Australia's directory of local builders and tradies
Describe the job once and we'll match it with up to 3 air con & HVAC technicians in Castle Hill.
Based here first, then air con & HVAC technicians by rating, then related trades.
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22 air con & HVAC technicians based in or serving Castle Hill; listings updated 7 Oct 2026.
Air conditioning business in Castle Hill, NSW, supplying, installing and servicing residential and commercial air conditioners.
Unit 16/6 Gladstone RdCastle Hill NSW 2154
Closed · opens tomorrow 8:00 am
Air conditioning business in Castle Hill, NSW, supplying, installing and maintaining domestic and commercial units and refrigeration systems.
13/6 Anella AveCastle Hill NSW 2154
Closed · opens tomorrow 8:00 am
Top Aircon is an air conditioning business in Castle Hill, NSW, covering repairs and servicing for homes and commercial clients.
2 Blackett DrCastle Hill NSW 2153
Open now · closes 9:00 pm
Air conditioning specialist in Castle Hill, NSW, supplying, installing and servicing air conditioning systems across the Hills District.
3/4 Packard AveCastle Hill NSW 2154
Closed · opens tomorrow 8:00 am
3/4 Packard AveCastle Hill NSW 2154
Closed · opens tomorrow 8:00 am
Electrician and air conditioning business in Castle Hill, NSW, working across residential, commercial, strata and industrial properties.
10/10-12 Old Castle Hill RdCastle Hill NSW 2154
Closed · opens tomorrow 7:00 am
Plumber and air conditioning business in Castle Hill, NSW handling blocked drains, hot water systems, gas plumbing and split system air conditioning.
Castle Hill NSW 2154
Open now · 24 hours
These businesses aren't based in Castle Hill but list it as a service area.
Fit-out and maintenance business in Wetherill Park, NSW for commercial and industrial spaces, including HVAC, electrical, plumbing, gas fitting and roofing.
Based in Wetherill Park NSWServes Castle Hill
Closed · opens tomorrow 7:00 am
Air conditioning business in Baulkham Hills, NSW, supplying and installing systems and handling maintenance, refrigeration and HVAC work.
Based in Baulkham Hills NSWServes Castle Hill
Closed · opens tomorrow 7:00 am
Based in Baulkham Hills NSWServes Castle Hill
Closed · opens tomorrow 7:00 am
Crest Air Conditioning is an air conditioning business in Bella Vista, NSW, servicing homes across the Hills area.
Based in Bella Vista NSWServes Castle Hill
Closed · opens tomorrow 7:30 am
Mitsubishi Electric is an air conditioning and electronic equipment sales and repairs business in Baulkham Hills, NSW.
Based in Baulkham Hills NSWServes Castle Hill
Temperature Solutions is an air conditioning and refrigeration business in Glenhaven, NSW, serving Castle Hill, Dural, Kellyville and nearby areas.
Based in Glenhaven NSWServes Castle Hill
Closed · opens tomorrow 12:00 am
Based in Yennora NSWServes Castle Hill
Open now · 24 hours
Electrician in Seven Hills, NSW for residential, commercial and industrial electrical work, switchboard upgrades and hot water systems.
Based in Seven Hills NSWServes Castle Hill
Open now · 24 hours
Omega Services is a plumbing and electrical business in Norwest, NSW, covering leak detection, blocked drains, hot water and solar work.
Based in Norwest NSWServes Castle Hill
Closed · opens tomorrow 7:00 am
Plumber and air conditioning business in Baulkham Hills, NSW for blocked drains, hot water systems, gas plumbing and split system air conditioning.
Based in Baulkham Hills NSWServes Castle Hill
Open now · 24 hours
Based in Bella Vista NSWServes Castle Hill
Closed · opens tomorrow 12:00 am
No air con & HVAC technicians on this page match all of these filters. Untick one, or clear the filters to see all 22 on this page.
Showing 1–22 of 22 air con & HVAC technicians · filters apply to this page only
Tell us about the job and we'll match it with up to 3 air con & HVAC technicians in Castle Hill. Your contact details go only to businesses on a paid plan here, and after you send we tell you which businesses got them. Free, no obligation.
Air conditioning installers and HVAC technicians for split systems, ducted heating and cooling, and servicing. Aussie Builders Directory lists 22 air con & HVAC technicians in Castle Hill NSW, with ratings, licences and the services each one offers.
Compare two or three. Check each one's licence on your state regulator's public register, read recent reviews, look at photos of similar jobs, and ask for a written, itemised quote. A business that is owner verified on Aussie Builders Directory has confirmed it runs the listing.
It depends on the size of the job, materials, access, and how soon you need it done. Most trades quote a fixed price for a defined job and an hourly rate for repairs and call-outs. Asking two or three local businesses for a written quote is the quickest way to see the going rate in Castle Hill.
Most residential trade work in Australia must be done by a licensed contractor, and building work above a set value needs a written contract and home warranty insurance. The rules differ by state, so check the licence number before work starts. Listings marked "Licensed" show a licence or certification on their profile.
Some businesses are based in a nearby suburb but travel to jobs here. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.
Tell us about the job once. We match your request with up to 3 air con & HVAC technicians near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.
