Partial Client List

Shannon Diversified, Inc. has been providing kitchen hood exhaust system cleaning and maintenance services and specialized maintenance and restoration services to the commercial and industrial community for over 20 years.

In that time, we have provided our quality service to such clients as Ralph's, Food-4-Less, Albertson's, Vons, Stater Bros., Gelson's, Pep Boys, Penske and many others.  With this experience, we have established a proven system of service that has greatly enhanced our customers' building maintenance programs, while simultaneously helping them maintain a cost-effective bottom line.

Grocery Stores/Warehouse:

  • Ralph's
  • Food-4-Less
  • Albertsons
  • Liborio Markets 
  • Vons
  • Gelson's
  • Costco
  • Wild Oats 
  • Scolaris Foods
  • Whole Foods
  • El Tapatio


  • Applebee's (corporate)
  • Wendy's (corporate)
  • King Taco (corporate)
  • Shakey's (franchise)
  • Cafe' Rose
  • Patina Group Properties
  • Burger King (franchisee's)
  • Wing Stop
  • Organic Foods to go
  • The Organic Panificio 

City/County & Government Facilities:

  • Riverside Unified School District Employee Cafeteria
  • Hawthorne Unified School District School Cafeterias
  • L.A. County Sheriff Headquarters Kitchen
  • Riverside County Jail
  • Arrow Head Regional Medical Center
  • Riverside Community Hospital
  • Chaffey Unified School District
  • USMC Logistics Base, Barstow California

Alternative Venues:

  • Universal Studios Properties
  • L.A. Music Center
  • Disneyland (Patina Properties)
  • Orange County Performing Arts Center
  • L.A. County Museum
  • Cypress Gardens Retirement Center
  • Marriott Courtyard/Fullerton
  • Geico Corp.
  • Greenleaf Masonic Home
  • Toyota Corp. Employee Cafeteria
  • Oxy West 
  • Quakes Baseball Stadium
  • Long Beach Brethren Manor
  • Hollywood Bowl
  • California Culinary School
  • Aerospace Corp.
  • Riverside Culinary School
  • Hotel Solara/J-Six Restaurant
  • St. John's Employee Cafeteria
  • Sur La table
  • Saboba Casino
  • L.A. Child's Court 

Shannon Diversified Inc.
1360 East Locust St.
Ontario, CA 91761
P: 800.794.2345
F: 909.484.4214
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