Mary Wells
University of Waterloo/Dean, Faculty of Engineering
2025 Salary
$321,371Total compensation $321,960, including $589 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
#26University of Waterloo
Years on List
162008–2025
Peak Salary
$321,3712025
Full 2025 roster at University of Waterloo →·See where $321,371 ranks →
Total Compensation History
Full History
2008–2025
$129,447 in 2008 is worth about $186,286 in 2025 dollars.
| Year | Position | Salary |
|---|---|---|
| 2025 | Dean, Faculty of EngineeringUniversity Of Waterloo | $321,371Benefits $589Total $321,960 |
| 2024 | Dean, EngineeringUniversity Of Waterloo | $308,775Benefits $501Total $309,276 |
| 2023 | Dean, EngineeringUniversity Of Waterloo | $297,912Benefits $446Total $298,358 |
| 2022 | Dean, EngineeringUniversity Of Waterloo | $286,093Benefits $365Total $286,458 |
| 2021 | Dean, EngineeringUniversity Of Waterloo | $282,196Benefits $280Total $282,477 |
| 2020 | Dean, EngineeringUniversity Of Waterloo | $140,000Benefits $134Total $140,134 |
| 2017 | ProfessorUniversity of Waterloo | $162,403Benefits $434Total $162,837 |
| 2016 | ProfessorUniversity of Waterloo | $189,762Benefits $455Total $190,217 |
| 2015 | ProfessorUniversity of Waterloo | $182,708Benefits $475Total $183,183 |
| 2014 | ProfessorUniversity of Waterloo | $175,077Benefits $454Total $175,531 |
| 2013 | ProfessorUniversity of Waterloo | $165,364Benefits $339Total $165,703 |
| 2012 | ProfessorUniversity of Waterloo | $158,349Benefits $368Total $158,717 |
| 2011 | ProfessorUniversity of Waterloo | $152,836Benefits $832Total $153,669 |
| 2010 | Associate ProfessorUniversity of Waterloo | $148,481Benefits $779Total $149,259 |
| 2009 | Associate ProfessorUniversity of Waterloo | $141,065Benefits $912Total $141,977 |
| 2008 | Associate ProfessorUniversity of Waterloo | $129,447Benefits $816Total $130,264 |
Take-Home Pay
(After Tax) · 2025 estimate
Mary Wells was paid $321,371 in 2025; after income tax, CPP and EI that is roughly $189,299, an effective income-tax rate of about 39.4%. It is up about 4% on the $308,775 paid in 2024. Within University of Waterloo, Mary Wells's total compensation of $321,960 was the #26 of 2,376, against a median salary of $153,961. This estimate leaves out pension contributions; members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less.
- Estimated net pay
- ~$189,299
- Effective income-tax rate (excl. CPP/EI)
- ~39.4%
- CPP + EI contributions
- ~$5,507
- All-in deduction rate (incl. CPP/EI)
- ~41.1%
Where does $321,371 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.