#1
Platinum Security Systems
5.0
Read 205 reviews · Score: 100/100
1/14 Penrith Street, JAMISONTOWN NSW 2750
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Every suburb, every trade
Bestin
2026 Rankings
Best Security Installers in Katoomba
Compare the top security installers in Katoomba, NSW, ranked by our composite reputation score.
Updated October 2026 · Based on 1,093 real Google reviews across the 31 security installers
Bestin
Top Security Installers in Katoomba, NSW
The short answer
As of October 2026, the 3 highest-ranked security installers in Katoomba, NSW on the Starworks directory are Platinum Security Systems (5.0 stars from 205 Google reviews), Security Wholesalers (4.9 stars from 195 Google reviews) and Quatrix Security (5.0 stars from 93 Google reviews).
Starworks ranks 31 security installers in Katoomba, NSW, holding 1,093 Google reviews between them. Across the 31 the median rating is 5.0 stars from a median of 14 reviews. Of the 31, 28 are rated 4.5 or better and 3 have passed 100 reviews.
Every figure here is computed from Google review data that Starworks collects for security installers in Katoomba, NSW, recalculated when this page rebuilds. Placement on this list cannot be bought.
#6
The Urban Network | Simple IT. Strong Security
5.0
Read 27 reviews · Score: 73/100
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#9
ELITE Home Improvements of Australia - EHi Australia
4.5
Read 140 reviews · Score: 64/100
319 Windsor Road, Baulkham Hills NSW 2153
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#11
WinTech CES (Computers, Entertainment and Security)
4.8
Read 26 reviews · Score: 64/100
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#12
ACKS Mobile Car Audio & Dash Cam Installations Sydney
4.8
Read 57 reviews · Score: 63/100
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#14
Lentech Security & Electrics PTY LTD
5.0
Read 15 reviews · Score: 57/100
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#16
Switch Home Automation
5.0
Read 12 reviews · Score: 57/100
Unit 303, 30/40 Harcourt Parade
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#18
MAC TEK TELECOM PTY LTD - Access Control | CCTV | Optic Fiber | PABX Systems
5.0
Read 1 reviews · Score: 57/100
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#23
Partisan Protective Services
4.6
Read 22 reviews · Score: 52/100
Unit 31/1 Prime Drive, Seven Hills NSW 2147
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#26
Australian Dash Cams
4.3
Read 23 reviews · Score: 40/100
242 High St, Sydney NSW 2750
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#30
Spouse Spy Private Investigators Sydney
4.4
Read 13 reviews · Score: 24/100
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What customers wrote about security installers in Katoomba
Real Google reviews of businesses ranked on this page. Reviewer names are never shown.
“Absolutely first-class experience from start to finish with Platinum Security Systems. From the initial site visit through to final commissioning, the team were professional, knowledgeable, and a pleasure to deal with…”
“Moved into a commercial property in Banksmeadow and the real estate agent arranged for ESS security to replace some locks. Karen from ESS was really nice and rang and booked me in for today at 11am. I got to work 15mins…”
“It’s been so refreshing dealing with Tony from Antenna & Security HD Sydney that I felt it warranted my first online review! Tony is extremely knowledgeable, professional and personable. Nothing seemed too difficult for…”
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Frequently Asked Questions
Common questions about security installers in Katoomba.
Who are the best security installers in Katoomba?
As of October 2026, the 3 highest-ranked security installers in Katoomba, NSW on the Starworks directory are Platinum Security Systems (5.0 stars from 205 Google reviews), Security Wholesalers (4.9 stars from 195 Google reviews) and Quatrix Security (5.0 stars from 93 Google reviews). Every figure here is computed from Google review data that Starworks collects for security installers in Katoomba, NSW, recalculated when this page rebuilds. Placement on this list cannot be bought.
How many security installers does Starworks rank in Katoomba?
Starworks ranks 31 security installers in Katoomba, NSW, holding 1,093 Google reviews between them. Across the 31 the median rating is 5.0 stars from a median of 14 reviews. Of the 31, 28 are rated 4.5 or better and 3 have passed 100 reviews.
What star rating should I expect from a good security installer in Katoomba?
The median Google rating across the 31 security installers Starworks ranks in Katoomba, NSW is 5.0 stars, and 28 of them sit at 4.5 or above. A rating at or near that median is ordinary for security installers in Katoomba, NSW rather than a warning sign on its own, and a rating well above it only means much when enough reviews stand behind it.
How many Google reviews does an established security installer in Katoomba have?
The median security installer Starworks ranks in Katoomba, NSW carries 14 Google reviews, and 3 of the 31 security installers have passed 100.
How does Starworks rank security installers in Katoomba?
Starworks gives every security installer in Katoomba, NSW a reputation score out of 100 from three things: its Google star rating (up to 47 points), how many reviews back that rating (up to 35), and whether customers can reach it by website and phone number (up to 18). Review volume is the one part that can subtract: below 15 reviews it costs points, because a near-empty review record gives a stranger very little to go on. No score falls below 0 and placement cannot be bought. The score measures the strength of a business's public review record rather than the quality of its work, so it is worth reading the reviews as well, and every listing links to them on Google.
Why does a security installer in Katoomba with all 5-star reviews score lower than one with a lower rating?
Because review volume counts as well as rating, and below 15 reviews it counts against you. Five perfect reviews are encouraging but thin evidence; three hundred reviews averaging 4.7 tell a stranger far more about what to expect on the day. That is a judgement about how much proof exists, not about the quality of the work, and a newer security installer with a handful of excellent reviews may still be the right choice in Katoomba, NSW. The star rating and review count sit next to every score so you can weigh both yourself.
Why does the same security installer not appear several times on this list?
Some businesses run more than one Google listing, often one per suburb they service. Those are the same company, so Starworks groups them and shows the business once, using the listing with the strongest review record. That is why this page opens with 31 distinct security installers in Katoomba, NSW rather than a longer list of repeats.
How often is this list of security installers in Katoomba updated?
This ranking of security installers in Katoomba, NSW rebuilds on a 30-day cycle and prints the date of its last rebuild above the list, which for the current version is October 2026. Ratings and review counts are re-read from Google over time rather than on a fixed schedule, so an individual figure here can be older than the rebuild date.
How can I improve my security installer business ranking in Katoomba?
Collect genuine customer reviews consistently, and keep a working website and phone number on your Google listing, because those are the three inputs the score reads. There is no placement to buy on this page. For scale: the median security installer Starworks ranks in Katoomba, NSW carries 14 Google reviews at 5.0 stars.
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