How Often Should You Deep Clean Your Commercial Space?

Dan O'Brien • May 28, 2025
person pressure washing commercial building

Keeping a commercial space clean is essential for employee health and customer satisfaction. While routine cleaning handles the day-to-day mess, occasional deep cleaning is necessary to maximize the longevity of your equipment and facility. Determining how often to schedule deep cleaning depends on your property’s size, usage, industry, and specific needs.


Why Deep Cleaning Matters

Daily cleaning focuses on visible dirt and high-traffic areas, such as restrooms, lobbies, workstations, and breakrooms. Deep cleaning goes further. It targets areas often overlooked in daily maintenance, such as behind appliances, inside air ducts, and baseboards. It’s also an opportunity to prolong the life of materials like carpets and tile to prevent premature replacement.


Regular deep cleaning helps:


●      Eliminate bacteria and allergens

●      Improve air quality

●      Extend the life of flooring and furniture

●      Reduce workplace illnesses

●      Maintain a professional appearance

●      Support compliance with industry regulations


For most facilities, deep cleaning should supplement routine cleaning services and be tailored to your operational needs and risk levels.


Office Buildings

For standard office environments, deep cleaning every three to six months is recommended. This should include carpet shampooing, steam cleaning of upholstered furniture, dusting and disinfecting vents, ceiling fans, and light fixtures, and cleaning behind and beneath desks, appliances, and other stationary furniture. Unlike routine cleaning, deep cleaning targets areas that are often overlooked, helping to reduce allergens and maintain a healthier workspace.


If your facility recently hosted an event or dealt with illness outbreaks, one-off deep cleaning may be beneficial. Maintaining a clean workspace not only supports productivity but also leaves a positive impression on clients and potential hires.


Medical Facilities

Healthcare environments such as clinics, dental offices, and hospitals require more frequent and intensive deep cleaning due to high exposure to pathogens. These facilities often follow strict infection control guidelines, requiring daily sanitation and weekly or even daily deep cleaning in high-risk zones like operating rooms, exam rooms, and restrooms.


Areas like waiting rooms and administrative offices may follow a slightly less frequent schedule, but overall, medical environments demand higher cleaning frequencies across the board. Hiring professionals who understand medical-grade sanitation procedures is critical to compliance and safety.


Retail Stores

Retail spaces can be prone to dust accumulation, customer traffic-related messes, and surface contamination. Deep cleaning for retail stores should take place at least once every quarter. This includes floor waxing, dusting shelving units, cleaning fitting rooms, sanitizing checkout areas, and disinfecting doors and displays.


During seasonal sales, holiday rushes, or store remodels, it’s wise to schedule additional cleanings. Customers are more likely to return to businesses that feel clean, organized, and safe.


Warehouses and Industrial Facilities

Industrial and warehouse environments present unique challenges such as dust accumulation, grease buildup, and heavy-duty wear and tear. Deep cleaning schedules vary based on the materials handled and the equipment used, but most facilities benefit from a comprehensive deep cleaning every three to six months.


This should include floor scrubbing, machinery surface cleaning, high-level dusting, restroom sanitization, and breakroom deep cleans.


These efforts protect your team, reduce equipment downtime, and enhance regulatory compliance for OSHA and other agencies.


Educational Facilities

Schools, daycares, and training centers require regular deep cleaning to limit the spread of illness and maintain a healthy learning environment. In addition to daily sanitation, these spaces benefit from a monthly deep cleaning during the school year and a more extensive cleaning during summer or winter breaks.


Tasks include disinfecting desks and chairs, scrubbing floors, steam-cleaning carpets, sanitizing restrooms, and cleaning high-touch surfaces like doorknobs, lockers, and shared computers.


Multi-Tenant Buildings

Shared office spaces, apartment complexes, and co-working facilities see a constant rotation of people, making them hotspots for dirt and bacteria. Common areas like lobbies, elevators, restrooms, stairwells, and shared kitchens should be deep cleaned monthly to preserve aesthetics and sanitation.


Regular deep cleaning supports tenant satisfaction and reduces long-term maintenance costs by preserving finishes and fixtures.


Schedule Deep Cleaning for Your Commercial Space in Phoenix

Determining the right deep cleaning schedule for your facility isn’t one-size-fits-all. Your industry, operations, traffic, and health standards will influence your deep cleaning frequency. The team at ProEthic Building Services would be happy to advise you on deep cleaning and is always prepared to provide top-notch commercial cleaning services.


Contact us at ProEthic Building Services today to schedule a consultation by calling (480) 725-8912.

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