Commercial Cleaning
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September 16, 2026

How to Switch Commercial Cleaning Companies Without a Service Gap

Short answer: to switch commercial cleaning companies without a service gap, read your current contract's termination terms, give written notice on time, sign the new vendor before notice expires, and schedule a walkthrough, insurance paperwork and key handoff so the new crew starts the night after the old one finishes. Most transitions take 30 days, which matches the notice period in many cleaning contracts.

Chicago businesses rarely switch cleaning companies over one bad night. It is usually months of small misses: trash left in conference rooms, restrooms out of paper towels, a different crew every week, and emails that go unanswered. By the time you decide to change, the last thing you want is two weeks with no cleaning at all. This guide walks through a clean handoff step by step.

Signs It Is Time to Change Cleaning Vendors

Every vendor has an occasional miss. The question is whether problems are isolated and fixed quickly, or whether they have become the pattern.

  • The same tasks keep getting missed after you have reported them
  • Crews change constantly, so nobody learns your space
  • You cannot reach a decision-maker, or fixes take days
  • Periodic work never happens, like carpet extraction or floor care that was promised in the proposal
  • Supplies run out and staff start restocking restrooms themselves
  • Insurance or security concerns come up, such as expired certificates or unlocked doors
  • Your needs have changed, for example a new medical suite or a larger floor, and the vendor cannot scale

If two or more of these sound familiar, start planning the transition now rather than waiting for a contract renewal date to pass automatically.

Step 1: Review Your Current Cleaning Contract

Before you contact anyone, pull out the signed agreement. The details in it decide your timeline.

  • Notice period: many commercial cleaning contracts require 30 days of written notice, but some require 60 or 90
  • Term and auto-renewal: some contracts renew automatically for another year if notice is not given before a set date
  • Termination for cause: check whether repeated service failures allow earlier termination, and what documentation is required
  • Equipment and supplies: note anything the vendor owns and will remove, such as dispensers, mats or storage shelving
  • Keys and access: find out how keys, codes and access cards must be returned

If you are in a leased building, also check whether your landlord requires approval for a new vendor. This is general guidance, not legal advice, so have your attorney review the contract if the terms are unclear.

Step 2: Line Up the New Vendor Before You Give Notice

The biggest transition mistake is giving notice first and then shopping for a replacement. Bids, walkthroughs and building approvals take time, and a 30-day clock goes fast.

  1. Write a scope. List nightly, weekly and periodic tasks, square footage, restroom counts and your service window. Our office cleaning checklist is a good starting point.
  2. Request walkthroughs from two or three vendors. Pricing without seeing the space is a guess.
  3. Compare proposals on the same scope. Look at crew consistency, supervision and communication, not only price.
  4. Check insurance and references. Ask for a Certificate of Insurance and references from similar Chicago buildings.
  5. Agree on a start date. Pick a date that lines up with the last night of your current contract.

For a deeper look at evaluating vendors, see how Chicago property managers choose a janitorial vendor.

Step 3: Give Written Notice the Right Way

Once the new vendor has signed, send notice exactly as the contract requires. Keep it short and professional.

  • Send it in writing to the address or email named in the contract
  • State the final service date clearly
  • Request return of keys, access cards and codes by that date
  • Ask for a final invoice and confirm how any credits are handled
  • Keep a copy with the date it was sent

There is no need to list every complaint in the notice. If you are terminating for cause, follow the contract's documentation requirements carefully.

Step 4: Plan the Handoff Week

A smooth transition comes down to logistics. Handle these items in the week before the new crew starts.

Access and security

  • Change door codes and alarm codes after the outgoing vendor's last night
  • Collect all keys and access cards and issue new ones to the incoming vendor
  • Register the new crew with building security if your property requires it

Insurance and building approval

  • Send the new vendor's Certificate of Insurance to your property manager
  • Confirm freight elevator, loading dock and trash room procedures

Supplies and equipment

  • Inventory paper products and soap so restrooms do not run out during the switch
  • Confirm dispensers are compatible with the new vendor's supplies, or plan replacements
  • Identify janitor closet space for the new crew's equipment

Communication

  • Tell staff the start date and who to contact about cleaning issues
  • Share any rules about desks, kitchens and restricted rooms with the new vendor in writing

Step 5: Manage the First 30 Days

The first month sets the tone for the relationship. A little attention now saves months of frustration later.

  • Expect a catch-up clean. The first visits often take longer because the new crew addresses buildup the old vendor left.
  • Walk the space after week one. Review the checklist together and adjust anything that does not fit how your office works.
  • Schedule overdue periodic work. If carpet extraction or floor care was skipped, get it on the calendar.
  • Use one channel for feedback. A single contact and a same-night fix standard keep small issues small.
  • Do a 30-day review. Confirm the scope, frequency and pricing still match your needs.

Common Transition Mistakes to Avoid

Most rough transitions trace back to a handful of avoidable mistakes. Here is what we see most often when Chicago offices change cleaning companies.

Choosing on price alone

If the cheapest bid is far below the others, it usually has fewer labor hours built in. Switching to a vendor that cannot staff your building properly just restarts the cycle you are trying to escape.

Missing the auto-renewal date

Some contracts renew for a full year if notice is not received by a specific date. Put that date on your calendar as soon as you sign any cleaning agreement, including the new one.

Forgetting the property manager

In managed buildings, a vendor without an approved insurance certificate may be turned away at the security desk on night one. Send the certificate at least a week before the start date.

Not changing codes

Former vendors, and former crew members, should not keep access to your building. Change codes and collect keys the day service ends.

Starting without a written scope

Without a checklist, the new vendor cleans what it assumes you want. Hand over a written scope before the first visit so both sides measure the work the same way.

No overlap in supplies

Outgoing vendors sometimes take their paper products and soap with them on the last night. Stock a few days of supplies yourself so restrooms are covered while the new vendor sets up.

Switching to Allora Cleaning Chicago

Many of our commercial clients came to us after a vendor stopped showing up consistently. Allora Cleaning Chicago, led by owner Kenita Jones Taylor, plans transitions so there is no gap in service. We walk your space, write the checklist, send insurance certificates to your property manager, and coordinate our start date with your current contract.

The same insured, background-checked crew returns each visit, with a single point of contact for your building. We serve offices and medical practices across Chicago and suburbs including Schaumburg, Oak Brook and Orland Park. Explore our janitorial services and medical office cleaning, or book a free walkthrough to plan your Chicago transition.

Frequently Asked Questions

How much notice do I need to give my cleaning company?

Many commercial cleaning contracts require 30 days of written notice, but some require 60 or 90 days or have auto-renewal dates. Check your signed agreement for the exact notice period and how notice must be delivered.

Can I cancel a cleaning contract for poor service?

Some contracts allow termination for cause if the vendor fails to perform after written notice and a chance to fix the problem. Document missed tasks with dates and photos, follow the contract's process, and consult an attorney if you are unsure.

How long does it take to switch commercial cleaning companies?

A typical switch takes about 30 days, including walkthroughs, proposals, insurance approval and the notice period. With a signed replacement and a clear start date, the actual handoff can happen overnight with no missed cleanings.

What should I do with keys and access codes when changing vendors?

Collect all keys and access cards from the outgoing vendor on their final night, then change door and alarm codes before issuing new access to the incoming crew. Update building security records if your property requires it.

Will the new cleaning company need a walkthrough?

Yes. A walkthrough lets the vendor measure your space, see specialty rooms and understand access and building rules, which produces an accurate quote and a checklist that fits your office.

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