Private company

Tiaki Wai

Logo: Unknown author Unknown author, Public domain, via Wikimedia Commons4

Water infrastructure organisation in Wellington Region, New Zealand

Tiaki Wai is a council-controlled organisation that is responsible for delivering drinking water, wastewater and stormwater services in the Wellington Region. It is the successor to Wellington Water and it formally came into existence on 1 July 2026.2 It is headquartered in Petone.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jul 1, 2026Founded1
  • Industrywater collection, treatment and supply1
  • HeadquartersPetone1
  • Websitewww.tiakiwai.co.nz
  • Legal formLimited Liability Company3
  • LEI984500OFBD83F0DB60073
  • StatusActive3
  • LEI statusIssued and current3
  • Registered address40 Bowen Street, Pipitea, 6140 Wellington, New Zealand3
  • Registered withCompanies Office (Ministry of Business Innovation and Employment), 93820073

Tiaki Wai is a council-controlled organisation that is responsible for delivering drinking water, wastewater and stormwater services in the Wellington Region. It is the successor to Wellington Water and it formally came into existence on 1 July 2026.2

Subsidiaries and ownership

Owners

  • Greater Wellington Regional Council
  • Hutt City Council
  • Porirua City Council
  • Upper Hutt City Council
  • Wellington City Council

From Wikidata.1

Timeline

  1. Jul 1, 2026Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3
  4. 4