Matthew Ormiston

Ontario Power Generation/Mechanical Technician First Line Manager Assistant

2025 Salary

$205,704

Total compensation $215,235, including $9,531 in taxable benefits.

Source: Ontario’s Public Sector Salary Disclosure — names paid $100,000 or more that year. How we build this · Report an error on this page

At a Glance
2025

Employer Rank

#1,468

Ontario Power Generation

Years on List

2006–2025

Peak Salary

$271,097

2023

Full 2025 roster at Ontario Power Generation →·See where $205,704 ranks →

Total Compensation History

Total compensation, 2006–2025. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2006–2025

$101,771 in 2006 is worth about $153,170 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2025	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$205,704	$9,531	$215,235
2024	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$220,585	$8,045	$228,630
2023	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$271,097	$7,855	$278,952
2022	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$221,596	$7,050	$228,645
2021	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$227,546	$6,341	$233,887
2020	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$222,188	$5,546	$227,735
2019	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$201,088	$4,794	$205,881
2018	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$176,042	$4,802	$180,844
2017	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$188,789	$5,334	$194,122
2016	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$188,727	$1,445	$190,172
2015	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$188,138	$1,409	$189,546
2014	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$182,124	$1,366	$183,489
2013	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$174,078	$1,350	$175,428
2012	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$154,666	$1,333	$155,999
2011	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$145,482	$1,319	$146,801
2010	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$165,918	$1,256	$167,174
2009	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$146,358	$1,239	$147,598
2008	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$122,135	$1,221	$123,356
2007	Ontario Power Generation	Mechanical Maintainer JourneypersonOntario Power Generation	$116,002	$1,124	$117,126
2006	Ontario Power Generation	Mechanical Maintainer JourneypersonOntario Power Generation	$101,771	$1,127	$102,898

Take-Home Pay
(After Tax) · 2025 estimate

In 2025, Matthew Ormiston's $205,704 salary works out to roughly $133,506 after income tax, CPP and EI — an all-in deduction rate of about 35.1%. Within Ontario Power Generation, Matthew Ormiston's total compensation of $215,235 was the #1,468 of 10,346, against a median salary of $161,066. Matthew Ormiston has appeared on the list 20 times since 2006. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$133,506
Effective income-tax rate (excl. CPP/EI): ~32.4%
CPP + EI contributions: ~$5,507
All-in deduction rate (incl. CPP/EI): ~35.1%
vs. 2025 Mechanical Technician First Line Manager Assistant median: about even

Where does $205,704 rank on the Sunshine List? →

Estimate only: 2025 federal and Ontario rates, basic personal amounts, Canada employment amount and CPP/EI credits; single, employment income only, salary treated as full-year income. Ignores pension contributions (OMERS, HOOPP, OTPP, OPTrust and similar plans lower actual take-home), union dues, RRSPs and benefits.

Also at Ontario Power Generation
2025

Also at Ontario Power Generation, 2025
#	Name	Position	Salary	Total
1	Kenneth Hartwick	Special Advisor	$1,907,409	$1,910,992
2	Nicolle Butcher	President and Chief Executive Officer	$1,596,218	$1,598,309
3	Steve Gregoris	Chief Nuclear Officer	$1,092,855	$1,096,651
4	Aida Cipolla	Chief Financial Officer and Chief Administrative Officer	$1,013,496	$1,016,119
5	Subo Sinnathamby	Chief Projects Officer	$981,476	$985,253
6	Mark Knutson	Chief Enterprise Engineering and Chief Nuclear Engineer	$856,947	$859,793
7	Jon Franke	Senior Vice President Nuclear	$826,655	$828,637
8	Shelley Babin	Chief Operations Officer	$748,469	$750,849
9	Brenda Macdonald	Chief Commercial Officer	$727,479	$729,740
10	David Kaposi	Executive Vice President Investment Strategy and Business Development	$701,432	$703,541