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How to Hire a Cleaning Contractor in Ontario

Professional cleaning in Ontario ranges from residential house cleaning to post-construction cleanup. While no licence is required, reputable companies carry liability insurance and are bonded — meaning you're protected if something is damaged or stolen. For commercial cleaning, WHMIS training is legally required for all workers.

What do you need and where?

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Businesses to explore

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This selection shows 3 businesses. Confirm that a business offers what you need.

Check the qualifications that matter for your work

Ask what qualifications, insurance and approvals are relevant to your particular job. Verify the details with the issuing organisation. Being listed here is not a licence check or an endorsement.

When to Hire a Cleaning Contractor

  • You're moving in or out and need the home spotless
  • After a renovation or construction project (dust everywhere)
  • You want regular maintenance cleaning but lack the time
  • You're preparing your home for sale (staging clean)
  • You have carpet or upholstery that needs deep cleaning
  • You need specialized cleaning (hoarding, biohazard, mould)

Timeline: Regular house cleaning takes 2-4 hours. Deep clean takes 4-8 hours. Post-construction cleanup takes 1-2 days. Move-in/move-out cleaning takes 3-6 hours.

Cleaning Costs in Ontario (2026)

House Cleaning$120 — $350
per visit
Post Construction$300 — $1,200
per project
Carpet Cleaning$100 — $400
per room

Prices are approximate for Ontario (CAD). Actual costs vary by city, scope, and season. Always get 3 written quotes.

Questions to Ask Before Hiring

  1. 1Are you bonded and insured?
  2. 2Do your employees have background checks?
  3. 3What cleaning products do you use (eco-friendly options)?
  4. 4Do you bring your own equipment and supplies?
  5. 5What is your cancellation policy?
  6. 6Do you offer a satisfaction guarantee?
  7. 7What does your service include vs. what costs extra?

Red Flags — When to Walk Away

  • No insurance
  • No bonding
  • No background checks for employees

Homeowner Checklist — Before You Hire

  • Get at least 3 written quotes for comparison
  • Verify WSIB clearance certificate (protects YOU from liability)
  • Check Google reviews AND ask for local references
  • Confirm they will pull all required permits
  • Never pay more than 10-15% deposit upfront
  • Get everything in writing — scope, timeline, payment schedule
  • Verify their business insurance is current
  • For regulated trades (electrical, plumbing, gas), verify their license number

Payment: 10-15% deposit, progress payments tied to milestones, 10% holdback until completion. Ontario's Construction Act provides a 10% holdback right on construction projects.

Best Time to Hire a Cleaning Contractor

springMarch — MayRelevant

Spring is peak booking season. Contact contractors in February for the best availability.

summerJune — August

Summer is the busiest season. Prices are highest and wait times longest. Book early.

fallSeptember — November

Fall is the sweet spot — contractors are less busy, prices drop, and you prepare for winter.

winterDecember — February

Winter is off-season for exterior work. Interior renovations get the best prices and fastest timelines.

How to Verify a Cleaning Contractor in Ontario

Frequently Asked Questions — Hiring a Cleaning in Ontario

How are listings ordered?
Owner-claimed listings come first, then profile completeness and name. Sponsored placements are labelled and do not change the organic order.
Does a listing mean NSO endorses a business?
No. Check that the business offers what you need. Ask about relevant qualifications, insurance and licensing, and confirm those details with the business or issuing organisation.
How do I compare options?
Read the recorded business details, ask about availability and request a quote for your actual requirements. Confirm the scope and price before booking.
What if a business is missing or its details are wrong?
Use Add a missing business or Claim an existing listing. These are reviewed requests; they do not automatically publish a record or verify ownership.

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Ready to Find a Cleaning Contractor?

Browse 344 listed cleaning contractors in our directory. Read the recorded business details and confirm your requirements.

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