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Do you have an active Security Clearance?

We have temporary and permanent PT & FT jobs for technicians and supervisor!

No clearance? No problem! We also have jobs for specialty technicians!

Click here to apply now!

Mister Kleen team posing in front of company van

ENHANCED KLEEN: Cleaning for Health and Appearance

Virtual Job Fair on Wednesday, December 17. Register Here!

Refresh Your Exterior Spaces: Why Entrances, Sidewalks, and High-Traffic Areas Need Seasonal Pressure Washing

Mister Kleen

pressure washing on entrance sidewalk

Refresh Your Exterior Spaces: Why Entrances, Sidewalks, and High-Traffic Areas Need Seasonal Pressure Washing

By : July 2026 No Comments

Summer is one of the best times to evaluate your building’s exterior. Entrances, sidewalks, parking areas, loading zones, patios, and other high-traffic spaces are often the first areas visitors, tenants, customers, and employees notice. When these surfaces are dirty, stained, slippery, or neglected, they can affect both curb appeal and safety. Seasonal pressure washing is […]

Think Before You Scan: How to Spot QR Code Scams

By : July 2026 No Comments

QR codes have become part of everyday life. We use them to pay for parking, track packages, view menus, register for events, access building information, and quickly visit websites. While QR codes are convenient, scammers are also using them to trick people into visiting fake websites, sharing personal information, or making payments to fraudulent accounts. […]

Celebrating 50 Years of Mister Kleen

By : February 2026 No Comments

This year, Mister Kleen Maintenance Company, Inc. proudly celebrates 50 years in business. Founded in 1976 by Ernie Clark, Sr. and Mary Ann Clark in Alexandria, Virginia, Mister Kleen began as a family-run operation and has grown into a respected provider of cleaning services for commercial and high-security facilities throughout the DC Metro region. For […]

Security Meets Sanitation: The Role of Janitorial Teams in Threat Detection

By : January 2026 No Comments

In today’s world, safety and cleanliness are inseparable elements of a well-managed facility. While janitorial teams are traditionally seen as the stewards of hygiene and appearance, their role has expanded into one that also supports security and situational awareness. Especially in secure or high-traffic environments, cleaning staff are on the front lines, uniquely positioned to […]

Andrea Henderson - Employee of the Quarter

Employee of the Quarter: Andrea Henderson

By : December 2025 No Comments

At Mister Kleen our employees are our success! We recognize excellence with our Employee of the Quarter awards. Every quarter the operations management and headquarters management teams nominate and vote for the employees who have made the most meaningful impact on our clients, their co-workers and our company. Winners receive a certificate, a monetary gift, […]