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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees San Joaquin Wildlife Sanctuary Leslie Bonkowski

Leslie Bonkowski

OfficerTrustee/director

Treasurer and Director at San Joaquin Wildlife Sanctuary

Fiscal year ended June 30, 2023. Published on January 25, 2026.

$190,837
2023

Total compensation

Leslie Bonkowski has been listed as an employee of San Joaquin Wildlife Sanctuary in Form 990 filings since at least fiscal year 2016. Total compensation for Leslie Bonkowski has increased by 23.7% from 2016 to 2023.

Annual compensation details

$190,837
+7.1%
Treasurer and Director
2023
$168k related
40 hrs/wk
$23k other
--
$178,198
+8.1%
Treasurer and Director
2022
$157k related
40 hrs/wk
$22k other
--

Total compensation by year

Compare the compensation of Leslie Bonkowski to:

2023

Other employees at San Joaquin Wildlife Sanctuary

Paul Cook
General Manager
$460,278
$0 from org$410,282 from related$49,996 other
Kevin Burton
Executive Director, Techni
$378,480
$0 from org$329,901 from related$48,579 other
Paul Weghorst
Executive Director, Water
$352,098
$0 from org$301,128 from related$50,970 other
Cheryl Clary
Executive Director, Financ
$324,929
$0 from org$290,089 from related$34,840 other
Wendy Chambers
Executive Director, Operat
$316,799
$0 from org$269,338 from related$47,461 other
Claire Hervey Collins
Attorney
$0
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Revisions to this profile

January 25, 2026:
2023 San Joaquin Wildlife Sanctuary 990 published
January 25, 2026:
2022 San Joaquin Wildlife Sanctuary 990 published
January 25, 2026:
2021 San Joaquin Wildlife Sanctuary 990 published

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$164,825
+0.5%
Treasurer
2021
$145k related
40 hrs/wk
$20k other
--
$163,943
+3.7%
Treasurer
2020
$146k related
40 hrs/wk
$19k other
--
$158,155
Treasurer
2019
$142k related
1 hr/wk
$17k other
--
$157,217
+1.9%
Treasurer
2017
$123k related
1 hr/wk
$35k other
--
$154,316
Treasurer
2016
$120k related
1 hr/wk
$35k other
--

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