How to Verify Office Cleaning Insurance

Last Updated: October 26, 2026

Table of Contents

• Why You Need to Verify Office Cleaning Insurance
• How to Read a Certificate of Insurance
• What a COI Does and Does Not Prove
• Step-by-Step: How to Verify Office Cleaning Insurance
• Your Cleaning Company Insurance Verification Checklist
• Additional Insured Endorsement for Cleaning Services
  • What office cleaning contracts typically require
  • How to confirm the endorsement actually exists
• Ongoing Monitoring: Renewals, Audits, and Subcontractors
• Request Poe Professional's Proof of Insurance Before You Sign
• Frequently Asked Questions

Why You Need to Verify Office Cleaning Insurance

A certificate of insurance is only as good as the checks you run behind it.

Here is the problem. A cleaning crew works inside your building after hours.

Many businesses find that a single uninsured incident costs far more than a year of cleaning.

Below, we break down exactly how to check a policy, read a certificate, and confirm coverage directly with the insurer.

How to Read a Certificate of Insurance

A certificate of insurance, or COI, is a one-page summary that shows a cleaning company's active coverage. It lists the insurer, policy numbers, coverage limits, and effective and expiration dates.

Read it in this order:

• Insured name. It must match the cleaning company exactly. A near-match is a red flag.
• Policy period. Check the effective date and expiration date. An expired certificate proves nothing.
• Coverage types. Look for general liability and workers' compensation at minimum.

A common mistake is glancing at the limits and stopping there. The dates and the insured name matter just as much.

What a COI Does and Does Not Prove

A COI proves that a policy existed when the certificate was issued. It does not prove the policy is still active today. That gap is where trouble hides.

Here is what a certificate does show:

• The named insured and the insurer
• Policy numbers and coverage types
• Limits and the policy period as of the issue date

And here is what it does not show:

• Whether the policy was cancelled after the certificate was printed
• Whether a claim has already eaten into the limits
• The full terms, conditions, and coverage exclusions

What most guides miss is that a certificate is a courtesy document, not a legal guarantee of coverage. Only the insurer can confirm the policy status. So treat the certificate as a starting point, then pick up the phone.

Step-by-Step: How to Verify Office Cleaning Insurance

Verifying office cleaning insurance means confirming the policy directly with the insurer, not just filing the certificate. The certificate is the vendor's claim; the insurer's confirmation is the evidence. Follow these steps in order, and do not skip the independent contact step, it is the one that separates a real check from a paperwork exercise.

1. Request the certificate in writing. Ask the cleaning company to email a current COI that names your business as the certificate holder. Keep the email; it establishes the date you asked and the version you received.
2. Check the insured name against the contract. The named insured must match the legal entity on your cleaning agreement exactly, not a trade name, not a parent company, not a shortened version. If the contract is with "Example Janitorial Services LLC" and the certificate says "Example Cleaning," ask for an explanation before you go further.
3. Confirm the policy period covers the work dates. Compare the effective and expiration dates to your contract start date and renewal date. A certificate that expires three weeks into a twelve-month contract is a monitoring problem, not a one-time check.
4. Record the carrier, policy number, and coverage lines. Write down the general liability policy number, the workers' compensation policy number if shown, and the coverage limits. You will read these back to the insurer.
5. Source the insurer's contact details independently. Do not call the phone number printed on the certificate, a forged or altered certificate can carry a fake number. Instead, look up the carrier's main claims or policy-status line on the carrier's own website, or through your state's department of insurance licensee lookup. That independent source is what makes the call a verification rather than a formality.
6. Call the insurer and ask three questions. Ask whether the policy is active and in good standing as of today, whether the coverage limits match what the certificate shows, and whether the policy covers janitorial or commercial cleaning operations. Ask the representative to read the policy number back to you so you can confirm it matches the certificate.
7. Ask about exclusions that matter for your building. Confirm the policy does not exclude the type of work performed at your facility, for example, work at height, use of chemicals, or after-hours access. If the representative cannot answer, ask for the policy's declarations page or a coverage confirmation letter.
8. Request the additional insured endorsement separately. A certificate does not add your business to the policy. Ask the vendor to have the insurer issue the endorsement, and confirm with the insurer that it was actually issued, not just promised.
9. Document the verification. Save the certificate, the date and time of your call, the name of the representative, the policy number they confirmed, and the answers to your questions. A simple per-vendor file is enough; the point is that the record exists if a claim ever names your business.

If you are still comparing providers, our guide on choosing an office cleaning company walks through the full selection process before this insurance step.

Your Cleaning Company Insurance Verification Checklist

Use this cleaning company insurance verification checklist before you sign and again at each renewal. It turns a vague review into a set of yes-or-no answers.

• Certificate names the exact legal entity you are hiring
• Policy period is current and the expiration date is in the future
• General liability coverage is active

Two items deserve extra attention. Workers' compensation matters because a cleaner injured on your property can create claims that touch you without it. A janitorial bond or fidelity bond covers employee theft, which general liability does not. If your contract mentions bonding, ask for proof separately.

Readers with follow-up questions about our own coverage can check our frequently asked questions for details.

Client Intake Form →

Additional Insured Endorsement for Cleaning Services

An additional insured endorsement for cleaning services adds your business to the cleaning company's liability policy. If a covered claim arises from their work, your business gets protection under their policy, not just theirs.

This is not automatic. A standard certificate lists the cleaning company as the insured. Your business is a separate party. To get named, the vendor must request an endorsement from their insurer, and the insurer must issue it.

What office cleaning contracts typically require

Commercial cleaning agreements and the leases behind them commonly ask for a package of insurance provisions, not just "insurance." Read your contract and your lease for these terms, because each one is a separate request to the vendor's insurer:

• Additional insured status. Your business is named as an additional insured on the general liability policy, usually with wording that ties coverage to the vendor's operations at your premises.
• Waiver of subrogation. The vendor's insurer gives up the right to pursue your business for losses it paid, which prevents a coverage dispute from turning into a claim against you.
• Primary and non-contributory wording. The vendor's policy responds first, before your own property or liability policy, so your insurer is not asked to share the loss.

How to confirm the endorsement actually exists

Do not accept a vendor's email saying "you're added." Confirm it the same way you confirmed the policy:

1. Ask the vendor to have the insurer issue the endorsement and send you the signed form.
2. Check that the endorsement names your legal entity exactly as it appears in the contract.
3. Call the insurer using independently sourced contact details and ask whether the endorsement is on the policy as of today.
4. File the endorsement with the certificate and your call record.

A common pattern is a vendor who genuinely intends to add you, submits the request, and then the endorsement stalls at the insurer for weeks. If work starts before the endorsement is issued, you are relying on a promise.

Ask for this package when:

• Your lease or cleaning contract requires it
• The crew works in a high-traffic or high-value space
• You want direct protection if a claim names your business
• Your own insurer or risk manager asks for waiver of subrogation as a condition of your policy

Watch out for a vendor who says the endorsement is "already on the certificate." It is not. The certificate summarizes; the endorsement amends. Only the endorsement changes who is covered.

Ongoing Monitoring: Renewals, Audits, and Subcontractors

Verification is not a one-time task. Policies renew, lapse, or change carriers, and a certificate from last year can quietly expire. Set a reminder to re-check coverage before each policy renewal date.

Subcontractors need the same scrutiny. Many cleaning companies use crews they do not directly employ. Ask whether the people in your building are employees or subcontractors. If they are subcontractors, request their certificates too, and confirm their coverage the same way.

A simple risk management habit works well:

• Re-verify coverage at every renewal
• Keep a dated file for each vendor
• Re-check anytime the vendor changes insurers
• Audit subcontractor paperwork once a year

Request Poe Professional's Proof of Insurance Before You Sign

The final step is the easiest to skip and the most important to do. Before you sign any cleaning contract, ask for proof of insurance and confirm it yourself.

Poe Professional provides a fully insured professional service, and we expect clients to check. Our office cleaning services are built for corporate workspaces and professional environments, with cross-contamination prevention and rotational deep cleaning systems. If you are ready to start the process, our commercial client intake is the place to begin. You can also contact our team directly to request our certificate of insurance.

Get started with Poe Professional and put a verified, fully insured crew to work in your building.

Add poeprofessional.com as a preferred source on Google →