Company lists · Data refreshed September 2026

Top 25 Equipment installation contractors based in New Zealand

RevenueBase identified 121 equipment installation contractors headquartered in New Zealand as of September 2026 and tracks 916 professional contacts across them, including 341 with verified work emails. Auckland is the largest hub.

This list covers equipment installation contractors headquartered in New Zealand, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
121Companies
916Contacts tracked
341Verified emails
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The 25 largest equipment installation contractors based in New Zealand

Ranked by team size
Top 25 of 121 equipment installation contractors based in New Zealand, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to equipment installation contractors: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceAuckland, New ZealandHQ checked Sep 16, 202651-20068 contacts →

Partial evidence

“Dalton Electrical is Auckland’s leading Industrial electrical contractor, with branches across the greater Auckland area.”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceAuckland, New ZealandHQ checked Sep 16, 202611-5051 contacts →

Partial evidence

“We are a professional electrical and communications contractor that supports both the public and private sectors.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceSt Lukes Auckland, New ZealandHQ checked Sep 16, 202651-20045 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceWellington, New ZealandHQ checked Sep 16, 202651-20029 contacts →

Partial evidence

“Specialist HVAC Installation, Service and Maintenance Company with inhouse fabrication ability.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceEast Tamaki, New ZealandHQ checked Sep 16, 202611-5027 contacts →

Indirect evidence

“Apex Air is a quality Air Conditioning, Ventilation & Refrigeration Product/Services provider for commercial, Industrial & residential clients.”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceAuckland, New ZealandHQ checked Sep 16, 202651-20027 contacts →

Partial evidence

“For more than 20 years, ElectriServ has built a solid reputation offering electrical expertise in technical services and major project installations for industrial, manufacturing…”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceAuckland, New ZealandHQ checked Sep 16, 202651-20026 contacts →

Indirect evidence

“FONKO New Zealand is a company that specializes in air conditioning and refrigeration solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidencePukekohe, New ZealandHQ checked Sep 16, 202611-5022 contacts →

Indirect evidence

“What is ACSL Group?”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceChristchurch, New ZealandHQ checked Sep 16, 202611-5019 contacts →

Indirect evidence

“Millennium Electrical is a national electrical contracting company.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceAuckland, New ZealandHQ checked Sep 16, 202611-5018 contacts →

Indirect evidence

“For more than 30 years, Heatwave Mechanical and Heatwave Maintenance have been leading specialists in mechanical building services, delivering high-quality Heating, Ventilation…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceNew Plymouth, New ZealandHQ checked Sep 16, 202611-5017 contacts →

Indirect evidence

“Established in Taranaki in 2006, TIS brings a comprehensive suite of internationally recognised accreditations teamed with extensive industry experience to design, develop and…”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceWhangarei, New ZealandHQ checked Sep 16, 202651-20017 contacts →

Indirect evidence

“Airzone is a trusted provider of commercial and industrial HVAC solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceMosgiel, New ZealandHQ checked Sep 16, 202611-5015 contacts →

Partial evidence

“PW Engineering is an industrial equipment manufacturer based in Mosgiel, New Zealand, and delivers design/build projects nationwide along with general engineering and maintenance…”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceAuckland, New ZealandHQ checked Sep 16, 202651-20015 contacts →

Indirect evidence

“We pride ourselves on high quality work and seek to build and maintain relationships with our clients.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceAuckland, New ZealandHQ checked Sep 16, 202611-5015 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceChristchurch, New ZealandHQ checked Sep 16, 202651-20014 contacts →

Indirect evidence

“Beattie Air Conditioning has been a leading provider of high-quality HVAC solutions in Canterbury for over 35 years.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceEllerslie, New ZealandHQ checked Sep 16, 202611-5013 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceChristchurch, New ZealandHQ checked Sep 16, 202611-5012 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceAuckland, New ZealandHQ checked Sep 16, 202611-5010 contacts →

Partial evidence

“Air Action offers clients a full package in all areas of heating, ventilation and air conditioning that includes: Design, Installation, Refurbishments and Upgrades, Commissioning…”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceAuckland, New ZealandHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“Economech Maintenance is a market leader in providing HVAC Mechanical solutions to the Commercial and Industrial markets.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceAuckland, New ZealandHQ checked Sep 16, 202611-5010 contacts →

Partial evidence

“We make buildings work, by transforming bricks and mortar into living spaces through the installation of Communications Cabling, Audio Visual Solutions, Security, Lighting, IT…”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceAuckland, New ZealandHQ checked Sep 16, 202611-509 contacts →

Partial evidence

“Welcome to Gloys Group Electrical & Plumbing We specialise in new electrical & plumbing installations and upgrades in the residential, commercial and industrial field with an…”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceHavelock North, New ZealandHQ checked Sep 16, 2026201-5008 contacts →

Indirect evidence

“For more than 20 years, Mike Hill and Tony McKenna, both fully qualified master electricians, have been serving residential, commercial and industrial customers throughout the…”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceAuckland, New ZealandHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“Our focus is to provide clients with the best service centred around precision and reliability.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceAlicetown, New ZealandHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“ABODE AIR CONDITIONING AND HEAT PUMPS LTD are 100% New Zealand owned and operated.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 121 equipment installation contractors based in New Zealand

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Equipment installation contractors based in New Zealand at a glance

As of Sep 16, 2026
37.2%Verified-email coverage
7.6Average contacts per company
11-50Median size (employees)
37.2%Largest-city concentration · Auckland
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
57
11-50
48
51-200
15
201-500
1

Email recency for this list is measured worldwide rather than for New Zealand, so it is reported there. Company counts and contact totals on this page are exact for New Zealand, over 121 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among equipment installation contractors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in New Zealand whose own description of what they do matches “equipment installation contractors”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names equipment installation contractors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among equipment installation contractors, and records with no verified work email. Companies headquartered outside New Zealand are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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
Every listed company carries at least one verified work email, 341 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Equipment installation contractors by metro

  • Equipment installation contractors in Auckland45

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names equipment installation contractors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many equipment installation contractors are there based in New Zealand?

RevenueBase identified 121 equipment installation contractors headquartered in New Zealand as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Dalton Electrical CO LTD, headquartered in Auckland, tops this list with the largest team on record.

Which city has the most equipment installation contractors?

Auckland leads with 45 headquartered companies, followed by Christchurch (12) and Wellington (10).

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 341 verified decision-maker contacts tracked across these 121 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.