Company lists · Data verified August 2026

Top 25 Cybersecurity consulting firms based in New Zealand

Name: Cybersecurity consulting firms based in New Zealand
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 131 companies tracked

There are 131 cybersecurity consulting firms headquartered in New Zealand (RevenueBase, August 2026). RevenueBase tracks 837 professional contacts across them, including 453 with verified work emails and 19 with mobile numbers. Auckland is the largest hub.

This list covers cybersecurity consulting firms headquartered in New Zealand, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

131Companies

837Contacts tracked

453Verified emails

19Mobile numbers

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The 25 largest cybersecurity consulting firms based in New Zealand

Ranked by team size

Top 25 of 131 cybersecurity consulting firms based in New Zealand, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Defend	Auckland	51-200	119	81
2	Bastion Security Group	Wellington	51-200	93	64
3	SSS	Wellington	11-50	38	26
4	Netpoleon ANZ	Auckland	501-1,000	35	18
5	Optimus Systems	Christchurch	11-50	27	16
6	Aura Information Security	Wellington	11-50	25	19
7	Virtuelle Group	Auckland	51-200	22	11
8	Liverton Security Limited	Wellington	11-50	21	16
9	Nectar	Christchurch	11-50	16	11
10	Nextro	n/a	11-50	14	10
11	Optimatech Limited	Auckland	11-50	14	6
12	Kiwiict	Auckland	11-50	13	3
13	Privsec Consulting	Wellington	11-50	12	10
14	Layer 9 Information Security	Wellington	11-50	12	8
15	Optimyze	Auckland	11-50	11	5
16	Unisphere Solutions Auckland. Secure, Grow & Innovate With Unisphere By Your Side	Auckland	1-10	9	6
17	Incident Response Solutions	Auckland	1-10	8	5
18	AMARU	Auckland	11-50	8	2
19	Softlink Services LTD	Auckland	1-10	7	6
20	Fenrir Security	Christchurch	1-10	7	5
21	Pulse Security	Wellington	1-10	7	4
22	Cyberteam	Wellington	1-10	7	3
23	Confide Limited	n/a	11-50	6	4
24	Quantum Security Services NEW Zealand	Wellington	11-50	6	4
25	Plural Cyber	Auckland	1-10	6	3

Showing 25 of 131 cybersecurity consulting firms based in New Zealand

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Cybersecurity consulting firms based in New Zealand at a glance

As of Aug 28, 2026

1-10Median size (employees)

AucklandLargest hub · 51 HQs

19Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Cybersecurity consulting firms by metro

Metro	Companies
Cybersecurity consulting firms in Auckland	51
Cybersecurity consulting firms in Wellington	40
Cybersecurity consulting firms in Christchurch	8
Cybersecurity consulting firms in Tauranga	2
Cybersecurity consulting firms in New Zealand	1
Cybersecurity consulting firms in Palmerston North	1
Cybersecurity consulting firms in Waimauku	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “cybersecurity consulting firms”, with match quality audited by blind human judging, and headquartered in New Zealand.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 2 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cybersecurity consulting firms are there based in New Zealand?

There are 131 cybersecurity consulting firms headquartered in New Zealand as of August 2026 (RevenueBase).

What is the largest company on this list?

Defend, headquartered in Auckland, tops this list with the largest team on record.

Which city has the most cybersecurity consulting firms?

Auckland leads with 51 headquartered companies, followed by Wellington (40) and Christchurch (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 453 verified decision-maker contacts tracked across these 131 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.