About Our Business
Diversified Building Maintenance and Janesville
Industrial Supply was started in the 1960s on
Wall Street in Janesville, WI by Frank Sheehan.
Frank passed away in 1996. The business still
remains with the Sheehan family.
Diversified is one of the largest building maintenance
companies in the area and has large contracts from
Madison, WI to Rockford, IL. Some of our employees have been
with the company since the 1970s.
We are based just East of Janesville, Wisconsin
in the Industrial Park to the SE of the Highway
14 and County A intersection.
Diversified Building Maintenance and Janesville
Industrial Supply was started in the 1960s on
Wall Street in Janesville, WI by Frank Sheehan.
Frank passed away in 1996. The business still
remains with the Sheehan family.
Diversified is one of the largest building maintenance
companies in the area and has large contracts from
Madison, WI to Rockford, IL. Some of our employees have been
with the company since the 1970s.
We are based just East of Janesville, Wisconsin
in the Industrial Park to the SE of the Highway
14 and County A intersection.
About Us
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