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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 Buffalo Society of Natural Sciences Mark Mortenson

Mark Mortenson

Former

Former President and CEO (Thru 9/15) at Buffalo Society of Natural Sciences

Fiscal year ended September 30, 2016. Published on January 24, 2026.

$153,298
2016

Total compensation

Mark Mortenson has been listed as an employee of Buffalo Society of Natural Sciences in Form 990 filings since at least fiscal year 2016.

Annual compensation details

$153,298
Former President and CEO (Thru 9/15)
2016
$145k org
40 hrs/wk
$9k other
--

Total compensation by year

Compare the compensation of Mark Mortenson to:

2016

Other employees at Buffalo Society of Natural Sciences

Karen Wallace
Ex-Officio/ Deputy Director
$114,771
$90,114 from orgNo related comp$24,657 other
Hope Kianka
Chief Financial Officer
$80,019
$74,412 from orgNo related comp$5,607 other
Marisa Wigglesworth
President and CEO (AS of 5/16)
$0
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Revisions to this profile

January 24, 2026:
2016 Buffalo Society of Natural Sciences 990 published

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