Nonprofit · EIN 52-0885287
ESPERANTIC STUDIES FOUNDATION
Tax-exempt · WASHINGTON, DC 20005
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $390,301 | $328,753 | $61,548 | $4,636,570 | $0 | $4,636,570 |
| December 31, 2024 | 990-PF | $233,464 | $266,545 | -$33,081 | $4,080,929 | $0 | $4,080,929 |
| December 31, 2023 | 990-PF | $260,032 | $267,672 | -$7,640 | $3,871,068 | $0 | $3,871,068 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $90,069
- Dividends
- $130,570
- Net gain from sales of assets
- $105,255
- Other income
- $64,407
Expenses
- Grants and similar amounts paid
- $136,746
- Compensation of officers, directors and key employees
- $41,500
- Disbursements for charitable purposes
- $321,153
- Excise tax on investment income
- $3,215
Balance sheet and other
- Total assets, start of year
- $4,080,929
- Total assets, end of year
- $4,636,570
- Total liabilities, end of year
- $0
- Net assets, end of year
- $4,636,570
- Fair market value of assets
- $4,636,570
- Qualifying distributions
- $321,153
- Net investment income
- $235,825
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990-PF for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Charles Mays 638 Greenwood Cir, Cary, NC 27511 | Executive Director | 20 | $41,500 |
| Grant Goodall 3642 Copley Ave, San Diego, CA 92116 | President | 2 | $0 |
| Andy Blair 16 Kingfisher Crescent, Halifax, Nova Scotia B3M 3B2, CA | Vice President | 1 | $0 |
| Derek Roff 22 Dutch Rd, Santa Fe, NM 87508 | Secretary | 2 | $0 |
| Myrtis Smith 1992 Jesse Lane, Cincinnati, OH 45224 | Treasurer | 1 | $0 |
| Hans Becklin 538 Campus Road, Wyomissing, PA 19610 | Director at Large | 1 | $0 |
| Paige Feldmann 9529 Bells Valley Dr, Raleigh, NC 27617 | Director at Large | 1 | $0 |
| Marcia Rego 1302 W Club Blvd, Durham, NC 27705 | Director at Large | 1 | $0 |
| Francis Hult 1000 Hilltop Cir, Baltimore, MD 21250 | Director at Large | 1 | $0 |
| Brandon Sowers 1032 E BRANDON BLVD 1887, Brandon, FL 33511 | Director at Large | 1 | $0 |
| Jeremy Genovese 2142 Cedarview Drive, Beachwood, OH 44122 | Director at Large | 1 | $0 |
| Ruth Kevess-Cohen 3209 Broad Branch Terrace NW, Washington, DC 20008 | Director at Large | 1 | $0 |
990-PF for the year ended December 31, 2024: 11 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Charles Mays 638 Greenwood Cir, Cary, NC 27511 | Executive Director | 20 | $39,501 |
| Grant Goodall 3642 Copley Ave, San Diego, CA 92116 | President | 2 | $0 |
| Andy Blair 16 Kingfisher Crescent, Halifax, Nova Scotia B3M 3B2, CA | Vice President | 1 | $0 |
| Derek Roff 22 Dutch Rd, Santa Fe, NM 87508 | Secretary | 2 | $0 |
| Hans Becklin 1005 Clearview Ave, Ephrata, PA 17522 | Treasurer | 1 | $0 |
| Paige Feldmann 9529 Bells Valley Dr, Raleigh, NC 27617 | Director at Large | 1 | $0 |
| Marcia Rego 1302 W Club Blvd, Durham, NC 27705 | Director at Large | 1 | $0 |
| Francis Hult 1000 Hilltop Cir, Baltimore, MD 21250 | Director at Large | 1 | $0 |
| Geoffrey Greatrex 903-33 Chapel St, Ottawa, Ontario K1N 8Y8, CA | Director at Large | 1 | $0 |
| Brandon Sowers 1032 E BRANDON BLVD 1887, Brandon, FL 33511 | Director at Large | 1 | $0 |
| Myrtis Smith 1992 Jesse Lane, Cincinnati, OH 45224 | Director at Large | 1 | $0 |
990-PF for the year ended December 31, 2023: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Charles Mays 638 Greenwood Cir, Cary, NC 27511 | Executive Director | 20 | $37,620 |
| Humphrey Tonkin 279 Ridgewood Rd, West Hartford, CT 06107 | President | 10 | $0 |
| Grant Goodall 3642 Copley Ave, San Diego, CA 92116 | Vice President | 2 | $0 |
| Derek Roff 22 Dutch Rd, Santa Fe, NM 87508 | Secretary | 2 | $0 |
| Paige Feldmann 9529 Bells Valley Dr, Raleigh, NC 27617 | Director at Large | 1 | $0 |
| Anna Bennett 3831 S Via de la Garzota, Green Valley, AZ 85622 | Treasurer | 3 | $0 |
| Marcia Rego 1302 W Club Blvd, Durham, NC 27705 | Director at Large | 1 | $0 |
| Hans Becklin 1005 Clearview Ave, Ephrata, PA 17522 | Treasurer | 1 | $0 |
| Francis Hult 1000 Hilltop Cir, Baltimore, MD 21250 | Director at Large | 1 | $0 |
| Mark Fettes 415 - 8950 University High Street, Burnaby, British Columbia V5A 4Y8, CA | Vice President | 1 | $0 |
| Wallace G du Temple 765 Braemar Ave, North Saanich, British Columbia V8L 5G5, CA | Director/Investments Officer | 1 | $0 |
| Geoffrey Greatrex 903-33 Chapel St, Ottawa, Ontario K1N 8Y8, CA | Director at Large | 1 | $0 |
| Sebastian Schulman 5550 av Isabella app 1, Cote StLuc, Quebec H3X 1R8, CA | Director at Large | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 1110 H STREET NW SUITE 840, WASHINGTON, DC 20005-0000
- Signed the 990-PF
- Charles Mays, Executive Director
- Phone
- (919) 744-8003
- Website
- https://www.esperantic.org
- Return prepared by
- TANDEM LLP
What it must file and when
IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 52-0885287
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Private non-operating foundation
- Donations deductible (Pub 78)
- Private foundation, 30% limit
- Exempt since
- 1969
- Accounting year ends
- December
- Files
- Form 990-PF
- Assets (IRS master file)
- $4,636,570
- Income (IRS master file)
- $390,301
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $390,301 | $328,753 | $4,636,570 | XML |
| 990-PF | December 2024 | $233,464 | $266,545 | $4,080,929 | XML |
| 990-PF | December 2023 | $260,032 | $267,672 | $3,871,068 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | December 2020 | – | – | – | IRS |
| 990-PF | December 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 52-0885287).
Questions about ESPERANTIC STUDIES FOUNDATION
- What is the EIN of ESPERANTIC STUDIES FOUNDATION?
- The employer identification number (EIN) of ESPERANTIC STUDIES FOUNDATION is 52-0885287.
- Is ESPERANTIC STUDIES FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1969.
- Are donations to ESPERANTIC STUDIES FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does ESPERANTIC STUDIES FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of ESPERANTIC STUDIES FOUNDATION due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did ESPERANTIC STUDIES FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended December 2025.
- Who are the officers and directors of ESPERANTIC STUDIES FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 12 people; 1 received compensation from the organization, the highest $41,500 (Charles Mays, Executive Director).
- How much revenue does ESPERANTIC STUDIES FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $390,301, expenses of $328,753 and total assets of $4,636,570 at year end.
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