John Schreiber

Ontario Power Generation/Mechanical Technician First Line Manager Assistant

2023 Salary — last year on the list

$177,890

Total compensation $185,034, including $7,143 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
2023

Employer Rank

#2,549

Ontario Power Generation

Years on List

2005–2023

Peak Salary

$196,056

2021

Full 2023 roster at Ontario Power Generation →·See where $177,890 ranks →

Total Compensation History

Total compensation, 2005–2023. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2005–2023

$109,597 in 2005 is worth about $168,185 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2023	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$177,890Benefits $7,143Total $185,034	$7,143	$185,034
2022	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$173,193Benefits $6,408Total $179,601	$6,408	$179,601
2021	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$196,056Benefits $5,764Total $201,820	$5,764	$201,820
2020	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$193,572Benefits $5,176Total $198,749	$5,176	$198,749
2019	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$186,572Benefits $4,491Total $191,062	$4,491	$191,062
2018	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$173,499Benefits $4,497Total $177,995	$4,497	$177,995
2017	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$173,633Benefits $4,980Total $178,613	$4,980	$178,613
2016	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$172,516Benefits $1,445Total $173,961	$1,445	$173,961
2015	Ontario Power Generation	Mechanical Technician First Line Manager AssistantOntario Power Generation	$154,447Benefits $1,382Total $155,829	$1,382	$155,829
2014	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$143,218Benefits $1,366Total $144,584	$1,366	$144,584
2013	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$147,109Benefits $1,350Total $148,460	$1,350	$148,460
2012	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$145,965Benefits $1,333Total $147,298	$1,333	$147,298
2011	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$134,760Benefits $1,319Total $136,079	$1,319	$136,079
2010	Ontario Power Generation	Mechanical TechnicianOntario Power Generation	$145,500Benefits $1,256Total $146,756	$1,256	$146,756
2007	Ontario Power Generation	Mechanical Maintainer JourneypersonOntario Power Generation	$130,458Benefits $1,169Total $131,627	$1,169	$131,627
2006	Ontario Power Generation	Mechanical Maintainer JourneypersonOntario Power Generation	$124,698Benefits $1,573Total $126,271	$1,573	$126,271
2005	Ontario Power Generation	Mechanical Maintainer JourneypersonOntario Power Generation	$109,597Benefits $469Total $110,066	$469	$110,066

Take-Home Pay
(After Tax) · 2023 estimate

Take-home on John Schreiber's 2023 salary of $177,890 comes to roughly $117,505 once federal and Ontario income tax (about 31.3% effective) is deducted. For comparison, the median Mechanical Technician First Line Manager Assistant on the 2023 list was paid $206,050; this salary is about 14% less. John Schreiber has appeared on the list 17 times since 2005. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$117,505
Effective income-tax rate (excl. CPP/EI): ~31.3%
CPP + EI contributions: ~$4,756
All-in deduction rate (incl. CPP/EI): ~33.9%
vs. 2023 Mechanical Technician First Line Manager Assistant median: −14%

Where does $177,890 rank on the Sunshine List? →

Estimate only: 2023 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
2023

Also at Ontario Power Generation, 2023
#	Name	Position	Salary	Total
1	Kenneth Hartwick	President and Chief Executive Officer	$1,925,372	$1,932,912
2	Dominique Miniere	Chief Strategy Officer	$1,194,533	$1,197,801
3	Michael Martelli	Chief Projects Officer	$972,747	$975,925
4	Christopher Ginther	Executive Vice President Business Strategy and Commercial Management	$889,925	$897,052
5	Nicolle Butcher	Chief Operations Officer	$894,783	$896,070
6	Steve Gregoris	Chief Nuclear Officer	$809,566	$812,693
7	Jon Franke	Senior Vice President Pickering A	$803,730	$805,707
8	Mark Knutson	Chief Enterprise Engineering and Chief Nuclear Engineer	$682,378	$684,884
9	Aida Cipolla	Chief Financial Officer and Senior Vice President - Finance	$679,657	$681,894
10	Melissa Hogg	Chief Administrative and Ethics Officer	$612,792	$617,285