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Cairns, Queensland · October 2026 figures

Best security guard companies in Cairns, QLD

The top-ranked security guard companies in Cairns are Diamondsec (5.0 from 48 reviews), Heightened Security Solutions (4.6 from 42 reviews) and NQPS Security (4.6 from 14 reviews). 4 are ranked here by proven rating.

Ranked
4
Median rating
4.6
Reviews behind the list
116
Open Saturday
3 of 4

How the ranking works

The ranked list

  1. Rank 1.

    Diamondsec

    Cairns City · Security guard service

    5.0 48 reviews Proven 4.71

    Open 24/7

    0418 848 777
  2. Rank 2.

    Heightened Security Solutions

    Cairns North · Security guard service

    4.6 42 reviews Proven 4.41

    (07) 4084 0598Website
  3. Rank 3.

    NQPS Security

    Cairns City · Security guard service

    4.6 14 reviews Proven 4.25

    Open 24/7

    (07) 4041 0288Website
  4. Rank 4.

    Elite Security Personnel

    Cairns City · Security guard service

    4.3 12 reviews Proven 4.11

    Open 24/7

    0488 224 606Website

Security Guard Companies in Cairns at a glance

  • 4 security guard companies in Cairns are ranked here, with 116 Google reviews between them and a median rating of 4.6.
  • 75% list a website and 100% a phone number on Google.
  • 3 of the 4 that list opening hours open on Saturday, and 3 on Sunday.
  • 3 list round-the-clock hours, every day of the week: Diamondsec, NQPS Security and Elite Security Personnel.
  • Diamondsec in Cairns City has the most Google reviews (48), averaging 5.0.

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Questions

Who are the best security guard companies in Cairns?

The top-ranked security guard companies in Cairns are Diamondsec (5.0 from 48 reviews), Heightened Security Solutions (4.6 from 42 reviews) and NQPS Security (4.6 from 14 reviews). Each is ranked by proven rating, its Google rating weighted by the number of reviews behind it.

How many security guard companies are there in Cairns?

The Agentize Directory ranks 4 security guard companies in Cairns, each with a Google rating from at least five reviews. Their median rating is 4.6, from 116 reviews in all.

Which security guard companies in Cairns are open on weekends?

3 of the 4 that list hours on Google open on both Saturday and Sunday. The highest ranked of them are Diamondsec, NQPS Security and Elite Security Personnel.

Which security guard companies in Cairns are open 24 hours?

Diamondsec, NQPS Security and Elite Security Personnel list round-the-clock hours every day on Google. Call ahead to confirm.

Which security company in Cairns has the most reviews?

Diamondsec has the most Google reviews of any security company ranked in Cairns: 48, averaging 5.0.

How is this list of security guard companies ranked?

Every list is ranked by proven rating: a business's Google rating weighted by the reviews behind it, so a perfect score from five reviews cannot outrank a near-perfect one from five hundred. No business pays to be listed or to move up. How the ranking works.

More in Cairns

Security Guard Companies elsewhere

Ratings and review counts are Google's, as listed in October 2026. Phone numbers, websites and opening hours are the ones each business lists on Google. No business pays to be listed or to move up, and none is verified or endorsed by Agentize. How the ranking works.