Public nonprofit record
INTERNATIONAL ORNITHOLOGISTS UNION
EIN 47-2490986 · Professional Societies & Associations - Social Science (V03)
What they do
Advancement of Education and Understanding of Ornithological Studies and Activities Through Dissemination of Information to Its Members and The General Public, and Through Its Annual Event, The International Ornithological Congress.
Money
Tax year 2025Financial picture
Expenses$35,905
Contributions$86,431
About this charity
- Recognized since
- January 2015
- Location
- 111 E CHESAPEAKE ST, NORMAN, OK 73019-5116
- County
- Cleveland
- In care of
- % DAVID L WILLIAMS
- Primary officer
- Eli Bridge
How to reach them
Filing and classification
- Latest tax year
- 2025
- Tax period began
- January 1, 2025
- Return type
- 990EZ
- Tax preparer
- CARLETON & COMPANY CPAS INC
- NTEE classification
- Professional Societies & Associations - Social Science (V03)
- IRS tax category
- Professional Societies & Associations
More public IRS record details
These are classification codes from the organization’s public nonprofit record.
- Subsection
- 03
- Affiliation
- 3
- Classification
- 2800
- Deductibility
- 1
- Foundation
- 16
- Organization
- 1
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