Why Is One Commercial Cleaning Proposal So Much Cheaper Than Another?

NexHaus

Aug 28

5 min read

Updated: Sep 8

If three commercial cleaning companies walk the same building, it is entirely possible to receive three very different monthly prices.

That does not automatically mean one company is overcharging or another is offering a great deal.

A commercial cleaning proposal is only as comparable as the assumptions behind it.

Differences in labor hours, staffing, cleaning frequency, supervision, floor care, supplies and scope can all materially change the final price.

For property managers, the goal is not simply to find the lowest number.

It is to understand what each number actually includes.

Commercial cleaning proposals often vary because each contractor makes different assumptions about labor, scope, frequency and staffing.

Labor Hours Usually Drive the Biggest Difference

Commercial cleaning is labor-intensive. That means one of the most important questions behind any proposal is:

How many labor hours did the contractor assume are needed to clean the building properly?

Two companies may price the same property very differently because one assumes significantly fewer hours.

That lower estimate may be based on:

A faster production assumption
Fewer cleaning frequencies
Less detailed service
Fewer employees
Less supervision
Reduced attention to periodic work

Sometimes an efficient contractor genuinely can perform the work with fewer hours.

But if the labor assumption is too aggressive, the cleaning team may eventually be forced to rush, skip details or fall behind.

Cleaning Frequency Changes the Price

A building cleaned five nights per week should not be priced the same as one serviced three nights per week.

Frequency affects:

Labor hours
Restroom servicing
Trash removal
Break room cleaning
Vacuuming
Floor maintenance
Supply monitoring

When proposals differ significantly, confirm that each contractor is pricing the same service frequency.

A lower proposal may simply reflect fewer visits.

Scope Differences Are Easy to Miss

Two proposals may use similar language while including very different work.

One contractor may include:

Full restroom servicing
Daily trash removal
High-touch cleaning
Conference room cleaning
Kitchen and break room service
Periodic floor care
Interior glass
Detail cleaning

Another may exclude several of those items or treat them as add-on services. This is why reading only the monthly price can be misleading. The scope behind the price matters more than the price alone.

Day Porter Staffing Can Create a Major Difference

Some commercial properties require cleaning support during normal business hours.

A day porter may handle:

Restroom checks
Lobby appearance
Spills
Trash
Common areas
Supply restocking
Tenant requests
Light detail work

If one proposal includes daytime coverage and another does not, the monthly prices may differ substantially. The important question is not whether a day porter is “expensive.” It is whether your building actually needs daytime support.

Floor Care May or May Not Be Included

Floor maintenance is another common source of pricing differences.

A proposal may include periodic:

Carpet extraction
Burnishing
Scrubbing
Strip and refinishing
Hard-floor maintenance

Another contractor may price only recurring janitorial labor and bill floor care separately later.

Neither structure is automatically wrong.

But comparing the monthly totals without knowing how floor care is handled can create a false impression that one vendor is dramatically cheaper.

Comparing Cleaning Proposals?

NexHaus helps property managers understand the assumptions behind commercial cleaning bids so they can compare scope, staffing and value more accurately.

Compare Your Cleaning Options

Supervision and Quality Control Affect Cost

Commercial cleaning quality does not maintain itself.

A strong program may include:

Supervisor inspections
Site audits
Employee training
Corrective-action follow-up
Client communication
Backup staffing

Those systems cost money to operate.

A contractor with little supervision may appear less expensive initially. But if quality problems require the property manager to spend more time chasing missed tasks and tenant complaints, the lower price may create a higher management cost.

Supplies Can Distort the Comparison

Cleaning proposals may handle supplies differently.

Some contractors include:

Cleaning chemicals
Trash liners
Equipment
Restroom consumables

Others may exclude some or all of those items.

A property manager should clarify whether the quoted price includes:

Cleaning chemicals
Paper products
Hand soap
Trash liners
Equipment
Specialty products

If one company includes supply management and another does not, the monthly totals are not directly comparable.

Building Complexity Matters

Square footage alone does not determine cleaning difficulty. A 100,000-square-foot open office can be very different from a 100,000-square-foot multi-tenant building with:

Multiple floors
Numerous restrooms
High visitor traffic
Fitness areas
Conference facilities
Break rooms
Secure areas
Multiple entrances

More complex buildings often require more labor, supervision and coordination. That complexity should show up in the proposal.

A Very Low Bid Can Be a Warning Sign

A low price is not automatically a bad price. But a proposal that is dramatically below every competitor deserves additional scrutiny.

Ask:

How many labor hours are included?
How many employees will be assigned?
What frequency is assumed?
Is supervision included?
What periodic work is excluded?
Are supplies included?
Are there additional charges not shown in the base price?

The goal is not to disqualify the lowest bidder.

It is to understand why they are the lowest bidder.

The Best Proposal Is the One That Matches the Building

Commercial cleaning should be priced around the actual needs of the property. That means the best proposal may not be the cheapest or the most expensive.

It is the proposal that most accurately reflects:

Required labor
Building usage
Service frequency
Scope
Daytime needs
Floor maintenance
Quality expectations

When those assumptions align with reality, the price becomes much easier to evaluate.

The Bottom Line

Commercial cleaning proposals vary because contractors often make different assumptions about how the building should be serviced.

The biggest differences usually come from:

Labor hours
Cleaning frequency
Scope
Day porter staffing
Floor care
Supervision
Supplies
Building complexity

Property managers should compare those assumptions before comparing the final monthly number. A lower price can be a legitimate advantage.

But only if it still supports the level of service the building actually requires.

Frequently Asked Questions

Why do janitorial bids vary so much?

Because contractors may estimate different labor hours, frequencies, staffing levels, supplies and service scopes for the same property.

Is the lowest commercial cleaning bid usually a bad choice?

Not necessarily. A lower bid may reflect real efficiency. The key is confirming that the scope, labor and service assumptions are comparable.

What should I compare besides price?

Compare labor hours, staffing, cleaning frequency, day porter coverage, floor care, supervision, supplies and exclusions.

Can two cleaning companies quote the same scope and still have different prices?

Yes. Their labor assumptions, overhead, supervision model and operating efficiency may still differ.

Should I ask a cleaning contractor how many labor hours are included?

Yes. Labor hours are one of the most useful ways to understand whether a proposal is based on realistic staffing assumptions.