National Speleological Society
The largest community of cavers in the world, organized to explore, study, and protect caves through hundreds of local grottos
Financial profile
National Speleological Society · EIN 54-6026867 · 501(c)(3)
| Fiscal year | Total revenue | Contributions | Program services | Total expenses | Net assets | Year end |
|---|---|---|---|---|---|---|
| FY2024 | $2,309,157 | $833,847 | $520,245 | $1,106,922 | $12,784,565 | Mar 2024 |
| FY2023 | $1,975,576 | $2,689,082 | $100,473 | $781,835 | $11,593,157 | Mar 2023 |
| FY2021 | $2,382,898 | $1,198,418 | $182,608 | $448,401 | $8,846,753 | Mar 2021 |
| FY2020 | $1,185,157 | $423,388 | $457,725 | $807,135 | $6,947,998 | Mar 2020 |
| FY2019 | $1,093,072 | $587,395 | $376,394 | $951,431 | $6,951,375 | Mar 2019 |
| FY2018 | $1,431,359 | $895,968 | $337,989 | $821,037 | $6,960,178 | Mar 2018 |
Figures exactly as reported. A blank cell was blank on the form. The fiscal year links to the filing.
Peer societies
Five societies National Speleological Society is read alongside.
EC
The Explorers Club
A multidisciplinary society dedicated to the advancement of field research, scientific exploration, and…
13 companies named
GSA
Geological Society of America
A large member governed geoscience society, staffed and global in reach, that connects earth scientists…
10 companies named
AOS
American Ornithological Society
The world's largest ornithological society, advancing the scientific study and conservation of birds
1 companies named
ANA
American Numismatic Association
The largest community of coin collectors and numismatic enthusiasts in the world, welcoming every level of…
29 companies named
AIPG
American Institute of Professional Geologists
A professional community that certifies the competence and ethics of geologists and advocates for the…
5 companies named
Who backs NSS
No public supporter list found as of September 2026.
Who backs National Speleological Society's peers, but not National Speleological Society
Companies named publicly by at least one of National Speleological Society's five peer societies, and not found in National Speleological Society's reviewed public records.
The outside view
The largest community of cavers in the world, organized to explore, study, and protect caves through hundreds of local grottos
- Consensus
- Preserve
- Inward
- Volunteer
Their shape
The Frontier
At home at the edge of what comes next.
The Frontier is restless and pioneering, always testing what comes next. Its gift is innovation and adaptability, its challenge is focus, and not leaving its longtime members behind.
Also reads toward The Village and The Guild.
Strengths
Not an official page of National Speleological Society. Sociogene does not consult. Everything here comes from public sources, dated and linked. Something wrong here? Tell us what we missed.