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SOUTHERN SIERRA RESEARCH STATION

WELDON, CAEIN: 77-0536154Website

Data sourced from IRS 990 public filings

SOUTHERN SIERRA RESEARCH STATION THE SOUTHERN SIERRA RESEARCH STATION (SSRS) IS A NON-PROFIT ORGANIZATION (CONTINUED ON SCH. O) THAT AIMS TO UNDERSTAND THE BIOLOGICAL PROCESSES THAT CONTROL POPULATION SIZES AND SPECIES DIVERSITY.

Local (City/County Level)
Environmental/Climate Justice
Sustainability/Green Economy
Direct Service Delivery
Environment
Conservation & Land Protection
Education & Awareness
Environmental Advocacy & Policy

Annual Revenue

$504,961

Known Funders

3

Grants Received

4

Financial History

YearRevenueExpensesAssets
2024$504,961$765,633$277,348
2023$736,235$843,608$529,510
2022$1,328,157$1,378,350$637,906
2021$903,730$886,985$683,720
2020$757,623$646,463$652,257
2019$770,583$678,216$530,717
2018$586,865$602,929$441,336
2017$674,626$733,559$391,481

Top Funders

$54,948 (2022)
$45,301 (2021)
Unknown foundation
$25 (2023)

Key Personnel

From 2024 IRS 990 filing

M

MARY WHITFIELD

RESEARCH DIRECTOR

C

CHRIS SPURGEON

DIRECTOR

B

BOB BARNES

DIRECTOR, PRESIDENT

Officer
M

MELANIE BRANSON

DIRECTOR, TREASURER

Officer
R

REED TOLLEFSON

DIRECTOR, SECRETARY

Officer
K

KATHARINE BATDORF

FORMER CHIEF OPERATING OFFICER

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