has been a market leader in the tile and stone distribution industry throughout Wisconsin and Upper Michigan.
Family-owned and operated, we represent unique product designs and state of the art technology for both the residential and commercial markets.

With over 50,000 square feet of warehouse at our Manitowoc headquarters, we strive to provide quality service at every level.

History 2.jpg

Al Oswald, Ed Oswald, & Steve Oswald at a previous location on North Ninth & Chicago Street in Manitowoc.


Our commitment to quality & service can be experienced through our extensive inventory of domestic and imported products and the personalized attention our dealers deserve.

Insulation and Supply Company has compiled an experienced, knowledgeable and professional sales & architectural team to handle all of your questions and concerns.

As a service to our partnering dealers, we have showrooms open to the public for selections and samples at all three of our locations. Once you make a selection, all orders are then placed through your dealer.

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