Petra Rethmann

Mcmaster University/Professor

At a Glance
2025

Latest Salary

$186,009

2025

Total Compensation

$186,526

Incl. $517 benefits

Employer Rank

#682

Mcmaster University

Years on List

2007–2025

Total Compensation History

Total compensation, 2007–2025.

Full History
2007–2025

Year	Employer	Position	Salary	Benefits	Total
2025	McMaster University	Professor McMaster University	$186,009	$517	$186,526
2024	McMaster University	Professor McMaster University	$219,057	$517	$219,574
2023	McMaster University	—McMaster University	$216,799	$501	$217,301
2022	McMaster University	Director / Professor McMaster University	$224,766	$449	$225,215
2021	McMaster University	Professor / Director McMaster University	$218,110	$392	$218,503
2020	McMaster University	Professor / Director McMaster University	$210,861	$348	$211,209
2019	McMaster University	Professor / Director McMaster University	$204,067	$272	$204,339
2018	McMaster University	Professor/Director McMaster University	$193,447	$218	$193,665
2017	Mcmaster University	Professor / Department Chair Mcmaster University	$187,681	$227	$187,908
2016	McMaster University	Professor / Department Chair McMaster University	$183,255	$227	$183,482
2015	McMaster University	Professor/Department Chair McMaster University	$175,352	$194	$175,546
2014	McMaster University	Professor / Department Chair McMaster University	$157,510	$175	$157,685
2013	McMaster University	Professor/Department Chair McMaster University	$150,828	$175	$151,003
2012	McMaster University	Professor/Department Chair McMaster University	$140,848	$175	$141,022
2011	McMaster University	Associate Professor McMaster University	$132,390	$194	$132,584
2010	McMaster University	Associate Professor McMaster University	$118,307	$213	$118,521
2009	McMaster University	Associate Professor McMaster University	$116,780	$234	$117,014
2008	McMaster University	Associate Professor McMaster University	$108,660	$272	$108,931
2007	McMaster University	Associate Professor McMaster University	$100,778	$281	$101,059

Take-Home Pay
(After Tax) · 2025 estimate

In 2025, Petra Rethmann's $186,009 salary works out to roughly $123,468 after income tax, CPP and EI — an effective rate of about 30.7%. On total compensation of $186,526, Petra Rethmann ranked #682 of 1,966 disclosed at Mcmaster University that year, where the median salary was $150,713. Petra Rethmann has appeared on the list 19 times since 2007. Members of OMERS, OTPP, HOOPP or OPTrust typically take home another 7–10% less after pension contributions, which this estimate leaves out.

Estimated net pay: ~$123,468
Effective income-tax rate (excl. CPP/EI): ~30.7%
CPP + EI contributions: ~$5,507
vs. 2025 Professor median: +37%

Where does $186,009 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 Mcmaster University

#	Name	Position	Salary	Total
1	Claudia Emerson	Professor	$498,075	$498,592
2	David Farrar	Professor	$483,140	$488,506
3	Susan Tighe	President and Vice-Chancellor	$465,621	$476,373
4	Paul O'Byrne	Dean and Vice-President (Health Sciences) / Professor	$463,235	$472,802
5	Salim Yusuf	Professor	$451,950	$452,745
6	Mohit Bhandari	Professor	$448,462	$448,979
7	Deborah Martin	Associate Vice-President, Real Estate, Partnerships and Ancillary Operations	$433,067	$443,321
8	Gregory Steinberg	Professor	$433,038	$433,555
9	Mick Bhatia	Professor	$430,325	$432,223
10	Khaled S Hassanein	Dean / Professor	$423,431	$423,949