Who owns Winstone Wallboards?
Winstone Wallboards is owned by Fletcher Building (New Zealand, NZX: FBU).[1]
This ownership is reported in official statements but has not yet been matched to a regulatory filing.
Evidence: Fletcher Building Limited Annual Report 2025, 20 August 2025. Last checked .
Key facts
- Current owner
- Fletcher Building Limited reported
- Owner HQ
- 🇳🇿 New Zealand, Auckland
- Origin
- 🇳🇿 New Zealand
- Category
- Home, garden & DIY › Home improvement › Building materials
- Parent ticker
- NZX: FBU ASX: FBU
- Last verified
- · 1 sources
About Winstone Wallboards
Winstone Wallboards is Fletcher Building's New Zealand wallboard business, run through Winstone Wallboards Limited. On 1 November 2024 the Commerce Commission filed proceedings alleging that its historical volume rebates, which it dropped in 2022, breached the Commerce Act; the company says they did not and is defending the case. It exited two Auckland distribution centres in the year to June 2025.
Ownership timeline of Winstone Wallboards
- Current owner Fletcher Building [1] reported
Where Winstone Wallboards sits in Fletcher Building
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Fletcher Building ownership tree →
See the full Fletcher Building brand portfolio (8) →
Other brands owned by Fletcher Building
Fletcher Building controls 8 brands on Brandtree, 8 of them in home, garden & diy.
Also in home, garden & diy
Other brands in building materials, and who owns them
The 100 brands in building materials on Brandtree belong to 31 owners. The largest is James Hardie, with 8; Fletcher Building has 8.
| Brand | Owner | Owner based in |
|---|---|---|
| AZEK Exteriors | James Hardie | 🇮🇪 Ireland |
| Blenture | Votorantim Cimentos | 🇧🇷 Brazil |
| Adbri | CRH | 🇮🇪 Ireland |
| Artevia | Holcim | 🇨🇭 Switzerland |
| Byggmakker | Kesko | 🇫🇮 Finland |
| Cacique Max | Loma Negra | 🇦🇷 Argentina |
| Alutions | Tecnoglass | 🇨🇴 Colombia |
| Tenigal | Ternium | 🇱🇺 Luxembourg |
About the owner: Fletcher Building
Fletcher Building is a publicly listed company headquartered in Auckland, New Zealand. Brandtree records 8 brands under its control, and it is listed as NZX: FBU and ASX: FBU.
Fletcher Building is a New Zealand building products, distribution and construction group listed on the NZX and ASX. From 1 July 2025 it reports through five divisions: Light Building Products, Heavy Building Materials, Distribution, Residential and Development, and Construction. It makes and sells building materials across New Zealand and Australia.
Fletcher Building: full profile, brands and acquisition history →
🇳🇿 Winstone Wallboards and other New Zealand brands
Brandtree records a controlling owner for 75 brands that began in New Zealand. 19 of them (25%) are now controlled by a company headquartered in another country; Winstone Wallboards is not one of them.
- Briscoes Homeware — Briscoe Group 🇳🇿
- Fusion — Garmin 🇨🇭
- Woolworths New Zealand — Woolworths Group 🇦🇺
- AA Insurance — Suncorp Group 🇦🇺
- Air Chathams — Air Chathams 🇳🇿
- Air New Zealand — Air New Zealand 🇳🇿
Frequently asked questions
Who is the parent company of Winstone Wallboards?
The parent company of Winstone Wallboards is Fletcher Building, a publicly listed company headquartered in New Zealand.
Is Winstone Wallboards New Zealand?
Yes. Winstone Wallboards originated in New Zealand and its owner, Fletcher Building, is also headquartered in New Zealand.
Is Winstone Wallboards still owned by Fletcher Building?
Yes. As of 12 October 2026, Winstone Wallboards is still owned by Fletcher Building. The ownership record was last checked against primary sources on that date.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Fletcher Building Limited Annual Report 2025 — Fletcher Building Limited, Annual report, published 20 August 2025; retrieved 12 October 2026.
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