Formerly 99 Cleaning Solutions, Whistler

Quality Window Cleaning & Property Cleaning Services in Whistler, BC

Enjoy your view as it was intended.

Experience why home and business owners in Whistler and surrounding areas call Sierra Window & Property Services to help their windows shine and their property look its best.

"Great service and friendly team! The windows look awesome. I can see our beautiful views again."

Rosie B. via Google
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Window Cleaning

Pressure Washing

Soft Washing

Roof Cleaning

Gutter Cleaning

Post Construction

High Dusting

Cobweb Removal

Christmas Light Installation

Your Sea to Sky Exterior Cleaning Team

It is without question that the Sea to Sky corridor is one of the most beautiful places in the world to visit and live. With breathtaking alpine vistas, serene forests and spectacular lakes — those of us who call it home are blessed. We also know that because of how beautiful it is here, it means that if you own a home or commercial property in the region, it is a large investment. In order to help maintain and protect your property, and enjoy the spectacular views that drew you to this special place, we promise to deliver a 5-star window and exterior cleaning services for your property in Whistler and the surrounding areas.

Clear communication & responsive service

From the moment you book your window cleaning or property exterior cleaning service, you will be kept in the loop throughout the entire process.

Personable, prompt & efficient

We want you to know that you can call us for any of your window cleaning or property cleaning needs. Our technicians are respectful of your property, show up on time, and provide a service with a smile.

Satisfaction & a job well done is guaranteed

Your satisfaction is our top priority which is why we guarantee a job well done for your property cleaning service. If there are any problems, please let us know, and we will come back to make it right.

"Kelvin and his team were excellent! They arrived at the time of day that they said they would. They did a great job cleaning our windows inside and outside."

Stewart B. via Google
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Get ready to enjoy the holiday season!

We do everything from sourcing the materials to the installation and removal of your lights. We handle the whole process for you, so you can just enjoy your beautiful Christmas lights!

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Feel proud of your property in the Sea to Sky

Boost your curb appeal with professional exterior cleaning from Sierra Window & Property Services