Cascade Building Services is fully trained and equipped to provide EPA and CDC approved Covid-19 disinfection services. Contact Us to learn more.

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(503) 691-0776       [email protected]


Serving the area since 1961

Specializing in cleaning, sanitation, and disinfection services for Portland businesses, medical offices, restaurants, and other commercial properties.


clorix total 360 cascade building services

Fast COVID Disinfecting & Sanitizing Services

Ensure your medical office, manufacturing facility, warehouse, restaurant, or other commercial space is COVID-free.

The team at our cleaning agency uses electrostatic foggers from Clorox and Victory to disinfect every surface in your facility. Additional hand-wiping by our PPE-equipped cleaners further sanitizes high-touchpoint areas like phones, doorknobs, and shared surfaces.

Our sanitation methods are CDC and EPA-approved for your safety and peace-of-mind.

FREE facility surveys available! Call our cleaning and building maintenance company at (503) 691-0776 today.


Janitorial Services

Trust our licensed and bonded contractors to handle cleaning, sanitation, and disinfection for your commercial building, medical office, restaurant, or other location. Here’s why you’ll love our commercial cleaning service:

  • Experienced & Loyal
  • Safe, Green Cleaning
  • Quality Control
  • All Hours, All Days
  • 100% Satisfaction Guaranteed
  • Specialized Services
Janitorial Services
Handyman Services

Handyman Services

Full-service handymen tackling projects for businesses and multi-family housing, including:

  • Door and drywall repair
  • Attic maintenance
  • Pressure washing
  • Painting/staining
  • Furniture and storage assembly

Plus much more!



A clean workplace is essential for the safety of your employees and customers. An unkept space gives a poor first impression to clients and leads to less confident staff. Cascade Building Services is the top choice for janitorial services in Portland. For more than 60 years, we have specialized in cleaning, disinfection, and sanitation services. We’re experts at what we do, and we take pride in providing the best cleaning and maintenance services in the region.

Commercial cleaning involves the systematic and specialized cleaning of business and industrial spaces, ensuring a hygienic and presentable environment for employees, clients, and visitors. Our professional janitorial services in Portland play a crucial role in maintaining the cleanliness of commercial establishments. These janitorial services typically encompass a wide range of tasks, including dusting, vacuuming, mopping, sanitizing surfaces, and disposing of waste.

Cascade Building Services’ professional janitors are trained to use industry-standard equipment and CDC and EPA-approved cleaning methods to achieve the highest standards of cleanliness. As a leading commercial cleaning company in Portland, our goal is to create a clean and healthy workspace that enhances the overall well-being and productivity of those within the commercial setting.

Our Experience

We’ve handled nearly all types of cleaning jobs and janitorial services in the Portland metro area over the last half-century.

Our Staff

Our friendly and professional cleaners have years of experience providing commercial janitorial services and commercial cleaning services.

Commitment to Sustainability

Our commercial cleaning services and janitorial services always use environmentally safe products without harmful toxins or odors.

5-Star Janitorial Services from Cascade Building Services

5 Starts Service

Chris Cartmill Testimonial

“I love the fact that I can use Cascade Building Services as a one-stop shop for commercial and residential janitor service, landscaping, window cleaning, monthly maintenance, and tons more. Five stars.

– Chris Cartmill

Matthew Sangster Testimonial

“I’ve been working with Cascade Building Services for a little over 15 years. They are the janitorial service we use in our retail stores in the Portland Metropolitan Area.

They are available at any time with any concerns, and I’ve never had any. I would highly recommend their commercial janitorial services.

 Matthew Sangster

Joe V

“I am a commercial real estate manager in the Portland area and we use Cascade Building Services across our entire portfolio. We have been working with them for over 3 years now.

Their employees are hard working and have become a crucial part of our business.

– Joe van Waardenburg


We are a full-service commercial cleaning and janitorial services provider in Portland, Oregon. Our team of licensed building contractors also tackles small construction, repair, and maintenance projects. We care about our clients and it shows. Our business has grown tremendously thanks to referrals from satisfied clients.


Kitchen Sink Washing With Sponge And Germs.
Commercial Carpet Cleaning
Janitorial Services
Commercial Floor Cleaning Portland


Or Call Us at (503) 691-0776