Is Your Office Making Employees Sick? What to Check This Winter for your Office's Cleaning

If it feels like your team is constantly battling colds, flu, or lingering winter illnesses, your office environment may be part of the problem.

During winter months, employees spend more time indoors, windows stay closed, and germs linger longer on surfaces. In 2026, businesses can’t afford to ignore how cleanliness directly impacts employee health, attendance, and productivity.

Here’s what to check if sick days are stacking up.

High-Touch Surfaces Aren’t Being Cleaned Often Enough

Door handles, light switches, elevator buttons, keyboards, phones, and shared office equipment are some of the biggest germ spreaders in any workplace—especially during cold and flu season.

If these surfaces are only cleaned once or twice a week, viruses have plenty of time to circulate.

What to check: High-touch areas should be disinfected daily or multiple times per week during winter months.

Restrooms Look Clean — But Aren’t Properly Disinfected

A restroom can appear clean while still harboring bacteria. Winter illnesses spread quickly when:

• Fixtures aren’t disinfected thoroughly

• Trash is left overnight

• Soap and paper products run low

What to check: Restrooms should receive daily cleaning and disinfecting, with extra attention to handles, dispensers, stall doors, and sinks.

Break Rooms Are a Hidden Germ Hotspot in Office Cleaning

Break rooms are often the most contaminated areas in an office. Shared microwaves, refrigerators, coffee machines, tables, and chairs get heavy use and are frequently overlooked.

What to check:

• Daily wipe-downs of shared appliances

• Regular disinfecting of tables and counters

• Consistent trash removal and floor cleaning

Winter Floors Are Spreading More Than Dirt

Snow, salt, slush, and moisture get tracked inside all winter long. These elements don’t just damage floors — they carry bacteria and allergens throughout your facility.

Dirty floors can also impact indoor air quality and worsen respiratory issues.

What to check:

• Increased floor cleaning frequency during winter

• Entry mat maintenance

• Regular carpet vacuuming and spot treatments

Air Quality Is Being Overlooked

With windows closed and HVAC systems working overtime, dust, allergens, and airborne germs circulate more easily in winter.

What to check:

• Dust buildup on vents and surfaces

• Infrequent cleaning of common areas

• Lack of coordination between HVAC maintenance and janitorial services

Signs Your Current Cleaning Schedule Isn’t Enough

You may need more frequent or professional cleaning if you notice:

• An increase in employee sick days

• Lingering odors

• Visible smudges, dirt, or buildup

• Employees wiping down surfaces themselves

If staff are compensating for cleaning gaps, your current routine isn’t working.

How Pro Janitorial Helps Reduce Winter Sick Days

At Pro Janitorial, we adjust cleaning schedules during winter to focus on health-first cleaning, not just appearance. Our customized plans prioritize disinfecting high-touch surfaces, restrooms, break rooms, and floors — exactly where germs spread fastest.

The result: healthier employees, fewer absences, and a cleaner, more productive workplace.

Ready to Protect Your Team This Winter?

If your office hasn’t had a winter cleaning assessment, now is the time. Contact us to discuss your customized office cleaning program!