About us

The Companies Office enables businesses, the major legal mechanism for economic development, to form and operate. We aim to make doing business in New Zealand easy and to be the authoritative source of information about businesses.

What we do

Find out about the government agency responsible for administering New Zealand’s statutory registers.

what we do

Our legislation

Use this list to find all the legislation for the registers administered by the Companies Office.

our legislation

New Zealand Business Number (NZBN)

Find out more about the NZBN available to all businesses in New Zealand.

new zealand business number (nzbn)

Corporate regulation in New Zealand

Corporate regulation enables business owners to set up, manage and close their businesses.

corporate regulation in new zealand

Our enforcement approach

The integrity of information in our registers is critical to business confidence in New Zealand.

our enforcement approach

Our enforcement policy guidelines

These guidelines set out how the Registrar of Companies approaches compliance and enforcement.​

our enforcement policy guidelines

Using our data through APIs

Find out if our data services and APIs are right for you or your business, and how to use them.

using our data through apis

Searching our registers

Get help to search our registers and find information that is available to read and download.

searching our registers

Contact us

Find contact details for the Companies Office and the registers it administers.

contact us

Email us

email us

Sharing your screen with our contact centre

GoToAssist helps us solve your technical problems by letting us see your computer screen.

sharing your screen with our contact centre


This privacy notice describes when we may collect personal information and how we can use it.

how we protect your privacy on our websites


Copyright material on the Companies Office website is protected by copyright on behalf of the Crown.

the copyright statement for the companies office website