Nonprofit · EIN 23-7072059
MT DIABLO AMATEUR RADIO CLUB INC
Tax-exempt · PLEASANT HILL, CA 94523
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $99,152 | $90,856 | $8,296 | $208,791 | – | $208,791 |
| December 31, 2024 | 990-EZ | $97,459 | $89,492 | $7,967 | $200,495 | – | $200,495 |
| December 31, 2023 | 990-EZ | $94,905 | $83,332 | $11,573 | $192,528 | – | $192,528 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $18,183
- Program service revenue
- $78,145
- Investment income
- $2,824
Expenses
- Compensation of officers, directors and key employees
- $0
- Professional fees and payments to contractors
- $797
- Printing, publications and postage
- $1,614
- Other expenses
- $88,445
- Program services (functional)
- $66,899
Balance sheet and other
- Total assets, start of year
- $200,495
- Total assets, end of year
- $208,791
- Total liabilities, end of year
- –
- Net assets, end of year
- $208,791
- Cash, savings and investments
- $159,717
- Gross receipts
- $99,152
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-EZ for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BRIAN LOTTER | Secretary | 0 | $0 |
| TREVOR HALL | Director | 0 | $0 |
| LARRY LOOMER | EMERGENCY COORD | 0 | $0 |
| BARBARA WHYSONG | Treasurer | 0 | $0 |
| CAL VASQUEZ | Director | 0 | $0 |
| MIKE WARREN | Director | 0 | $0 |
| LARRY BRADLEY | President | 0 | $0 |
| MARGARET CAMPOS | Director | 0 | $0 |
| MARK CLOUD | Vice President | 0 | $0 |
990-EZ for the year ended December 31, 2024: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BRIAN LOTTER | Secretary | 0 | $0 |
| TREVOR HALL | Director | 0 | $0 |
| LARRY LOOMER | EMERGENCY COORD | 0 | $0 |
| BARBARA WHYSONG | Treasurer | 0 | $0 |
| CAL VASQUEZ | Director | 0 | $0 |
| MIKE WARREN | Director | 0 | $0 |
| LARRY BRADLEY | President | 0 | $0 |
| MARK FEHLIG | Director | 0 | $0 |
| ED MORALES | Vice President | 0 | $0 |
990-EZ for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BRIAN LOTTER | Secretary | 0 | $0 |
| TREVOR HALL | Director | 0 | $0 |
| LARRY LOOMER | EMERGENCY COORD | 0 | $0 |
| BARBARA WHYSONG | Treasurer | 0 | $0 |
| CAL VASQUEZ | Director | 0 | $0 |
| MIKE WARREN | Director | 0 | $0 |
| LARRY BRADLEY | President | 0 | $0 |
| MARK FEHLIG | Director | 0 | $0 |
| ED MORALES | Vice President | 0 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 23222, PLEASANT HILL, CA 94523-0222
- In care of
- % JOHN T RONAN III
- Signed the 990-EZ
- BARBARA WHYSONG, Treasurer
- Phone
- (925) 288-1730
- Website
- WWW.MDARC.ORG
- Return prepared by
- Pleasant Hill Tax Group Inc
California records
California keeps its own records of charities and corporations. Search them by EIN 23-7072059 or by the name MT DIABLO AMATEUR RADIO CLUB INC.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
PROVIDE A RADIO COMMUNICATION SERVICE AND RELATED EDUCATION PROGRAMS CARRIED OUT BY AMATEURS.
Program accomplishments
- CONDUCT AMATEUR RADIO STATIONS PRIMARILY FOR EDUCATIONAL PURPOSES.
- PROVIDE PROGRAMS FORUMS CONFERENCES AND MEETINGS FOR THE MEMBERS AND PUBLIC TO EXPAND UNDERSTANDING OF AMATEUR RADIO.
- PACIFICON CONFERENCE TO PROVIDE FORUM FOR AMATEUR RADIO ENTHUSIASTS TO BE EXPOSED TO VARIOUS ASPECTS OF THE AMATEUR RADIO WORLD.Expenses $66,899
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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 23-7072059
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2009
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B90)
- Assets (IRS master file)
- $208,791
- Income (IRS master file)
- $99,152
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $99,152 | $90,856 | $208,791 | IRS |
| 990-T | December 2025 | – | – | – | IRS |
| 990-EZ | December 2024 | $97,459 | $89,492 | $200,495 | IRS |
| 990-T | December 2024 | – | – | – | IRS |
| 990-EZ | December 2023 | $94,905 | $83,332 | $192,528 | XML |
| 990-T | December 2023 | – | – | – | IRS |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-T | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-T | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-T | December 2020 | – | – | – | IRS |
| 990-EZ | December 2019 | – | – | – | IRS |
| 990-EZ | 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 23-7072059).
Questions about MT DIABLO AMATEUR RADIO CLUB INC
- What is the EIN of MT DIABLO AMATEUR RADIO CLUB INC?
- The employer identification number (EIN) of MT DIABLO AMATEUR RADIO CLUB INC is 23-7072059.
- Is MT DIABLO AMATEUR RADIO CLUB INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2009.
- Are donations to MT DIABLO AMATEUR RADIO CLUB INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MT DIABLO AMATEUR RADIO CLUB INC 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 MT DIABLO AMATEUR RADIO CLUB INC 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 MT DIABLO AMATEUR RADIO CLUB INC last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who are the officers and directors of MT DIABLO AMATEUR RADIO CLUB INC?
- The 990-EZ for the year ended December 31, 2025 lists 9 people; 0 received compensation from the organization.
- How much revenue does MT DIABLO AMATEUR RADIO CLUB INC have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $99,152, expenses of $90,856 and total assets of $208,791 at year end.
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