Most reviewed · Updated October 2026
Security Installers in Castle Hill
- Security Installers compared
- 35
- Google reviews
- 1,126
- Median rating
- 5.0
As of October 2026, the three most reviewed security installers rated 4.0 or better in Castle Hill, NSW on Household Word are Kings Security Doors - Security Doors And Windows - Sydney Wide (615 Google reviews at 5.0), CCTVGUY (50 Google reviews at 4.9) and Optimum Security Services (45 Google reviews at 4.9).
Security Installers in Castle Hill: the top 29
- 1
Kings Security Doors - Security Doors And Windows - Sydney Wide
from 615 Google reviews
- 2
CCTVGUY
from 50 Google reviews
- 3
Optimum Security Services
from 45 Google reviews
46-50 Kent Rd, Sydney NSW 2020
- 4
Care safety
from 23 Google reviews
14 Hungerford Dr, Sydney NSW 2768
- 5
Lux Electrical & Security
from 23 Google reviews
- 6
KS Solution
from 19 Google reviews
7 Gloucester St, Sydney NSW 2762
- 7
Secure Me Alarms
from 17 Google reviews
- 8
TEC Security
from 17 Google reviews
- 9
Avantgard Security Solutions
from 16 Google reviews
- 10
A1 Security Solutions
from 15 Google reviews
- 11
Jim's Antennas (Toongabbie, NSW)
from 15 Google reviews
- 12
Security King Pty Ltd
from 14 Google reviews
- 13
Crimcam Security
from 13 Google reviews
- 14
Lance Steel Security Pty Ltd
from 11 Google reviews
- 15
Buffalo Security
from 9 Google reviews
- 16
Secure People Pty Ltd
from 9 Google reviews
- 17
Electron Security
from 8 Google reviews
148 Windsor road, Northmead NSW 2152
- 18
GE Communications PTY LTD
from 8 Google reviews
- 19
Commodore Security Group
from 7 Google reviews
3/22 Hudson Ave, Castle Hill NSW 2154
- 20
Monarch Systems
from 7 Google reviews
- 21
Hills District Alarms
from 6 Google reviews
- 22
Kaltech Security
from 6 Google reviews
6 Abbott Rd, Sydney NSW 2147
- 23
NetworkUp Pty Ltd
from 5 Google reviews
- 24
Apollo Alarms
from 3 Google reviews
- 25
David's Home Technology
from 3 Google reviews
322 Annangrove Rd #10, Rouse Hill NSW 2155
- 26
Hills District Security Cameras & CCTV Installation
from 3 Google reviews
- 27
NextGenAi-Security
from 2 Google reviews
- 28
BVSecurity
from 1 Google review
- 29
CSI Surveillance
from 1 Google review
Household Word compared 35 security installers in Castle Hill, NSW, with 1,126 Google reviews between them. Of these, 29 meet this list's method. The median rating is 5.0 from a median of 9 reviews.
Of the security installers compared, the most reviewed is Kings Security Doors - Security Doors And Windows - Sydney Wide, with 615 Google reviews at 5.0.
How this list is ranked
Businesses rated 4.0 or better are ranked by how many Google reviews they have. Ties go to the higher rating.
Many reviews show a business is busy and well known, not that it is the right fit for your job.
Questions
- Which security installers in Castle Hill, NSW have the most Google reviews?
- As of October 2026, the three most reviewed security installers rated 4.0 or better in Castle Hill, NSW on Household Word are Kings Security Doors - Security Doors And Windows - Sydney Wide (615 Google reviews at 5.0), CCTVGUY (50 Google reviews at 4.9) and Optimum Security Services (45 Google reviews at 4.9).
- How does Household Word rank security installers in Castle Hill, NSW?
- Businesses rated 4.0 or better are ranked by how many Google reviews they have. Ties go to the higher rating. Many reviews show a business is busy and well known, not that it is the right fit for your job.
- How many security installers in Castle Hill, NSW did Household Word compare?
- Household Word compared 35 security installers in Castle Hill, NSW, with 1,126 Google reviews between them. Of these, 29 meet this list's method. The median rating is 5.0 from a median of 9 reviews.
- Can a business pay to be listed or to rank higher?
- No. Every business is ranked by the same published method, and no business can pay to be listed or to move up.