Spending power
TheGrid Corporate Spending Power index would rate purchasing capacity from registry, scale and activity signals.
Spending power
Key facts
Counted staff
162
self-reported band not used
Office countries
1
3 addresses
Company type
Public Company
self-reported
Description
Winstone Aggregates, leaders in the New Zealand quarrying industry, providing solutions that build the foundations of the communities we live in.
Operating in the concrete, roading, rail, and wider infrastructure industries, we partner with our customers, communities, mana whenua and our teams to ensure sustainable outcomes. Our story is one of innovation, hard work, and enterprise. With 150 years of rich history in Aotearoa we have shaped the landscape and the skyline, building Auckland’s Harbour Bridge, the Sky Tower, and Wellington’s Sky Stadium, and after the tragedy of the Christchurch earthquake, supplying aggregate to rebuild the city.
Specialties
All 6 specialties
- High quality roading
- drainage
- concrete aggregates
- Technical specialists
- Managed and cleanfill operations
- Resource Recovery
Related specialties
Locations
Country footprint
Show as table · Offices in 1 country
| Countries | 1 |
|---|---|
| Primary country | NZ |
All codes: NZ
Addresses
- NZ812 Great South Road; Penrose, Auckland 1050Primary
- NZ68 Hunua Road; Papakura, Auckland
- NZHunua Road; Papakura, Auckland
Grid intelligence Members
Signals & hiring
Hiring, headcount and registry-change signals, streamed to members.
Latest signal
Hiring activity
Headcount trend
Financials
Registry-filed capital and financial indicators, standardised by TheGrid.
Paid-up capital
Fiscal period
Registered charges
Revenue
Profit / loss
People & contacts
4 employee profiles on record · names withheld.
Names and titles are intentionally absent from this page. The source relation carries no consent record across the privacy regimes this directory spans, so it is never requested and never stored. Search engines see exactly what you see here.
Counts only. No names are stored here, and none are served.
FAQ
How many people work at Winstone Aggregates?
The record holds 162 counted staff profiles at January 2026. Its self-reported band sits above that count and is not published as a headcount.
Where does Winstone Aggregates have offices?
Three addresses on record, New Zealand only. Primary: 812 Great South Road, Penrose, Auckland 1050.
Has Winstone Aggregates raised funding?
None linked to this brand.
What does Winstone Aggregates list as its specialties?
Six tags on the brand's own list, among them drainage and resource recovery.
Which companies are listed alongside Winstone Aggregates?
24 profiles list Winstone Aggregates as a peer — 98th percentile in Wholesale Building Materials. It lists ten peers of its own. Stevenson and Firth list it back.