BASIC INFO

Organization type
Membership organization


Main Location
United States


Year founded
1989


Size
51 - 200

SDI is a family-owned company that operates under a very important motto: Quality is Job #1.
SDI was started by Michael James Patrick Shannon in 1990 out of his own home garage. Since then,
our company has evolved from a small home-garage business to a successful large-scale company employing over 65 people.

Commercial Cleaning Service