Nonprofit · EIN 84-1223669
ROCKY MOUNTAIN PHILATELIC LIBRARY
Tax-exempt · DENVER, CO 80224
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $577,885 | $181,859 | $396,026 | $2,350,503 | $833 | $2,349,670 |
| December 31, 2024 | 990 | $1,367,665 | $631,114 | $736,551 | $1,785,468 | $542 | $1,784,926 |
| December 31, 2023 | 990 | $318,662 | $119,908 | $198,754 | $974,221 | $1,829 | $972,392 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $423,328
- Membership dues
- $11,000
- Program service revenue
- $128,429
- Investment income
- $26,128
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $10,000
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Occupancy
- $12,862
- Depreciation
- $14,874
- Program services (functional)
- $164,268
- Management and general (functional)
- $14,659
- Fundraising (functional)
- $2,932
Balance sheet and other
- Total assets, start of year
- $1,785,468
- Total assets, end of year
- $2,350,503
- Total liabilities, end of year
- $833
- Net assets, end of year
- $2,349,670
- Land, buildings and equipment
- $255,434
- Publicly traded securities
- $1,995,915
- Net assets without donor restrictions
- $2,318,568
- Net assets with donor restrictions
- $31,102
- Gross receipts
- $577,885
- Employees
- 0
- Volunteers
- 53
- Year formed
- 1991
- State of legal domicile
- CO
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 for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| TONNY VAN LOIJ | PRESIDENT Trustee or director, Officer | 20 | $0 |
| ERIC CARLSON | DIRECTOR Trustee or director | 10 | $0 |
| RODNEY HAENNI | DIRECTOR Trustee or director | 1 | $0 |
| REGINA DOMENICI | RECORDING SECRETARY Trustee or director, Officer | 2 | $0 |
| WILLIAM DOUGLASS | TREASURER Trustee or director, Officer | 8 | $0 |
| RICHARD PALESTRO | DIRECTOR Trustee or director | 6 | $0 |
| PAUL DOMENICI | CORRESPONDING SECRETARY Trustee or director, Officer | 30 | $0 |
| STEPHEN SCHWEIGHOFER | OPERATIONS MANAGER Trustee or director | 15 | $0 |
| GARY WITHROW | DIRECTOR Trustee or director | 2 | $0 |
| JAMES KILBANE | VICE PRESIDENT Trustee or director, Officer | 4 | $0 |
990 for the year ended December 31, 2024: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| TONNY VAN LOIJ | PRESIDENT Trustee or director, Officer | 20 | $0 |
| ERIC CARLSON | DIRECTOR Trustee or director | 10 | $0 |
| RODNEY HAENNI | DIRECTOR Trustee or director | 1 | $0 |
| REGINA DOMENICI | RECORDING SECRETARY Trustee or director, Officer | 2 | $0 |
| WILLIAM DOUGLASS | TREASURER Trustee or director, Officer | 8 | $0 |
| RICHARD PALESTRO | DIRECTOR Trustee or director | 6 | $0 |
| PAUL DOMENICI | CORRESPONDING SECRETARY Trustee or director, Officer | 30 | $0 |
| STEPHEN SCHWEIGHOFER | OPERATIONS MANAGER Trustee or director | 15 | $0 |
| GARY WITHROW | DIRECTOR Trustee or director | 2 | $0 |
| JAMES KILBANE | VICE PRESIDENT Trustee or director, Officer | 4 | $0 |
990 for the year ended December 31, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| TONNY VAN LOIJ | PRESIDENT Trustee or director, Officer | 20 | $0 |
| ERIC CARLSON | DIRECTOR Trustee or director | 10 | $0 |
| RODNEY HAENNI | DIRECTOR Trustee or director | 1 | $0 |
| REGINA DOMENICI | RECORDING SECRETARY Trustee or director, Officer | 2 | $0 |
| WILLIAM DOUGLASS | TREASURER Trustee or director, Officer | 8 | $0 |
| RICHARD PALESTRO | DIRECTOR Trustee or director | 6 | $0 |
| PAUL DOMENICI | CORRESPONDING SECRETARY Trustee or director, Officer | 30 | $0 |
| STEPHEN SCHWEIGHOFER | OPERATIONS MANAGER Trustee or director | 15 | $0 |
| GARY WITHROW | DIRECTOR Trustee or director | 2 | $0 |
| JAMES KILBANE | VICE PRESIDENT Trustee or director, Officer | 4 | $0 |
Address and contacts
- Address (IRS master file)
- 2038 S PONTIAC WAY, DENVER, CO 80224-2412
- In care of
- % TONNY VAN LOIJ
- Principal officer (990 for 2025)
- MICHAEL SCHWAMBERGER, 2038 S PONTIAC WAY, DENVER, CO 80224
- Signed the 990
- MICHAEL SCHWAMBERGER, TREASURER
- Phone
- (303) 759-9921
- Website
- RMPLDENVER.ORG
- Return prepared by
- JONES MERTSCHING CPAS PC
Mission
THE ROCKY MOUNTAIN PHILATELIC LIBRARY IS AN EDUCATIONAL AND LITERACY ORGANIZATION THAT HAS BEEN ESTABLISHED TO (1) PROMOTE AND FACILITATE THE PURSUIT OF STAMP COLLECTING AS A HOBBY AT ALL LEVELS (2) PROVIDE A LOCATION FOR A CENTRAL DEPOSITORY OF PHILATELIC LITERATURE AND RELATED ITEMS TO BE AVAILABLE FOR RESEARCH BY ALL INTERSTED PEOPLE (3) TO SERVE AS AN INFORMATION CENTER FOR PHILATELY AND POSTAL HISTORY IN THE ROCKY MOUNTAIN REGION (4) TO PROVIDE, OR ARRANGE FOR, BASIC INSTRUCTION IN THE HOBBY OF PHILATELY AND/OR INSTRUCTION IN THE MORE SPECIALIZED AREAS OF STAMP COLLECTING USING LOCAL EXPERTISE (5) TO SERVE AS A DEPOSITORY FOR PHILATELIC SLIDE OR VIDEO PROGRAMS FOR USE BY LOCAL STAMP CLUBS ALSO TO PROVIDE A CARD REFERENCE FILE OF GOOD PROGRAMS AVAILABLE TO CLUBS BY LOCAL PHILATELISTS (6) TO SERVE AS A RESOURCE FOR EDUCATIONAL INSTITUTIONS INTERESTED IN THE HOBBY OF STAMP COLLECTING (7) TO SERVE AS A PLACE WHERE THOSE INTERESTED IN STAMPS OR POSTAL HISTORY CAN MEET TO DISCUSS COMMON
Program accomplishments
- PUBLICATION OF NEWSLETTER (SCRIBBLINGS) ON A SEMI-MONTHLY BASIS, PROVIDES A CENTRAL DEPOSITORY OF PHILATELIC LITERATURE FOR RESEARCH BY STUDENTS AND COLLECTORS (APPROXIMATELY 2,400 VISITORS ANNUALLY), MONTHLY SEMINARS ON ALL PHASES OF PHILATELY FOR PUBLIC SCHOOL CLASSES AND SCOUT UNITSExpenses $164,268 · grants $10,000 · revenue $128,429
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. 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 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 84-1223669
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1994
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B70)
- Assets (IRS master file)
- $2,350,503
- Income (IRS master file)
- $577,885
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $577,885 | $181,859 | $2,350,503 | XML |
| 990 | December 2024 | $1,367,665 | $631,114 | $1,785,468 | XML |
| 990 | December 2023 | $318,662 | $119,908 | $974,221 | XML |
| 990 | December 2022 | $321,164 | $240,783 | $733,836 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | 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 84-1223669).
Questions about ROCKY MOUNTAIN PHILATELIC LIBRARY
- What is the EIN of ROCKY MOUNTAIN PHILATELIC LIBRARY?
- The employer identification number (EIN) of ROCKY MOUNTAIN PHILATELIC LIBRARY is 84-1223669.
- Is ROCKY MOUNTAIN PHILATELIC LIBRARY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1994.
- Are donations to ROCKY MOUNTAIN PHILATELIC LIBRARY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does ROCKY MOUNTAIN PHILATELIC LIBRARY file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of ROCKY MOUNTAIN PHILATELIC LIBRARY 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 ROCKY MOUNTAIN PHILATELIC LIBRARY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of ROCKY MOUNTAIN PHILATELIC LIBRARY?
- The 990 for the year ended December 31, 2025 names MICHAEL SCHWAMBERGER.
- Who are the officers and directors of ROCKY MOUNTAIN PHILATELIC LIBRARY?
- The 990 for the year ended December 31, 2025 lists 10 people; 0 received compensation from the organization.
- How much revenue does ROCKY MOUNTAIN PHILATELIC LIBRARY have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $577,885, expenses of $181,859 and total assets of $2,350,503 at year end.
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