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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 The International RHINO Foundation Catherine Sieffert

Catherine Sieffert

Highest compensated employee

Chief Program Director at The International RHINO Foundation

Fiscal year ended December 31, 2021. Published on January 25, 2026.

$124,687
2021

Total compensation

Catherine Sieffert has been listed as an employee of The International RHINO Foundation in Form 990 filings since fiscal year 2020. Total compensation for Catherine Sieffert has increased by 2.1% from 2020 to 2021.

Annual compensation details

$124,687
+2.1%
Chief Program Director
2021
$106k
40 hrs/wk
$20k
--
$122,119
Deputy Director
2020
$105k
40 hrs/wk
$18k
--

Total compensation by year

Compare the compensation of Catherine Sieffert to:

Revisions to this profile

January 25, 2026:
2021 The International RHINO Foundation 990 published
January 24, 2026:
2020 The International RHINO Foundation 990 published

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2021

Other employees at The International RHINO Foundation

Nina Fascione
Executive Director
$220,867
$201,367 No related comp$19,500
Margaret Moore
Deputy Director
$150,385
$134,135 No related comp$16,250
Christopher Whitlatch
Communications Director
$124,613
$121,098 No related comp$3,515
Thomas W White
Assistant Treasurer
$0