#1
Locksmith SA
Read 28 reviewsReputation score: 82/100
Change service or location
2026 rankings SA
5 Best Security Installers
in Adelaide CBD
Compare the top 5 security installers in Adelaide CBD, ranked by Google reviews and business profile details.
Collected 28 September 2026 · 83 reported Google reviews across 5 businesses
See the 5 listings ↓Top 5 Security Installers in Adelaide CBD, SA
1–5 of 5The shortlist
Based on records collected 28 September 2026, Locksmith SA (5.0 stars from 28 Google reviews), ALLTECH DIGITAL (4.6 stars from 30 Google reviews) and Jims Security Unley (4.9 stars from 19 Google reviews) lead LocalLocal's Adelaide CBD security installers ranking.
The score describes the public review record. Read recent reviews and confirm the job with the business before booking.
#2
ALLTECH DIGITAL
Read 30 reviewsReputation score: 78/100
#3
Jims Security Unley
Read 19 reviewsReputation score: 71/100
#4
Guardall Security SA
Read 4 reviewsReputation score: 70/100
#5
Xtreme Security International
Read 2 reviewsReputation score: 16/100
Showing 5 of 5 businesses. This ranking covers our Adelaide CBD listings. This is not a complete census. How we rank them →
What the numbers say about security installers in Adelaide CBD
LocalLocal's Adelaide CBD capture includes 5 security installers with 83 reported Google reviews. The median rating is 5.0 stars, backed by a median of 19 reviews.
A high average means more when plenty of people have contributed. Open the Google review link on a listing to check recent feedback about work like yours. Contact the business to confirm it serves your address.
Read the scoring method →Before you choose.
Questions about security installers in Adelaide CBD and the evidence behind this list.
Who leads LocalLocal's Adelaide CBD security installers ranking?
Based on records collected 28 September 2026, the highest-scoring businesses are Locksmith SA (5.0 stars from 28 Google reviews); ALLTECH DIGITAL (4.6 stars from 30 Google reviews); Jims Security Unley (4.9 stars from 19 Google reviews). These positions describe our captured review record, not a guarantee about the work.
How are security installers in Adelaide CBD ranked?
LocalLocal's score gives up to 50 points for rating quality, 30 for review volume and 20 for available profile details. Equal scores are ordered by star rating, then review count, then a stable business identifier. The method is published on our methodology page.
What does the review record look like for security installers in Adelaide CBD?
The 5 security installers captured for Adelaide CBD hold 83 reported Google reviews. The median rating is 5.0 stars and the median review count is 19. These figures describe our sample, not every local business.
What should I check before booking?
Confirm that the business serves your address and handles your type of work. Read recent Google reviews, ask about any relevant licences or registration, and get the scope and charges in writing.
How current are these details?
The listings were collected 28 September 2026. This is a dated snapshot, not a live Google feed. Confirm current hours, availability and pricing with the business.
Can a business update its listing?
Yes. Open the business profile and select Update details. Explain the correction and include a public source. Correction and removal requests are reviewed before the record changes.