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Deloitte

Big FourWebsite
20 Current Clients

About Deloitte

Deloitte is one of the Big Four accounting organizations and the largest professional services network in the world by revenue and number of professionals. In New Zealand, Deloitte provides audit, consulting, financial advisory, risk advisory, tax, and legal services to public and private clients spanning multiple industries.

Current Clients (20)

Air New Zealand
AIRIndustrials
Last verified: 4/10/2026
Accordant Group Limited
AGLUtilities
Last verified: 4/10/2026
Ventia Services Group Limited
VNTIndustrials
Last verified: 4/10/2026
Vital Healthcare Property Trust
VHPReal Estate
Last verified: 4/10/2026
Genesis Energy Limited
GNEUtilities
Last verified: 4/10/2026
Argosy Property Limited
ARGReal Estate
Last verified: 11/26/2025
BLIS Technologies Limited
BLTConsumer Staples
Last verified: 11/26/2025
Delegat Group Limited
DGLConsumer Staples
Last verified: 11/26/2025
EBOS Group Limited
EBOHealthcare
Last verified: 11/26/2025
Foley Wines Limited
FWLConsumer Staples
Last verified: 11/26/2025
Kiwi Property
KPGReal Estate
Last verified: 11/26/2025
Meridian Energy Limited
MELUtilities
Last verified: 11/26/2025
Spark New Zealand Limited
SPKCommunication Services
Last verified: 11/26/2025
South Port New Zealand Limited
SPNIndustrials
Last verified: 11/26/2025
Scott Technology Limited
SCTIndustrials
Last verified: 11/26/2025
WasteCo Group Limited
WCOIndustrials
Last verified: 11/26/2025
Vulcan Steel Limited
VSLMaterials
Last verified: 11/26/2025
AFT Pharmaceuticals Limited
AFTHealthcare
Last verified: 11/26/2025
Auckland International Airport Limited
AIAIndustrials
Last verified: 11/26/2025
AoFrio Limited
AOFFinancials
Last verified: 11/26/2025

Former Clients (3)

T&G Global Limited
TGGConsumer Staples
Serko Limited
SKOIndustrials

Switching History (11)

EY → Deloitte
Good governance practice in light of current auditor's tenure
30 Mar 2026
KPMG → Deloitte
Following a review by the Manager's ultimate parent, Northwest Healthcare Properties REIT, which appointed Deloitte as its external auditor
15 May 2025
Deloitte → Grant Thornton
8 Sept 2024
Deloitte → PwC
Mandatory auditor rotation in accordance with External Auditor Independence Policy requiring tender and formal assessment at least every 10 years
27 Jun 2024
Baker Tilly Staples Rodway → Deloitte
1 Feb 2024
PwC → Deloitte
21 Jun 2022
EY → Deloitte
27 Oct 2020
KPMG → Deloitte
Mandatory rotation after 18 years of service
22 Mar 2020
PwC → Deloitte
Board reviewing requirements during current growth phase
13 Feb 2020
PwC → Deloitte
Experience with other listed entities at a similar stage to Wellington
15 Oct 2019
PwC → Deloitte
Deloitte's extensive pharmaceutical company experience to support global expansion
1 Feb 2018

Common questions

Sourced from public NZX filings, our database, and questions people ask about Deloitte.

What types of clients does Deloitte audit in New Zealand?

According to our records, Deloitte currently audits 20 NZX-listed companies across multiple sectors including industrials, materials, financials, utilities, healthcare, real estate, communication services, and consumer staples. Their NZX client base includes companies such as Air New Zealand, Auckland International Airport, EBOS Group, and Kiwi Property, reflecting their engagement with both large and mid-sized public entities.

How many NZX-listed companies does Deloitte audit?

Based on our data, Deloitte audits 20 NZX-listed companies as of the latest update. Over its history, Deloitte has audited 23 NZX companies in total, demonstrating sustained engagement with New Zealand's capital markets.

What is Deloitte's role in the Big Four?

Deloitte is one of the Big Four accounting organizations and operates as the largest professional services network in the world by revenue and number of professionals. In New Zealand, Deloitte provides audit, consulting, financial advisory, risk advisory, tax, and legal services across public and private clients.

What sectors does Deloitte audit in New Zealand?

Deloitte's NZX audit clients operate across eight major sectors: industrials, materials, financials, utilities, healthcare, real estate, communication services, and consumer staples. This sector diversity reflects their capability to serve companies across New Zealand's economy.

Does Deloitte provide services beyond audit?

Yes, beyond audit services, Deloitte in New Zealand offers consulting, financial advisory, risk advisory, tax, and legal services to both public and private clients. You can view their current NZX audit engagements and firm profile on NZXplorer.

How long has Deloitte been auditing NZX companies?

According to our records, Deloitte has audited 23 NZX-listed companies throughout its history and currently maintains audit relationships with 20 of those entities. This long-standing presence indicates sustained engagement with New Zealand's listed company sector.

What is the difference between Deloitte and other Big Four firms?

All four firms—Deloitte, PwC, EY, and KPMG—are global professional services networks providing audit, tax, and consulting services. However, their client bases, sector focuses, and service offerings in New Zealand may differ. You can compare their NZX audit client lists on NZXplorer to see which firms audit specific sectors or companies.