Cornerstone Janitorial Services, LLC
Beaverton, OR 97006
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Our Story
Cornerstone Janitorial Services has been in business since 1999 providing post construction clean up and building maintenance. Work experience include retail, medical offices, offices etc.
What We Do
Commercial Experience
Misc Project
Retail Store
Animal Hospital / Kennel
Apartments & Condominiums
Arena / Stadium
Assisted Living
Auto Dealership / Service
Bank
Church / Synagogue
City / Town Hall
Club House / Community Center
Court House
Design Build
Education (K-12)
Fire / Police Station
Fitness Center
Gas Station
Hospital / Nursing Home
Hotel / Motel
House
Industrial Maintenance
Jail / Prison
Laboratory
Library
Manufacturing Plant
Medical Office
Mixed Use
Museum
Parking Garage
Post Office
Radio / Television Station
Restaurant
School / College / University
Sewage / Water Treatment Plant
Storage Facility / Warehouse
Terminal - Airport / Bus / Railroad
Theater
Tract Housing
Regions & Counties Serviced
- Portland
Oregon All
Our CSI Codes
01 74 13 - Progress Cleaning
01 74 23 - Final Cleaning
01 78 19 - Maintenance Contracts
01 78 23.19 - Preventative Maintenance Instructions