Security Installer · Sydney NSW
Mainstream Security
Mainstream Security is listed on Google under “Security system installation service” in Sydney. It ranks 194th of 289 security installers in Sydney by rating floor (floor 4.26).
How it compares in Sydney
- Its 5.0 matches the median for security installers in Sydney.
- It has more reviews than 0 of the other 288 listed.
- 136 of the other 288 have a lower rating.
- It opens on Saturday, as 153 of the other 272 with hours on file do.
Opening hours
| Monday | Open 24 hours |
|---|---|
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
Open 24 hours, 7 days a week.
Details
- Listed on Google as
- Security system installation service
- Suburb
- Sydney NSW
- Phone
- Not listed
- Website
- mainstreamsecurity.com.au
- Google rating
- 5.0 from 5 reviews (October 2026)
- Rating floor
- Floor 4.26 · what this means
Ranked near Mainstream Security
All 289 security installers in Sydney
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Ratings and review counts are Google's, as listed in October 2026. Phone numbers, websites and opening hours are the ones each business lists. Nothing here is paid for or verified by Calso. How the ranking works.