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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 Sioux County Conservation Foundation Calvin de Ruyter

Calvin de Ruyter

Director at Sioux County Conservation Foundation

Fiscal year ended December 31, 2023. Published on January 25, 2026.

$0
2023

Total compensation

Calvin de Ruyter has been listed as an employee of Sioux County Conservation Foundation in Form 990 filings since fiscal year 2023.

Annual compensation details

$0
Director
2023

Compare the compensation of Calvin de Ruyter to:

2023

Other employees at Sioux County Conservation Foundation

Dawn Dewit
Secretary
$0
Stan Hoekstra
Treasurer
$0
Lena Vollink
Director
$0
Michael Wiggins
Director
$0
Greg Hansen
Vice President
$0
Gordon Pottebaum
Director
$0
Stan Visser
Director
$0
Brian van Engen
President
$0
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Revisions to this profile

January 25, 2026:
2024 Sioux County Conservation Foundation 990 published
January 25, 2026:
2023 Sioux County Conservation Foundation 990 published
January 25, 2026:
2022 Sioux County Conservation Foundation 990 published

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