Passes our checks

Glenn L Martin Maryland Aviation Museum Inc

EIN 52-1683696 · Middle River, MD

Public records show a registered, tax-exempt organization in good standing.

What it says it does

OPERATION OF A PUBLIC AVIATION MUSEUM

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Good: 80 out of 100. Higher than 61% of charities in its peer group (arts and culture, under $250k).

Reserves
35 of 35
Spendable reserves would cover 71.5 months of spending.
Debt
20 of 20
It owes 0% of what it owns.
Living within its means
0 of 15
Spending exceeded income by 21% of income.
Income trend
10 of 15
Income fell 7% on the year before.
Spending floor
15 of 15
83% of spending went to programs and raising each dollar of donations cost 12 cents.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Good: 76 out of 100. Higher than 70% of charities in its peer group (arts and culture, under $250k).

Independent board
25 of 25
10 of 10 voting board members are independent.
Conflict of interest policy
0 of 15
Reports no written conflict of interest policy.
Whistleblower policy
8 of 8
Has a written whistleblower policy.
Record keeping policy
7 of 7
Has a written policy on keeping and destroying records.
Board minutes
5 of 5
Keeps minutes of board meetings.
Board sees the tax return
10 of 10
Gave the board a copy of this return before filing it.
Pay set independently
0 of 5
Reports no independent review process for its chief executive's pay.
No reported misuse
10 of 10
Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (1)

$137,863 spent. MAINTAINING THE STORAGE AND MUSEUM AREAS, PROVIDING EDUCATIONAL PROGRAMS AND TOURS ALLOWS THE PUBLIC TO LEARN MORE ABOUT THE RICH MARYLAND HISTORY OF AVIATION. RESTORATIONS ARE NECESSARY TO PRESERVE MANY OF THE HISTORICAL ARTIFACTS. THE MUSEUM HAS BEEN ABLE TO STORE AND DISPLAY TO THE PUBLIC RELEVANT ARTIFACTS RELATED TO FLIGHT SINCE THE INCEPTION OF THE GLENN L. MARTIN COMPANY. THE MUSEUM HAS RECEIVED GENEROUS SUPPORT THROUGH FACILITY SPACE FURNISHED AT NO CHARGE FOR MUSEUM DISPLAYS AND STORAGE OF ARTIFACTS. DURING THE YEAR ENDED DECEMBER 31, 2023, THE ORGANIZATION RECEIVED $435,235 AND $555,064 OF IN-KIND FACILITY AND VOLUNTEER LABOR, RESPECTIVELY, NOT REPORTED ON THE 990.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Is it registered with the IRS? Passed.
Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Has the IRS revoked its tax-exempt status? Passed.
Not on the IRS automatic revocation list.
Source: Automatic revocation of exemption list, Internal Revenue Service, file dated October 13, 2026.
Are donations tax-deductible? Passed.
On the IRS list of organizations eligible to receive tax-deductible contributions.
Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.
Is it keeping up with its IRS filings? Passed.
Most recent return on file covers the year ending December 2024.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
How long has it been tax-exempt? Passed.
Recognized by the IRS since October 1990.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Is it in good standing with state regulators? Passed.
Not on California's list of charities barred from soliciting. Other states are not yet checked.
Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 21, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.