Windows Cleaning

Windows Cleaning

Building Window Cleaning

The Cosmos Building Maintenance is a Marin County Window Cleaning and Pressure Washing Company. We Clean windows and power wash residential homes through out Marin County and surrounding cities in North Bay. We are licensed and owner operated.

The Cosmos Building Maintenance company motto ,”THE CUSTOMER ALWAYS COMES FIRST.” We pride ourselves on our reputation and look forward to having the chance to serve you.

If you want your home to look amazingly clean,Cosmos Building Maintenance has the window cleaning and pressure washing solution for you. It is our goal to care for your windows and home in a manner that is consistent with our goal. We use window cleaning processes that seek to eliminate that hazy appearance caused by unclean glass. Our employees are trained and experienced window cleaning Marin County specialists using professional window cleaning equipment and supplies. We use the latest in technology for window cleaning and power washing, and provide the best in service options, which can be tailored to your needs. EXPERIENCE THE BRILLIANCE!

  • Free over the phone quote
  • Exceptional service
  • Satisfaction guaranteed
  • Marin & Sonoma Counties Window Washing
  • Window Cleaning
Cosmos Building Maintenance BBB Business Review

We Service:

Our satisfied client list includes companies from following industries:

  • Commercial & Industrial
  • Medical Buildings
  • Office Buildings
  • Post New Construction
  • Residential Window Cleaning
  • Schools
  • Auto dealerships

Quick Quote​

We Clean

Thousand's of Square feet every day​

Each job is completely tailored to meet your specific needs, and exhaustive quality assurance inspections make sure that the job is done to your exact specifications.