How young is Hamilton's building industry?
From the NZ Companies Register. Updated 12 June 2026. Cite with a link.
Hamilton has 5,102 building and trade companies on the register, 3.5% of the national industry. 31.7% of them have existed for less than five years, and the median company is 8.4 years old. A large share of the companies quoting on Hamilton jobs have a short history to check.
5,102
companies on the register
31.7%
under 5 years old
8.4 yrs
median company age
3.5%
of NZ's building industry
New companies formed each year
| Year incorporated | Companies still on the register |
|---|---|
| 2015 | 159 |
| 2016 | 209 |
| 2017 | 207 |
| 2018 | 238 |
| 2019 | 277 |
| 2020 | 282 |
| 2021 | 376 |
| 2022 | 324 |
| 2023 | 309 |
| 2024 | 283 |
| 2025 | 344 |
| 2026 (year to date) | 139 |
Counts are companies currently on the register by incorporation year, so older years understate how many were actually formed.
The trade mix
Trade labels are our classification from company names, indicative rather than official.
Method and citation
Computed from CheckMyBuilder's snapshot of the NZ Companies Register, refreshed regularly. Aggregates only; no individual company is named. Suggested credit: "Source: CheckMyBuilder analysis of the NZ Companies Register, 12 June 2026", linked to this page. National picture: NZ building industry statistics.
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