Certified Kitchen Maintenance Company
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. Housed in a 35,000 sqft facility, SDI operates the largest fleet of service vehicles on the west coast.