SOUTH DAKOTA HISTORICAL SOCIETY
Data sourced from IRS 990 public filings
SOUTH DAKOTA HISTORICAL SOCIETY PRESERVE SOUTH DAKOTA HISTORY
SOUTH DAKOTA HISTORICAL SOCIETY has received 10 grants from 8 known foundation funders. Revenue decreased from $2,388,048 in 2024 to $390,840 in 2025. Most recent reported revenue: $390,840.
Annual Revenue
$390,840
Known Funders
8
Grants Received
10
Financial History
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $390,840 | $790,348 | $3,641,841 |
| 2024 | $2,388,048 | $885,508 | $3,957,873 |
| 2023 | $966,672 | $760,103 | $2,279,775 |
| 2022 | $570,472 | $826,505 | $1,944,350 |
| 2021 | $765,039 | $865,792 | $2,393,071 |
| 2020 | $836,126 | $737,988 | $2,402,661 |
| 2019 | $648,113 | $922,789 | $2,232,906 |
| 2018 | $762,141 | $810,064 | $2,300,132 |
Top Funders
Pierre, SD
Pierre, SD
Pierre, SD
BELLE FOURCHE, SD
SIOUX FALLS, SD
FORT WORTH, TX
Minneapolis, MN
NEW YORK, NY
Billings, MT
SEATTLE, WA
Key Personnel
From 2025 IRS 990 filing
CATHERINE FORSCH
CEO
NATHAN SANDERSON
DELEGATE CHAIR
BILL PETERSON
TREASURER
MARCUS MAHLEN
DELEGATE CHAIR
BOB FOLEY
DIRECTOR
TONY VENHUIZEN
PAST PRESIDENT
CASEY DEFLINGER
DIRECTOR
JULIE BREU
DIRECTOR
CHUCK SCHROYER
DIRECTOR
VAL SIMPSON
PRESIDENT/VP
Showing 10 of 16 key personnel.
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