Company lists · Data verified August 2026

Top 25 Cybersecurity defense companies based in New Zealand

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 75 companies tracked

There are 75 cybersecurity defense companies headquartered in New Zealand (RevenueBase, August 2026). RevenueBase tracks 724 professional contacts across them, including 353 with verified work emails and 15 with mobile numbers. Auckland is the largest hub.

This list covers cybersecurity defense companies 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.

75Companies

724Contacts tracked

353Verified emails

15Mobile numbers

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The 25 largest cybersecurity defense companies based in New Zealand

Ranked by team size

Top 25 of 75 cybersecurity defense companies 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	Redshield	Wellington	51-200	48	34
4	Netpoleon ANZ	Auckland	501-1,000	35	18
5	Aura Information Security	Wellington	11-50	25	19
6	Virtuelle Group	Auckland	51-200	22	11
7	Nectar	Christchurch	11-50	16	11
8	Optimatech Limited	Auckland	11-50	14	6
9	Kiwiict	Auckland	11-50	13	3
10	Layer 9 Information Security	Wellington	11-50	12	8
11	Cybercure LTD	Wellington	1-10	11	8
12	Softlink Services LTD	Auckland	1-10	7	6
13	Fenrir Security	Christchurch	1-10	7	5
14	Pulse Security	Wellington	1-10	7	4
15	Cyberteam	Wellington	1-10	7	3
16	Diode Security	Wellington	1-10	6	5
17	Plural Cyber	Auckland	1-10	6	3
18	Outfox Limited	Paraparaumu	1-10	5	4
19	Wire8 Cyber	Auckland	1-10	5	4
20	Pākiki Security	Christchurch	1-10	5	2
21	Icaras Security Consultants	Wellington	1-10	4	4
22	SSS	Wellington	51-200	4	2
23	Revolution Infosec	Wellington	1-10	4	2
24	Cybercraft	Auckland	11-50	4	1
25	Tier Zero Security	Wellington	1-10	3	3

Showing 25 of 75 cybersecurity defense companies based in New Zealand

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Cybersecurity defense companies based in New Zealand at a glance

As of Aug 28, 2026

1-10Median size (employees)

AucklandLargest hub · 33 HQs

15Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Cybersecurity defense companies by metro

Metro	Companies
Cybersecurity defense companies in Auckland	33
Cybersecurity defense companies in Wellington	23
Cybersecurity defense companies in Christchurch	6
Cybersecurity defense companies in Tauranga	2
Cybersecurity defense companies in New Zealand	1
Cybersecurity defense companies in Paraparaumu	1
Cybersecurity defense companies in Hamilton	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 defense companies”, 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; 1 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 defense companies are there based in New Zealand?

There are 75 cybersecurity defense companies 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 defense companies?

Auckland leads with 33 headquartered companies, followed by Wellington (23) and Christchurch (6).

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 353 verified decision-maker contacts tracked across these 75 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.