Mark Arciszewski

Ontario Power Generation/Supervising Nuclear Operator First Line Manager Assistant

2023 Salary — last year on the list

$163,568

Total compensation $171,039, including $7,471 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

#3,637

Ontario Power Generation

Years on List

2001–2023

Peak Salary

$215,264

2021

Full 2023 roster at Ontario Power Generation →·See where $163,568 ranks →

Total Compensation History

Total compensation, 2001–2023. Axis starts at $100,000, the Sunshine List disclosure threshold.

Full History
2001–2023

$100,010 in 2001 is worth about $167,911 in 2025 dollars.

Full salary history, by year
Year	Employer	Position	Salary	Benefits	Total
2023	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$163,568Benefits $7,471Total $171,039	$7,471	$171,039
2022	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$186,464Benefits $7,284Total $193,747	$7,284	$193,747
2021	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$215,264Benefits $6,413Total $221,677	$6,413	$221,677
2020	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$211,482Benefits $5,755Total $217,237	$5,755	$217,237
2019	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$192,892Benefits $4,985Total $197,877	$4,985	$197,877
2018	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$185,134Benefits $4,989Total $190,123	$4,989	$190,123
2017	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$169,985Benefits $5,530Total $175,514	$5,530	$175,514
2016	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$176,862Benefits $1,574Total $178,436	$1,574	$178,436
2015	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$159,876Benefits $1,563Total $161,439	$1,563	$161,439
2014	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$153,437Benefits $1,554Total $154,991	$1,554	$154,991
2013	Ontario Power Generation	Supervising Nuclear Operator First Line Manager AssistantOntario Power Generation	$142,358Benefits $1,531Total $143,889	$1,531	$143,889
2012	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$149,333Benefits $1,509Total $150,842	$1,509	$150,842
2011	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$152,368Benefits $1,491Total $153,859	$1,491	$153,859
2010	Ontario Power Generation	Supervising Nuclear Operator, First Line Manager AssistantOntario Power Generation	$136,253Benefits $1,393Total $137,645	$1,393	$137,645
2007	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$118,099Benefits $1,267Total $119,366	$1,267	$119,366
2006	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$112,479Benefits $1,674Total $114,152	$1,674	$114,152
2005	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$108,416Benefits $610Total $109,026	$610	$109,026
2003	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$113,527Benefits $528Total $114,054	$528	$114,054
2002	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$102,980Benefits $646Total $103,626	$646	$103,626
2001	Ontario Power Generation	Supervising Nuclear OperatorOntario Power Generation	$100,010Benefits $437Total $100,448	$437	$100,448

Take-Home Pay
(After Tax) · 2023 estimate

Take-home on Mark Arciszewski's 2023 salary of $163,568 comes to roughly $110,016 once federal and Ontario income tax (about 29.8% effective) is deducted. At Ontario Power Generation, 9,310 people made the 2023 list with a median salary of $155,872; Mark Arciszewski's total compensation of $171,039 ranked #3,637. Mark Arciszewski has appeared on the list 20 times since 2001. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.

Estimated net pay: ~$110,016
Effective income-tax rate (excl. CPP/EI): ~29.8%
CPP + EI contributions: ~$4,756
All-in deduction rate (incl. CPP/EI): ~32.7%
vs. 2023 Supervising Nuclear Operator, FLM Assistant median: −11%

Where does $163,568 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