Mercury NZ's CEO is Stew Hamilton, appointed in Sep 2024, has a tenure of 1.92 years. total yearly compensation is NZ$1.63M, comprised of 69.3% salary and 30.7% bonuses, including company stock and options. directly owns 0.001% of the company’s shares, worth $47.21K. The average tenure of the management team and the board of directors is 1.2 years and 3 years respectively.
Key information
Stew Hamilton
Chief executive officer
NZ$1.6m
Total compensation
CEO salary percentage
69.29%
CEO tenure
1.9yrs
CEO ownership
0.0008%
Management average tenure
1.2yrs
Board average tenure
3yrs
Recent management updates
Recent updates
CEO Compensation Analysis
How has Stew Hamilton's remuneration changed compared to Mercury NZ's earnings?
Date
Total Compensation
Salary
Company Earnings
Dec 31 2025
n/a
n/a
NZ$88m
Sep 30 2025
n/a
n/a
NZ$45m
Jun 30 2025
NZ$2m
NZ$1m
NZ$1m
Compensation vs Market: Stew's total compensation ($USD956.38K) is below average for companies of similar size in the US market ($USD8.29M).
Compensation vs Earnings: Insufficient data to compare Stew's compensation with company performance.
CEO
Stew Hamilton
1.9yrs
Tenure
NZ$1,629,670
Compensation
Mr. Stewart Allan Hamilton, also known as Stew, serves as Chief Executive Officer of Mercury NZ Limited since September 2024. He served as General Manager Generation at Mercury NZ Limited since 2021. Mr. H...
Leadership Team
Name
Position
Tenure
Compensation
Ownership
Stewart Hamilton
Chief Executive Officer
1.9yrs
NZ$1.63m
0.00084% $ 47.2k
Richard Hopkins
Chief Financial Officer
1.3yrs
no data
0.0022% $ 122.0k
Paul Ruedige
Head of Business Performance & Investor Relations
no data
no data
no data
Howard Thomas
Company Secretary & General Counsel
no data
no data
no data
Shannon Goldstone
Head of Communications
no data
no data
no data
Michele Mauger
Chief People Officer
less than a year
no data
no data
Nick Pudney
Head of Integration
no data
no data
no data
Kevin Taylor
Chief Operating Officer of Generation
1.3yrs
no data
no data
Catherine Thompson
Chief Sustainability Officer
1.1yrs
no data
no data
Suraiya Phillimore-Smith
Chief Customer Officer
less than a year
no data
0.00013% $ 7.3k
Matthew Tolcher
Executive GM of Generation Development
no data
no data
no data
Ben Pezaro
Geothermal Technical Resources Manager
no data
no data
no data
1.2yrs
Average Tenure
Experienced Management: MGHT.F's management team is not considered experienced ( 1.2 years average tenure), which suggests a new team.
Board Members
Name
Position
Tenure
Compensation
Ownership
Mark Binns
Independent Director
2.9yrs
NZ$121.75k
0.0020% $ 111.3k
Scott St John
Independent Non-Executive Chair
8.9yrs
NZ$221.25k
0.0035% $ 197.8k
Rob Hamilton
Director
1.3yrs
NZ$30.13k
0.00053% $ 29.8k
Adrian Littlewood
Independent Director
3yrs
NZ$125.75k
0.00058% $ 32.6k
Susan Peterson
Independent Director
3.9yrs
NZ$143.95k
0.00070% $ 39.3k
Hannah Hamling
Independent Non-Executive Director
6.5yrs
NZ$133.25k
0.0011% $ 64.1k
Rachel Taulelei
Director
1yr
no data
no data
3.0yrs
Average Tenure
Experienced Board: MGHT.F's board of directors are considered experienced (3 years average tenure).
Company Analysis and Financial Data Status
Data
Last Updated (UTC time)
Company Analysis
2026/08/04 19:45
End of Day Share Price
2026/05/11 00:00
Earnings
2025/12/31
Annual Earnings
2025/06/30
Data Sources
The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.
* Example for US securities, for non-US equivalent regulatory forms and sources are used.
Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.
Analysis Model and Snowflake
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Industry and Sector Metrics
Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.
Analyst Sources
Mercury NZ Limited is covered by 9 analysts. 4 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.