Heating, air conditioning and plumbing in London, Ontario

Protecting the home that protects you.

Donaldson Home Services is a local, family-owned company offering heating, air conditioning, plumbing, air quality and renovation services across London, Ontario and surrounding communities. Honest guidance, expert craftsmanship and 24/7 emergency service.

2020 Growth List
ENERGY STAR
True Care 15-year warranty badge
Lifetime Repair Guarantee
Community Votes London 2025 winner
Top Choice Award 2026
Three Best Rated award badge

Ways to save

Membership Plans

Annual furnace and AC maintenance with member benefits, from $10 a month.

Financing

Spread the cost of a new furnace, AC or heat pump with financing through Financeit, on approved credit.

Why homeowners choose Donaldson

Honest advice, expert craftsmanship and a commitment to treating every home like our own, backed by 4.9 stars from 3,000+ Google reviews.

Local and family-owned

We’re not a franchise. Donaldson has been owned and run by Jamie and Anna Donaldson since 2013, and our reputation matters to us personally.

Honest recommendations

We explain every option in plain language and help you choose what’s right for your home and your budget, never simply what’s most expensive.

Upfront pricing

We give you the full price before any work begins, and what you’re quoted is what you pay. No hidden fees or unexpected invoice charges.

True Care protection

True Care brings parts and labour, diagnostics, annual maintenance and priority service together on qualifying new furnaces and air conditioners.

What your neighbours are saying about us

The Donaldson family: Jamie, Anna and Zander
Donaldson Home Services van

What to expect

From your first call to the work being completed, we guide you through every step with clarity, transparency, and care.

Step one

Give us a shout

Call or book online to connect with our team and tell us what’s going on in your home.

Step two

Assessment

A licensed technician visits your home, evaluates the issue and explains your options.

Step three

Upfront pricing

You’ll get upfront pricing before any work begins, so you know exactly what to expect.

Step four

Get working

We complete the work with care, stand behind it with our warranty, and make sure you’re comfortable.

True Care
more than a warranty

True Care protects qualifying new furnaces and air conditioners with parts and labour, diagnostics, annual maintenance and priority service, all together in one program.

Get the True Care you deserve!

Donaldson service truck with its rear door open and equipment beside it
Donny, the Donaldson Home Services mascot, with the True Care 15-year badge

Built to protect homeowners

Donaldson Home Services was founded on a simple belief: homeowners deserve honest advice, quality workmanship, and service they can trust.

After seeing too many families pressured into unnecessary repairs and replacements, Jamie and Anna Donaldson built a company focused on doing things differently. Today our team helps homeowners across London and surrounding communities with heating, air conditioning, plumbing, air quality and renovation services, always putting your home’s needs first.

Serving London, Ontario and surrounding areas

Locally based, with technicians across Southwestern Ontario. Don’t see your town? Give us a shout. Chances are we’re nearby.

Schedule a 2-hour arrival window for any home heating, air conditioning, or plumbing service. You’ll receive a text when we’re on the way, plus a photo of your technician so you know exactly who’s coming. Book now and experience service you can trust.

Membership Plans for every home

Choose how many pieces of equipment you want Donaldson to maintain year-round with our simple 10, 20 & 30 plans. A little care now means fewer surprises later.

Best value

Whole-Home Care

Furnace, AC, water heater, humidifier, HRV & fireplaces

$30

/Month

Furnace + AC Care

Both units covered, 2 maintenance visits per year

$20

/Month

Furnace or AC Care

Coverage & 1 maintenance visit per year for one unit

$10

/Month

Waived Diagnostic Fee

15% repair discount

Priority booking

Your questions, answered.

Have more questions? We’ve got the answers.

Yes, for new furnace installation, air conditioner installation and heat pump installations, and for bathroom renovations: your in-home estimate is free, with no obligation. Repairs, furnace maintenance, AC maintenance, duct cleaning and plumbing work get upfront pricing before any work begins, and a diagnostic or service fee may apply. Tell us what you need and we’ll let you know what to expect before booking. Contact our team.

Yes. We offer 24/7 emergency service. Call us now and we’ll work to get a technician to your home the same day, subject to availability. That covers furnace, air conditioning and plumbing problems across London and surrounding communities. For everyday bookings, you can schedule a 2-hour arrival window and get a text with your technician’s photo when they’re on the way. See the communities we serve.

True Care covers qualifying new furnaces and air conditioners. Depending on the system, coverage can include parts, labour, diagnostics, annual maintenance, trip charges, filters and priority service, all in one program. Coverage varies by installation, so our team will confirm exactly what your new system qualifies for. See what True Care covers.

Yes. Financing through Financeit is available on approved credit for qualifying furnace, air conditioning and other home service projects. You can apply online and get a quick decision, so you can move forward with the system your home needs and spread the cost over time. See how financing works.

Donaldson is a local, family-owned company, owned and run by Jamie and Anna Donaldson since 2013. Our TSSA-licensed gas fitters give honest recommendations and upfront pricing, and homeowners have given us 4.9 stars from 3,000+ Google reviews. We’re here to help you make the right decision for your home, not sell you the most expensive option. Read our story.

Reach out today

Let us know what you need. We’re happy to help with furnaces, air conditioning, heat pumps, plumbing and bathroom renovations.

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