Nonprofit · EIN 94-2764158
THE 390TH MEMORIAL MUSEUM FOUNDATION
Tax-exempt · TUCSON, AZ 85756
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $1,433,674 | $1,093,369 | $340,305 | $9,158,223 | $116,210 | $9,042,013 |
| December 31, 2024 | 990 | $1,268,885 | $1,006,346 | $262,539 | $8,527,688 | $283,139 | $8,244,549 |
| December 31, 2023 | 990 | $1,062,634 | $1,030,421 | $32,213 | $7,694,872 | $113,482 | $7,581,390 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $1,258,866
- Membership dues
- $20,627
- Program service revenue
- $0
- Investment income
- $91,636
- Net gain from sales of assets
- $8,252
- Net income from sales of inventory
- $83,172
- Other revenue
- $83,172
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $114,005
- Other salaries and wages
- $228,769
- Salaries, compensation and benefits (total)
- $382,729
- Professional fundraising fees
- $0
- Legal fees
- $1,398
- Accounting fees
- $51,123
- Occupancy
- $244,842
- Travel
- $4,927
- Depreciation
- $111,602
- Program services (functional)
- $755,208
- Management and general (functional)
- $207,570
- Fundraising (functional)
- $130,591
Balance sheet and other
- Total assets, start of year
- $8,527,688
- Total assets, end of year
- $9,158,223
- Total liabilities, end of year
- $116,210
- Net assets, end of year
- $9,042,013
- Land, buildings and equipment
- $3,718,992
- Publicly traded securities
- $4,298,719
- Net assets without donor restrictions
- $8,965,414
- Net assets with donor restrictions
- $76,599
- Gross receipts
- $1,752,446
- Employees
- 8
- Volunteers
- 69
- Year formed
- 1981
- State of legal domicile
- AZ
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 |
|---|---|---|---|
| WILLIAM BUCKINGHAM | EXECUTIVE DIRECTOR Officer | 50 | $114,005 |
| CHARLOTTE JAMES | PRESIDENT Trustee or director, Officer | 10 | $0 |
| CAROL WARNER | VICE-PRESIDENT Trustee or director, Officer | 0.6 | $0 |
| MARY TRUITT | TREASURER Trustee or director, Officer | 8 | $0 |
| FRANK DRAIN | SECRETARY Trustee or director, Officer | 5 | $0 |
| RICHARD BUSHONG | DIRECTOR (THRU 7/25) Trustee or director | 0.6 | $0 |
| KEVIN DRAIN | DIRECTOR Trustee or director | 0.6 | $0 |
| JIM MACVICAR | DIRECTOR Trustee or director | 0.6 | $0 |
| DON MCKELLAR | DIRECTOR Trustee or director | 0.6 | $0 |
| ALLAN S MOLLER | DIRECTOR Trustee or director | 0.6 | $0 |
| PHIL SAMPONARO | DIRECTOR Trustee or director | 0.6 | $0 |
| DANIEL STERLING | DIRECTOR Trustee or director | 0.6 | $0 |
| MATTHEW VILLELLA | DIRECTOR Trustee or director | 0.6 | $0 |
990 for the year ended December 31, 2024: 10 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| WILLIAM BUCKINGHAM | EXECUTIVE DIRECTOR Officer | 40 | $109,227 | $66 |
| CHARLOTTE JAMES | PRESIDENT Trustee or director, Officer | 10 | $0 | $0 |
| MARY TRUITT | TREASURER Trustee or director, Officer | 8 | $0 | $0 |
| FRANK DRAIN | SECRETARY Trustee or director, Officer | 5 | $0 | $0 |
| RICHARD BUSHONG | DIRECTOR Trustee or director | 0.6 | $0 | $0 |
| KEVIN DRAIN | DIRECTOR Trustee or director | 0.6 | $0 | $0 |
| ALLAN S MOLLER | DIRECTOR Trustee or director | 0.6 | $0 | $0 |
| DON MCKELLAR | DIRECTOR Trustee or director | 0.6 | $0 | $0 |
| PHIL SAMPONARO | DIRECTOR Trustee or director | 0.6 | $0 | $0 |
| CAROL WARNER | DIRECTOR Trustee or director | 0.6 | $0 | $0 |
990 for the year ended December 31, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WILLIAM BUCKINGHAM | EXECUTIVE DIRECTOR Officer | 40 | $107,000 |
| CHARLOTTE JAMES | PRESIDENT Trustee or director, Officer | 10 | $0 |
| BARBARA CARR | VICE PRESIDENT Trustee or director, Officer | 4 | $0 |
| MARY TRUITT | TREASURER Trustee or director, Officer | 8 | $0 |
| FRANK DRAIN | SECRETARY Trustee or director, Officer | 5 | $0 |
| RICHARD BUSHONG | DIRECTOR Trustee or director | 0.6 | $0 |
| ALLAN S MOLLER | DIRECTOR Trustee or director | 0.6 | $0 |
| DON MCKELLAR | DIRECTOR Trustee or director | 0.6 | $0 |
| PHIL SAMPONARO | DIRECTOR Trustee or director | 0.6 | $0 |
| CAROL WARNER | DIRECTOR Trustee or director | 0.6 | $0 |
Address and contacts
- Address (IRS master file)
- 6000 E VALENCIA RD, TUCSON, AZ 85756-9403
- Principal officer (990 for 2025)
- WILLIAM BUCKINGHAM, 6000 E VALENCIA ROAD, TUCSON, AZ 85756
- Signed the 990
- CHARLOTTE JAMES, PRESIDENT
- Phone
- (520) 574-0287
- Website
- WWW.390TH.ORG
- Return prepared by
- CLIFTONLARSONALLEN LLP
Mission
TO HONOR AND MEMORIALIZE THOSE VETERANS WHO PROVIDED GROUND SUPPORT AND FLEW THE B-17 IN THE 390TH BOMBARDMENT GROUP OF THE 8TH AIR FORCE DURING WWII, TO SERVE AS A WINDOW ON THE AIR WAR OVER EUROPE BY THE 390TH AND RELATED BOMB GROUPS IN THAT CONFLICT.
Program accomplishments
- THE MUSEUM CARES FOR A RICH HISTORIC COLLECTION OF PHOTOS, DOCUMENTS, AND ARTIFACTS THAT ARE USED IN DISPLAYS, EXHIBITS, AND EDUCATIONAL PROGRAMS. THE COLLECTIONS TELL THE STORY OF THE UNITED STATES 390TH BOMB GROUP THAT CARRIED OUT 301 COMBAT MISSIONS AGAINST THE THIRD REICH DURING WORLD WAR TWO. IN 2025 110,656 VISITORS -- TRAVELERS, FAMILIES, SCHOOL STUDENTS -- EXPERIENCED THE MUSEUM WITH NO ADMISSION FEE CHARGED. THE MUSEUM IS OPEN 363 DAYS PER YEAR. OUR WEBSITE PROVIDES ACCESS BY A GLOBAL AUDIENCE TO OUR COLLECTIONS AND ARCHIVES, AS WELL AS A NUMBER OF RECORDED EDUCATIONAL PROGRAMS. IN 2024, WE ADDED A SPECIAL PROGRAM FEATURING GUEST SPEAKERS WHO EXPERIENCED WORLD WAR TWO AS CHILDREN IN EUROPE. WE ALSO UNDERTOOK A MAJOR BUILDING RENOVATION, ADDING A NEW ROOF, INSULATION, AND FULL CLIMATE CONTROL THROUGHOUT.Expenses $755,208 · revenue $83,172
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
- 94-2764158
- 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
- 1981
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A50)
- Assets (IRS master file)
- $9,158,223
- Income (IRS master file)
- $1,752,446
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $1,433,674 | $1,093,369 | $9,158,223 | XML |
| 990 | December 2024 | $1,268,885 | $1,006,346 | $8,527,688 | XML |
| 990 | December 2023 | $1,062,634 | $1,030,421 | $7,694,872 | XML |
| 990 | December 2022 | $1,190,460 | $959,991 | $7,201,179 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | 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 94-2764158).
Questions about THE 390TH MEMORIAL MUSEUM FOUNDATION
- What is the EIN of THE 390TH MEMORIAL MUSEUM FOUNDATION?
- The employer identification number (EIN) of THE 390TH MEMORIAL MUSEUM FOUNDATION is 94-2764158.
- Is THE 390TH MEMORIAL MUSEUM FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1981.
- Are donations to THE 390TH MEMORIAL MUSEUM FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does THE 390TH MEMORIAL MUSEUM FOUNDATION 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 THE 390TH MEMORIAL MUSEUM 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 THE 390TH MEMORIAL MUSEUM FOUNDATION 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 THE 390TH MEMORIAL MUSEUM FOUNDATION?
- The 990 for the year ended December 31, 2025 names WILLIAM BUCKINGHAM.
- Who are the officers and directors of THE 390TH MEMORIAL MUSEUM FOUNDATION?
- The 990 for the year ended December 31, 2025 lists 13 people; 1 received compensation from the organization, the highest $114,005 (WILLIAM BUCKINGHAM, EXECUTIVE DIRECTOR).
- How much revenue does THE 390TH MEMORIAL MUSEUM FOUNDATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $1,433,674, expenses of $1,093,369 and total assets of $9,158,223 at year end.
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