Meticulous Cleaning for Health as Well as the Appearance

Your Trusted Partner for Professional Cleaning Solutions

Custodial1 Services is your go-to destination for superior cleaning solutions in Seattle, WA, and the surrounding areas. As a locally owned and family-operated business with over 35 years of experience, we take pride in delivering exceptional cleaning services tailored to your needs. Whether it's commercial or residential spaces, we're here to make your environment clean, safe, and welcoming. Contact us today at (206) 460-4010 to discuss your needs and book your cleaning service appointment.

Total Cleaning Program for Your Facility

We develop your Total Cleaning Program by tailoring it to the exact requirements of building.

Our careful analysis provides you with a clear schedule and forecast for all your janitorial needs.

Certified and Dedicated Staff that You Can Count On

Trained and knowledgeable staff is the cornerstone of our business. Custodial1 Services staff have followed the Fundamental Housekeeping Methodology course, which provides training on microbiology, cleaning equipment and methods and the Occupational Safety and Health Administration (OSHA). The Worker's Compensation Board has certified our employees' training course as an approved training program for OSHA.


At Custodial1 Services, we foster a culture of independence for our workers. Because of our careful planning, the Total Cleaning program allows workers to carry out duties with independence. Workers may also be assigned to particular floors in a building, encouraging ownership of work.

Our Total Cleaning Program also provides supervisors with the time to encourage and implement suggestions for improvement from staff. As part of our process of quality assurance, Custodial1 Services provides ongoing training for our employees on a variety of topics.

Our Cleaning Services Include:

From stripping and waxing to polishing and maintenance, we elevate the appearance and longevity of your floors.

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Say goodbye to stains and odors with our professional carpet cleaning and upholstery care services.

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Restroom & Bathroom Sanitation

We ensure your restrooms are clean, hygienic, and inviting with our thorough restroom sanitation services.

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Banish unpleasant odors from your commercial space with our effective odor-elimination solutions.

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Let us handle the mess after construction or renovation projects with our comprehensive post-construction cleanup services.

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Our discreet and compassionate team specializes in crime scene cleaning and restoring safety and cleanliness to the affected area.

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Cleaning Services for All Your Commercial and Industrial Needs

We specialize in providing top-notch cleaning services for commercial and industrial facilities. Our team of experts is well-equipped to handle the unique cleaning needs of these types of facilities, ensuring that they are clean, safe, and hygienic for employees, customers, or residents. Our commercial and industrial cleaning services include:

  • Office Buildings 
  • Correctional Facilities
  • Warehouses
  • Sport Facilities
  • Ferry Terminals
  • Airports
  • Schools
  • Transit Centers
  • Train Stations
  • Hospitals
  • Medical Facilities
  • Retail Stores
  • Restaurants
  • Manufacturing Plants
  • Government Buildings
  • Entertainment Venues
  • Funeral Homes
  • And More

Why Choose Custodial1 Services?

35+ Years of Experience
Licensed, Bonded, & Insured
Diamond Floor Polishing Certified
State-of-the-art Equipment
Affordable Prices
Family Owned & Operated

Schedule Your Cleaning Service Today 

Contact our experienced team today to discuss your cleaning needs and get a quote on your next cleaning service. Your satisfaction is our priority!

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