Best Janitorial Service in Portland, OR & Vancouver, WA

At Star Building Services LLC, our mission is to cultivate a cleaner, safer, and healthier environment, enhancing the efficiency of your workspace. We understand that a well-maintained office not only improves the working atmosphere but also drives productivity.

Our commitment to excellence is driven by the understanding that our work directly impacts your satisfaction and success. With a documented client retention rate of 91%—well above the industry average of 83%—we stand firmly behind our promise of quality. 

Every service we offer is backed by a 100% Satisfaction Guarantee, ensuring that your workplace remains in top condition.

We proudly serve the following areas:

• Portland, OR; Clackamas, OR; Fairview, OR; Gresham, OR; Beaverton, OR; Lake Oswego, OR; Vancouver, WA