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Robert Trewartha

City of Mississauga/Director, Strategic Initiatives

At a Glance
2025

Latest Salary

$222,991

2025

Total Compensation

$223,720

Incl. $729 benefits

Employer Rank

#24

City of Mississauga

Years on List

11

2015–2025

Salary History

Salary by year, 2015–2025Line chart of 11 yearly values, from $114,548 in 2015 to $223,720 in 2025.$0$50K$100K$150K$200K$250K201520172019202120232025

Full History
20152025

YearEmployerPositionSalaryBenefitsTotal
2025City Of MississaugaDirector, Strategic Initiatives$222,991$729$223,720
2024City Of MississaugaDirector Strategic Communications and Initiatives$208,923$1,891$210,814
2023City Of Mississauga$197,546$1,485$199,031
2022City Of MississaugaDirector, Strategic Communications and Initiatives$187,858$636$188,494
2021City Of MississaugaDirector Strategic Communications and Initiatives$177,487$1,075$178,562
2020City Of MississaugaDirector, Strategic Initiatives$167,714$530$168,244
2019City Of MississaugaChief of Staff$151,529$478$152,007
2018City of MississaugaChief of Staff$142,575$463$143,038
2017City of MississaugaChief of Staff$134,505$437$134,942
2016City of MississaugaChief of Staff, Mayor's Office$125,311$446$125,757
2015City of MississaugaChief of Staff$114,083$466$114,548

Take-Home Pay
(After Tax) · 2025 estimate

Robert Trewartha was paid $222,991 in 2025; after income tax, CPP and EI that is roughly $142,418, an effective income-tax rate of about 33.7%. Compared with 2024, when the figure was $208,923, that is a rise of about 7%. The name has been on the Sunshine List 11 years in all, first in 2015. Pension contributions — likely OMERS in the Municipalities & Services sector — would typically trim another 7–10% off that figure.

Estimated net pay
~$142,418
Effective income-tax rate (excl. CPP/EI)
~33.7%
CPP + EI contributions
~$5,507
vs. 2025 Director Strategic Initiatives median
+40%

Where does $222,991 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 City of Mississauga