our story
From a small team with a big vision to a nationwide name in building remediation, this is the story of how we got here.
2010
Brosnan Begins
Brosnan started out in Auckland with a small team, a strong work ethic, and a belief that there was a better way to do remediation.
2013
Christchurch Expansion
Supporting post-quake recovery, we opened our second office in Christchurch.
2014
First Design & Build Project
We completed our first Design & Build project, Stonefields School.
2015
Queenstown Branch Opens
To support local demand, we opened our Queenstown branch.
2018
Revenue Exceeds $50M
In the financial year ending 31 March 2018, Brosnan’s revenue exceeded $50M for the first time.
We finished our first project valued at over $10 million and secured our first project valued at over $20 million.
2019
First $100M Project
In 2019, we secured our first project valued at over $100 million.
2020
New CEO, New Board
Longstanding employee Geoff Nash became a shareholder and was promoted to CEO. The same year, we appointed independent directors and an independent chair to guide our way forward.
2021
Wellington Branch Opens
A new office in the capital extended our reach across the lower North Island.
2022
First Asset Under Management
After four years of staged remediation work, we signed our first Asset Management contract with Oaks Shores Body Corporate.
2023
Revenue Exceeds $100M
Brosnan reached the milestone of a revenue exceeding $100M at the end of the 22/23 financial year.
2024
Tauranga Branch Opens
Brosnan opened its fifth location in New Zealand, based in Tauranga, to meet growing demand in the Bay of Plenty and Central North Island.
2026
Brosnan Expands to Australia
On April 2026, Brosnan acquired Klaar, and started operating in New South Wales.
