Get matched with top window cleaners in Portola Valley, CA

"Very respectful company, hardworking and cares about the customer."

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumers' needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. To understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"It is a great pleasure to work with Bruce and the Principal Facility Team. Their team does an amazing job with our multiple buildings and tenants. Not only do they consistently deliver high-quality work, but they are also a trusted asset in our community. We regularly receive great compliments on the character and thoroughness of their team."

"They do a great job"

"Very efficient, very organize responsible, on point on getting back if I had any feedback timely, and paid attention to details on what I asked for."

"Great prices, efficient great quality of work."

"Professional and fair pricing"

"From booking the project to the finish everything went smoothly. Great customer service, professional, on time and efficient. I would recommend and hire again."

"Work done quickly & all around clean efficient job. Great communication & on time for scheduled work. Gutters look great. Great price! We are totally happy."

"Iâ m a time strapped parent. They stepped up, did the job I asked them to and went above and beyond. Thank you."