Signing a bad cleaning contract costs you time, money, and clients — sometimes all three at once. Many janitorial businesses lose recurring revenue not because of poor service, but because of vague agreements that invite disputes. Here are the most common janitorial contract mistakes and exactly how to fix them before they sink a deal.
Leaving Scope of Work Vague
The single biggest janitorial contract mistake is writing "office cleaning services" without defining what that actually means. Does it include restroom sanitization? Baseboard wiping? Interior window cleaning? Trash liner replacement?
Every contract should list services by frequency:
- Daily: Vacuuming, trash removal, surface wiping, restroom cleaning
- Weekly: Mopping hard floors, cleaning breakroom appliances, dusting vents
- Monthly: Deep carpet spotting, window interior cleaning, chair and upholstery wipe-downs
If it's not listed, expect the client to assume it's included — and expect a dispute within 60 days.
Not Specifying Square Footage and Access Hours
A 5,000 sq ft open office and a 5,000 sq ft law firm with 40 private offices are completely different jobs. Your contract needs to document the exact square footage, number of restrooms, and any restricted areas requiring escort or keycard access.
Access hours matter just as much. If you quoted a job expecting after-hours entry with no staff present and the client limits you to a two-hour window during business hours, your labor costs can jump 30–40%. Lock in access windows in writing — something like "Monday through Friday, 6:00 PM to 10:00 PM" — before you sign anything.
Pricing Without Built-In Escalation Clauses
Flat annual pricing sounds attractive to clients, but supply costs, labor rates, and fuel all change. Without a price escalation clause, you absorb every increase yourself.
Include language that allows rate adjustments tied to a real index — the Consumer Price Index (CPI) or your local minimum wage changes work well. A typical clause allows a 3–5% annual rate adjustment with 30 days written notice. This isn't aggressive; it's standard in professional janitorial contracts and protects both parties.
Ignoring Termination and Cancellation Terms
Contracts with no termination clause — or weak ones — leave you exposed. A client can walk after one month of a 12-month agreement with no financial consequence to them.
Solid contracts include:
- A minimum term (typically 6 or 12 months)
- A 30–60 day written notice requirement before cancellation
- An early termination fee equal to one to three months of service value
You don't have to make it punitive, but there should be a real cost to breaking the agreement early. This also signals to serious clients that you run a professional operation.
Skipping the Supplies and Equipment Clause
Who provides what? If you assume the client supplies paper towels and toilet paper and they assume you do, someone's getting a call at 7:30 AM about empty dispensers. Write out explicitly:
- What consumables you provide (liners, cleaning chemicals, microfiber cloths)
- What the client is responsible for restocking (paper products, soap, light bulbs)
- What equipment stays on-site versus what you bring each visit
This eliminates the most common day-to-day friction in ongoing janitorial relationships.
No Quality Control or Complaint Process
Without a defined complaints process, every unhappy client becomes an emergency. Include a clause that outlines how issues should be reported (email, app, or phone), a response window (24–48 hours is realistic), and what your remedy looks like — typically a re-clean at no charge within one business day.
This protects you legally and shows professionalism. Clients who see a structured complaint resolution process are more likely to stick around after a problem instead of terminating immediately.
Forgetting Certificate of Insurance Requirements
Some commercial properties, especially Class A office buildings or medical offices, require vendors to carry specific coverage limits — often $1M–$2M general liability per occurrence — and name the building owner as an additional insured. If you don't verify this before signing, you may be legally unable to start work even after the contract is executed.
Always confirm insurance requirements during the proposal stage, not after.
Winning More Contracts Starts With Being Found
Even a perfect contract does nothing if prospects can't find your business. Listing your janitorial services on a marketplace like Mercoly helps you get in front of office managers and facilities buyers actively searching for commercial cleaning providers — turning your availability into a steady pipeline of leads.
Review every active contract against this checklist today — most janitorial contract mistakes are fixable before they cost you a client.