Maryland Ornithological Society
The Maryland Ornithological Society (MOS) promotes the study and enjoyment of birds, promotes knowledge about natural resources, and fosters its appreciation and conservation, maintains a system of sanctuaries to encourage the conservation of birds and bird habitat, and to help record and publish observations of bird life.
Maryland Ornithological Society at a glance
In short: Maryland Ornithological Society gave $30K across 2 grants in 2025 (avg $15K), mostly in Maryland. Source: 2025 IRS Form 990.
- Annual giving (2025)
- $30,490
- +204.9% vs 2024
- Grants made (2025)
- 2
- +100.0% vs 2024
- Average grant
- $15,245
- +52.4% vs 2024
- Median grant
- $15,245
- Total assets
- $3,786,400
- +1.4% vs 2024
- Primary geography
- Maryland (83% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
How to apply to Maryland Ornithological Society
Open Grants
2 open opportunities from Maryland Ornithological Society
Who Maryland Ornithological Society funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2025
The largest 2025 recipient was Maryland Bird Conservation Partnership ($25K). Together the top 2 received $30K.
Grant Size Distribution
7 grants across all recorded years
The most common grant size was under $50K: 7 grants of 7 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 2 itemized grants.
States
Cities
How Maryland Ornithological Society gives
- Giving grew 30% from 2022 to 2025. Method
From the foundation's IRS Form 990 filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2021 to 2025, annual grant giving ranged from $10K (2024) to $30K (2025). In 2025 it made 2 grants totaling $30K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Maryland Bird Conservation Partnership Annapolis, MD | Farmland Raptor Project | $25,290 |
| Maryland Biodiversity Project Seaside, CA | Turkey Point Bird Count | $5,200 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $3,786,400 | $179,449 | $215,145 | $30,490 | 2 | $61,907 |
| 2024 | $3,732,346 | $147,426 | $132,534 | $10,000 | 1 | $52,387 |
| 2023 | $3,673,364 | $145,477 | $138,240 | $15,515 | 1 | $60,529 |
| 2022 | $3,693,087 | $188,439 | $127,507 | $23,500 | 2 | $130,949 |
| 2021 | $3,890,970 | $95,267 | $89,448 | $15,500 | 1 | $39,107 |
| 2020 | $3,540,739 | $197,827 | $176,813 | — | — | $42,586 |
| 2019 | $3,561,114 | $132,493 | $93,443 | — | — | $40,909 |
About Maryland Ornithological Society
Based on IRS filings
Maryland Ornithological Society is a public charity focused on Environment & Animals, based in Baltimore, MD. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $3.8M in total assets. In 2025, it awarded 2 grants totaling $30K. Net investment income was $62K.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Maryland Ornithological Society is led by Evelyn Ralston, President since 2024 (on filings since 2020); none of the 70 officers listed in 2025 report compensation.
Officers on the 2025 filing
Evelyn Ralston
President
Board Member → Vice President, 2022
Vice President → President, 2024
On filings since 2020
12 hrs/week
No compensation reported
Alan Christian
Board Member
On filings since 2019
1 hr/week
No compensation reported
Anna Urciolo
Board Member
On filings since 2019
5 hrs/week
No compensation reported
Carol Daugherty
Treasurer
On filings since 2019
12 hrs/week
No compensation reported
Chuck Stirrat
Board Member
On filings since 2019
1 hr/week
No compensation reported
Colin Rees
Board Member
On filings since 2019
1 hr/week
No compensation reported
Danny Poet
Board Member
On filings since 2019
1 hr/week
No compensation reported
David Smith
Board Member
On filings since 2019
1 hr/week
No compensation reported
Dennis Kirkwood
Advisor
Board Member → Advisor, 2023
On filings since 2019
5 hrs/week
No compensation reported
Diane Jones
Board Member
On filings since 2019
1 hr/week
No compensation reported
Don Messersmith
Board Member
On filings since 2019
1 hr/week
No compensation reported
Ed Vigezzi
Board Member
On filings since 2019
5 hrs/week
No compensation reported
Fred Fallon
Board Member
On filings since 2019
1 hr/week
No compensation reported
Gene Scarpulla
Board Member
On filings since 2019
10 hrs/week
No compensation reported
George Radcliffe
Board Member
On filings since 2019
12 hrs/week
No compensation reported
Jb Churchill
Board Member
On filings since 2019
1 hr/week
No compensation reported
Jim Collatz
Board Member
On filings since 2019
1 hr/week
No compensation reported
Jim Moore
Board Member
On filings since 2019
1 hr/week
No compensation reported
John McKitterick
Past President
Vice President → President, 2020
President → Past President, 2022
On filings since 2019
12 hrs/week
No compensation reported
Joy Aso
Board Member
On filings since 2019
1 hr/week
No compensation reported
Kurt Schwarz
Board Member
On filings since 2019
5 hrs/week
No compensation reported
Marcia Watson
Board Member & Advisor
Board Member → Board Member & Advisor, 2025
On filings since 2019
12 hrs/week
No compensation reported
Marilyn Veek
Board Member
On filings since 2019
1 hr/week
No compensation reported
Mark Abdy
Board Member
On filings since 2019
2 hrs/week
No compensation reported
Mark Johnson
Board Member
On filings since 2019
3 hrs/week
No compensation reported
Mary Anne Fluke
Board Member
On filings since 2019
1 hr/week
No compensation reported
Mary Huebner
Board Member
On filings since 2019
1 hr/week
No compensation reported
Maryanne Dolan
Secretary
On filings since 2019
12 hrs/week
No compensation reported
Meg Harris
Board Member
On filings since 2019
10 hrs/week
No compensation reported
Nancy Martin
Board Member
On filings since 2019
1 hr/week
No compensation reported
Phil Davis
Board Member
On filings since 2019
1 hr/week
No compensation reported
Robin Todd
Board Member
President → Past President, 2020
Past President → Board Member, 2022
On filings since 2019
1 hr/week
No compensation reported
Tawna Mertz
Board Member
On filings since 2019
1 hr/week
No compensation reported
Tom Strikwerda
Board Member
On filings since 2019
12 hrs/week
No compensation reported
Walter Ellison
Board Member
On filings since 2019
1 hr/week
No compensation reported
Wayne Bell
Board Member
On filings since 2019
12 hrs/week
No compensation reported
Ken Drier
Board Member
On filings since 2020
1 hr/week
No compensation reported
Mike Walsh
Board Member
On filings since 2020
1 hr/week
No compensation reported
Dave Woods
Board Member
On filings since 2021
10 hrs/week
No compensation reported
Isabella Pardew
Board Member
On filings since 2021
1 hr/week
No compensation reported
Joe Corcoran
Board Member
On filings since 2021
1 hr/week
No compensation reported
Kathy Brown
Board Member
On filings since 2021
1 hr/week
No compensation reported
Ron Ketter
Board Member
On filings since 2021
1 hr/week
No compensation reported
Susan Pardew
Board Member
On filings since 2021
1 hr/week
No compensation reported
Jeremy Castle
Board Member
On filings since 2022
6 hrs/week
No compensation reported
Jim Ivett
Board Member
On filings since 2022
1 hr/week
No compensation reported
Adele Clagett
Board Member
On filings since 2023
1 hr/week
No compensation reported
Alison Moore
Board Member
On filings since 2023
1 hr/week
No compensation reported
Charisma Burrows
Board Member
On filings since 2023
1 hr/week
No compensation reported
Cheryl Hogue
Board Member
On filings since 2023
1 hr/week
No compensation reported
Dave Mozurkewich
Board Member
On filings since 2023
1 hr/week
No compensation reported
Gabriel Foley
Board Member
On filings since 2023
3 hrs/week
No compensation reported
Ikumi Kayama
Board Member
On filings since 2023
1 hr/week
No compensation reported
Kyle Gardiner
Board Member
On filings since 2023
1 hr/week
No compensation reported
Melissa Hensel
Board Member
On filings since 2023
1 hr/week
No compensation reported
Sherry Tomlinson
Board Member
On filings since 2023
1 hr/week
No compensation reported
Barb Kemerer
Board Member
On filings since 2024
1 hr/week
No compensation reported
Bill Scudder
Board Member
On filings since 2024
1 hr/week
No compensation reported
Emily Huang
Board Member
On filings since 2024
1 hr/week
No compensation reported
Francesca Grifo
Board Member
On filings since 2024
1 hr/week
No compensation reported
Gregg Petersen
Board Member
On filings since 2024
1 hr/week
No compensation reported
Guy Diroma
Board Member
On filings since 2024
1 hr/week
No compensation reported
Keri McPartland
Board Member
On filings since 2024
1 hr/week
No compensation reported
Lisa Sargeant
Board Member
On filings since 2024
1 hr/week
No compensation reported
Lisa Wilcox Deyo
Board Member
On filings since 2024
1 hr/week
No compensation reported
Maggie Kunz
Board Member
On filings since 2024
1 hr/week
No compensation reported
Michelle Hudgins
Board Member
On filings since 2024
1 hr/week
No compensation reported
Sue Procell
Board Member
On filings since 2024
1 hr/week
No compensation reported
Tom Seivert
Board Member
On filings since 2024
1 hr/week
No compensation reported
Steve Sheffield - Board
Member & Vice President
New on the 2025 filing
5 hrs/week
No compensation reported
Former officers (41)
- Former: Steve Sheffield (2024) — Board Member
- Former: Bettye Maki (2019–2023) — Board Member
- Former: Bonnie Borsa (2019–2023) — President
- Former: Cj McAuliffe (2019–2023) — Board Member
- Former: David Bridge (2019–2023) — Board Member
- Former: David Sandler (2019–2023) — Board Member
- Former: Janet Millenson (2019–2023) — Advisor & Board Member
- Former: Mark Linardi (2019–2023) — Board Member
- Former: Scott Young (2019–2023) — Board Member
- Former: Joe Stevens (2021–2023) — Board Member
- Former: Ross Geredien (2021–2023) — Board Member
- Former: Kathy Calvert (2022–2023) — Board Member
- Former: Mark England (2022–2023) — Board Member
- Former: Mike Spurrier (2022–2023) — Board Member
- Former: Donna Carollo (2023) — Board Member
- Former: Karen Trouton (2023) — Board Member
- Former: Chris Eberly (2019–2022) — Board Member
- Former: Don Jewell (2019–2022) — Board Member
- Former: Joan Cwi (2019–2022) — Board Member
- Former: Kevin Heffernan (2019–2022) — Board Member
- Former: Allen Lewis (2020–2022) — Board Member
- Former: Dave Ziolkowski (2020–2022) — Board Member
- Former: Mary Maxey (2020–2022) — Board Member
- Former: Anne Mytvch (2021–2022) — Board Member
- Former: Libby Erickson (2021–2022) — Board Member
- Former: Mary Jewell (2021–2022) — Board Member
- Former: Sherry Thomlison (2021–2022) — Board Member
- Former: Raquel Ketterman (2019–2021) — Board Member
- Former: Dave Powell (2020–2021) — Board Member
- Former: Wayne Gordon (2021) — Board Member
- Former: Clayton Koonce (2019–2020) — Board Member
- Former: George Warrick (2019–2020) — Board Member
- Former: Orietta Estrada (2019–2020) — Board Member
- Former: Paul Zucker (2019–2020) — Board Member
- Former: Peter Lev (2019–2020) — Board Member
- Former: Tom Humphrey (2019–2020) — Board Member
- Former: Woody Dubois (2019–2020) — Board Member
- Former: Barbara Johnson (2019) — Past President
- Former: John Taylor (2019) — Board Member
- Former: Mary Lou Clark (2019) — Board Member
- Former: Sarah Romero (2019) — Board Member
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Maryland Ornithological Society
How much does Maryland Ornithological Society give each year?
Maryland Ornithological Society gave $30K across 2 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $10K across 1 grant.
How large is Maryland Ornithological Society?
Maryland Ornithological Society reported $3.8M in total assets on its 2025 IRS Form 990. Its revenue that year was $179K.
What is Maryland Ornithological Society?
Maryland Ornithological Society is a public charity focused on Environment & Animals, based in Baltimore, MD. It holds $3.8M in total assets as of 2025.
Where does Maryland Ornithological Society operate?
Maryland Ornithological Society has awarded grants in California, Maryland.
What is Maryland Ornithological Society's EIN?
Maryland Ornithological Society's EIN (Employer Identification Number) is 52-6046316. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2021 (received by the IRS March 15, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS March 14, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS March 14, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS December 24, 2024)
- IRS filings on file for fiscal years 2019–2025
Explore Open Grants
Browse active grant opportunities in Maryland Ornithological Society's focus areas in our free grants database
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Maryland Ornithological Society down — hundreds of funders to go?