About us

About Our Company

Purpose & Passion

To serve people with excellence, respect & gratitude

Discover Our Trusted Cleaning Services in The Washington D.C. Area and Greensboro, NC

Guaranteed Cleaning Services is a full-service, commercial cleaning firm that’s been reliably serving satisfied clients throughout Greater Washington D.C. for over 20 years. We serve commercial clients, from corporations to financial institutions and beyond, throughout the D.C. metropolitan area and Greensboro, NC region. Our highly trained team specializes in commercial and medical cleaning and provides extensive professional services, ranging from evening janitorial services to day porter services, to comprehensive floor cleaning, carpet cleaning, and power washing.

  • Evening Janitorial Service and Day Cleaning Service
  • Floor Maintenance
  • IICRC Certified Carpet Cleaning
  • Power Washing
  • CSCT Certified Staff for Thorough Medical Cleaning

1. Our Story

We started Guaranteed Cleaning Services in 2004 with one mop, one bucket and a dream.  Since that time, we’ve graduated from cleaning small offices to various facilities, larger in size such as office buildings, schools and multifamily apartment buildings.  Our mission is to “serve people with excellent, respect and gratitude”, which extends to both our customers and employees.  Our goal is to be a premier provider of commercial cleaning in any market that we service.  We strive to partner with our customers and give them the absolute highest quality service.

2. Our Markets

Markets we currently service:

  • Washington, DC metro
  • Triad metro, NC

3. Our Team

At Guaranteed Cleaning Services, our systematic approach and stringent safety protocols have helped keep D.C.-area commercial and healthcare properties looking spotless. Our professional workers are background-checked, registered, insured, and bonded, so you can be confident when they’re onsite at your location. Whether you need services weekly, monthly, on weekends, or just for special occasions, Guaranteed Cleaning Services will work with your schedule and budget!

Best of all, the entire team at Guaranteed Cleaning Services focuses on what we like to call “The GCS Experience”.  We feature a total customer service experience that is unparalleled and completely customer-centric.  We begin with a highly detailed site visit and highly customized janitorial services proposal. After we are engage as your cleaning partner, we emphasize a distraction-free cleaning program that allows you to focus on running your business while letting our team worry about the little details of keeping your facility looking its best.  Ultimately, you will discover that Guaranteed Cleaning Services ensures service consistency, year after year, and takes great pride in building long-term relationships that stand the test of time.

Our Mission

We’re committed to always going above and beyond for our commercial clients to deliver unbeatable cleaning and janitorial services in Northern Virginia. Guaranteed Cleaning Services is dedicated to helping all businesses and organizations in the Washington, D.C. area – including mixed-use buildings, high-rise offices, government agencies, healthcare facilities, schools, churches, and more – make the best possible impressions with a sparkling clean, safe environment.

At Guaranteed Cleaning Services, our professional team ensures that your commercial environment reflects your professionalism, productivity, cleanliness, and commitment to health and well-being – as well as meets the highest quality standards. With 20 years of experience in the cleaning services industry, there’s no job that’s too big or small for our Northern Virginia cleaning team. We’re ready 24/7 to meet all of your cleaning needs and exceed your expectations!

  • Customized Cleaning Contracts
  • Cost-Effective Pricing
  • High-Quality, Dependable Service
  • Independent, Locally Owned Company
  • Courteous and Well-Trained Staff
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Meet the Team

Our dedicated and experienced team of managers and cleaning professionals is ready to provide a wide variety of commercial cleaning and janitorial solutions to ensure that your D.C.-area property is always neat, clean, and professionally maintained at all times.

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Trust Our Experience

Do you want a safe, hygienic and pristine environment that ensures the well-being of your employees and clients? Look no further than Guaranteed Cleaning Services! With two decades of experience in the commercial cleaning industry, we possess an in-depth understanding of our customers’ requirements.

Whether you have one commercial, educational or financial location or many in Washington D.C., you can rely on Guaranteed Cleaning Services to provide you with customized corporate cleaning services, designed to meet your cleaning needs and exceed your expectations. Our staff is also CSCT certified for medical cleaning. We help healthcare facilities maintain a clean, hygienic environment and comply with stringent healthcare regulations.

With our cutting-edge eHub Mobile technology, we empower our customers with a range of efficient self-service features. Our user-friendly mobile platform puts you in control! From checking job status and schedules to requesting additional work and viewing invoices, managing your cleaning services is fast and convenient.

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Efficient Service

Guaranteed Cleaning Services saves you time by offering a wide variety of commercial cleaning solutions, ensuring that your D.C.-area property is always neat, clean, and professionally maintained at all times.

Licensed, Insured and Bonded Staff

With Guaranteed Cleaning Services, you’ll have peace of mind knowing that you’re working with a local, insured, bonded, and screened cleaning staff in Northern Virginia who’s 100% committed to your satisfaction.

Easy and Flexible Payment Options

Enjoy cost-effective and flexible payment options, including 30-day billing, ACH, or recurring credit card payments.

100% Satisfaction Guaranteed With Every Job

We stand behind the quality of our skilled cleaning team’s work. That’s why Guaranteed Cleaning Services offers a unique guarantee. If you report any services issues to us that we don’t resolve within two business days, we’ll give you an entire day of cleaning services for free!

Independently Owned and Operated

We’re a independently owned cleaning company in Northern Virginia, not a franchise. We don’t treat you like just “another customer account.” To us, you’re our valued business partner.

Distraction-Free Service and Support

We’re fully staffed to handle your requests and concerns at any time. The Guaranteed Cleaning Services team is committed to the highest levels of customer service and support!