Nonprofit · EIN 65-1037158
FLORIDA KEYS HISTORY AND DIVING MUSEUM INC
Tax-exempt · ISLAMORADA, FL 33036
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| September 30, 2025 | 990 | $946,529 | $466,920 | $479,609 | $5,431,410 | $9,771 | $5,421,639 |
| September 30, 2024 | 990 | $788,719 | $470,578 | $318,141 | $4,941,977 | $10,757 | $4,931,220 |
| September 30, 2023 | 990 | $745,342 | $447,438 | $297,904 | $4,621,384 | $8,505 | $4,612,879 |
Financial details: 990 for the year ended September 30, 2025
Revenue
- Contributions, gifts and grants
- $288,168
- of which government grants
- $83,598
- Membership dues
- $24,689
- Program service revenue
- $247,820
- Investment income
- $357,102
- Net gain from sales of assets
- $228,755
- Net income from sales of inventory
- $53,378
- Other revenue
- $53,439
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $93,950
- Other salaries and wages
- $156,492
- Salaries, compensation and benefits (total)
- $270,553
- Professional fundraising fees
- $0
- Depreciation
- $14,946
- Program services (functional)
- $410,018
- Management and general (functional)
- $56,902
Balance sheet and other
- Total assets, start of year
- $4,941,977
- Total assets, end of year
- $5,431,410
- Total liabilities, end of year
- $9,771
- Net assets, end of year
- $5,421,639
- Land, buildings and equipment
- $329,571
- Publicly traded securities
- $4,317,115
- Net assets without donor restrictions
- $1,088,181
- Net assets with donor restrictions
- $4,333,458
- Gross receipts
- $1,325,627
- Employees
- 8
- Volunteers
- 68
- Year formed
- 2000
- State of legal domicile
- FL
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 September 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| LISA MONGELIA | EXECUTIVE DIRECTOR Officer | 40 | $90,713 |
| DR SALLY E BAUER | PRESIDENT Trustee or director, Officer | 21 | $0 |
| ROBERT W MURRAY | SECRETARY Trustee or director, Officer | 2.4 | $0 |
| MARY EILEEN VITALE | TREASURER Trustee or director, Officer | 5 | $0 |
| CHRISTOPHER DUTTON | CHAIRMAN Trustee or director, Officer | 3.5 | $0 |
| MARK ALEXANDER | DIRECTOR Trustee or director | 2 | $0 |
| ERIK DENSON | DIRECTOR Trustee or director | 1.1 | $0 |
| BARBARA DRAVES | DIRECTOR Trustee or director | 1 | $0 |
| JON HAZELBAKER | DIRECTOR Trustee or director | 6 | $0 |
| KRISTIN MISSO | DIRECTOR Trustee or director | 1 | $0 |
| PATTI GROSS | DIRECTOR THRU 12/31/2024 Trustee or director | 3 | $0 |
990 for the year ended September 30, 2024: 11 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| LISA MONGELIA | EXECUTIVE DIRECTOR Officer | 40 | $89,046 |
| DR SALLY E BAUER | PRESIDENT Trustee or director, Officer | 21 | $0 |
| ROBERT W MURRAY | SECRETARY Trustee or director, Officer | 2.4 | $0 |
| MARY EILEEN VITALE | TREASURER Trustee or director, Officer | 5 | $0 |
| CHRISTOPHER DUTTON | CHAIR Trustee or director, Officer | 4 | $0 |
| MARK ALEXANDER | DIRECTOR Trustee or director | 1.8 | $0 |
| ERIK DENSON | DIRECTOR Trustee or director | 1 | $0 |
| BARBARA DRAVES | DIRECTOR Trustee or director | 1 | $0 |
| PATTI GROSS | DIRECTOR Trustee or director | 2.5 | $0 |
| JON HAZELBAKER | DIRECTOR Trustee or director | 5.76 | $0 |
| KRISTIN MISSO | DIRECTOR Trustee or director | 1 | $0 |
990 for the year ended September 30, 2023: 11 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| LISA MONGELIA | EXECUTIVE DIRECTOR Officer | 40 | $81,830 |
| KRISTIN MISSO | DIRECTOR Trustee or director | 1 | $0 |
| SALLY BAUER | PRESIDENT Trustee or director, Officer | 21 | $0 |
| BARB DRAVES | DIRECTOR Trustee or director | 1 | $0 |
| ROBERT W MURRAY | SECRETARY Trustee or director, Officer | 2.4 | $0 |
| CHRISTOPHER DUTTON | CHAIR Trustee or director, Officer | 4 | $0 |
| JON HAZELBAKER | DIRECTOR Trustee or director | 5.76 | $0 |
| PATTI GROSS | DIRECTOR Trustee or director | 2.5 | $0 |
| MARY EILEEN VITALE | TREASURER Trustee or director, Officer | 5 | $0 |
| ERIK DENSON | DIRECTOR Trustee or director | 1 | $0 |
| MARK ALEXANDER | DIRECTOR Trustee or director | 1.8 | $0 |
Address and contacts
- Address (IRS master file)
- 82990 OVERSEAS HWY, ISLAMORADA, FL 33036-3600
- In care of
- % DR SALLY E BAUER
- Principal officer (990 for 2024)
- DR SALLY E BAUER, 82990 OVERSEAS HIGHWAY, ISLAMORADA, FL 33036
- Signed the 990
- MARY EILEEN VITALE, TREASURER
- Phone
- (305) 664-9737
- Website
- WWW.DIVINGMUSEUM.ORG
- Return prepared by
- CITRIN COOPERMAN ADVISORS LLC
Mission
THE FLORIDA KEYS HISTORY OF DIVING MUSEUM IS DEDICATED TO COLLECTING, PRESERVING, DISPLAYING AND INTERPRETING ARTIFACTS, ANTIQUES, BOOKS, DOCUMENTS, PHOTOGRAPHS AND ORAL HISTORY RELATIVE TO THE HISTORY OF DIVING. WE TELL THE INTERNATIONAL STORY OF THE ATTEMPTS TO EXPLORE, UNDERSTAND AND VENTURE UNDER THE SEA. WE ALSO CELEBRATE THE SPECIAL ROLE THAT SOUTH FLORIDA AND THE FLORIDA KEYS PLAYED IN THIS UNTOLD STORY.
Program accomplishments
- MUSEUM EXHIBITS - WELCOMED 20,676 VISITORS FROM 77 COUNTRIES AND ALL 50 STATES TO EXPERIENCE MUSEUM EXHIBITS SHOWCASING MORE THAN 5,000 YEARS OF DIVING HISTORY, INCLUDING INTERACTIVE AND HANDS-ON EXHIBITS, AUDIO/VISUAL PRESENTATIONS, A SALT WATER AQUARIUM, THE WORLD'S LARGEST DISPLAY OF DIVING EQUIPMENT, AND SHIPWRECK TREASURE WITH A SPECIAL TRIBUTE TO THE UNIQUE CONTRIBUTIONS SOUTH FLORIDA MADE TO DIVING HISTORY. THE DIVING HISTORY RESEARCH LIBRARY, OPENED IN FEBRUARY 2012, IS USED AS A COMPLIMENTARY MEETING ROOM VENUE FOR NONPROFIT ORGANIZATIONS WITH SIMILAR MISSIONS.Expenses $246,989 · revenue $301,259
- EDUCATION - PROVIDED MONTHLY LECTURES, GUIDED TOURS, AND HOSTED SPECIAL EVENTS BY AUTHORITIES ON SUBJECTS RELATED TO MAN'S ATTEMPTS TO EXPLORE, UNDERSTAND AND VENTURE UNDER THE SEA. OVER 1,500 PEOPLE ATTENDED THESE FREE PRESENTATIONS, IN-PERSON OR VIRTUALLY. PROVIDED EDUCATIONAL PROGRAMS FOR SEVERAL COMMUNITY AND DIVING-RELATED GROUPS AND FOR SCHOOL CHILDREN. SERVED AS AN INTERNATIONAL RESOURCE FOR INFORMATION ON DIVING HISTORY AND VINTAGE EQUIPMENT.Expenses $138,630
- MUSEUM SERVICES - GAVE FREE ADMISSION TO ACTIVE MILITARY AND INJURED VETERANS' GROUPS YEAR ROUND. IN ADDITION THE MUSEUM PARTICIPATED IN THE BLUE STAR PROGRAM FROM ARMED FORCES DAY TO LABOR DAY TO PROVIDE FREE ADMISSION TO ACTIVE MILITARY AND THEIR FAMILIES BENEFITING CLOSE TO 653 INDIVIDUALS. OVER 1,020 VETERANS AND 3,145 SENIORS BENEFITED BY RECEIVING A REDUCED ADMISSION PRICE.Expenses $24,399
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 September, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | September 30, 2026 | February 16, 2027 | Not due yet |
| 2024 | September 30, 2025 | February 17, 2026 | 990 on file |
| 2023 | September 30, 2024 | February 18, 2025 | 990 on file |
IRS record
- EIN
- 65-1037158
- 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
- 2000
- Accounting year ends
- September
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A80)
- Assets (IRS master file)
- $5,431,410
- Income (IRS master file)
- $1,325,627
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | September 2025 | $946,529 | $466,920 | $5,431,410 | XML |
| 990 | September 2024 | $788,719 | $470,578 | $4,941,977 | XML |
| 990 | September 2023 | $745,342 | $447,438 | $4,621,384 | XML |
| 990 | September 2022 | $811,697 | $404,040 | $4,315,497 | IRS |
| 990 | September 2021 | – | – | – | IRS |
| 990 | September 2020 | – | – | – | IRS |
| 990 | September 2019 | – | – | – | IRS |
| 990 | September 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 65-1037158).
Questions about FLORIDA KEYS HISTORY AND DIVING MUSEUM INC
- What is the EIN of FLORIDA KEYS HISTORY AND DIVING MUSEUM INC?
- The employer identification number (EIN) of FLORIDA KEYS HISTORY AND DIVING MUSEUM INC is 65-1037158.
- Is FLORIDA KEYS HISTORY AND DIVING MUSEUM INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2000.
- Are donations to FLORIDA KEYS HISTORY AND DIVING MUSEUM INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does FLORIDA KEYS HISTORY AND DIVING MUSEUM 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 FLORIDA KEYS HISTORY AND DIVING MUSEUM INC due?
- The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did FLORIDA KEYS HISTORY AND DIVING MUSEUM INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended September 2025.
- Who is the principal officer of FLORIDA KEYS HISTORY AND DIVING MUSEUM INC?
- The 990 for the year ended September 30, 2025 names DR SALLY E BAUER.
- Who are the officers and directors of FLORIDA KEYS HISTORY AND DIVING MUSEUM INC?
- The 990 for the year ended September 30, 2025 lists 11 people; 1 received compensation from the organization, the highest $90,713 (LISA MONGELIA, EXECUTIVE DIRECTOR).
- How much revenue does FLORIDA KEYS HISTORY AND DIVING MUSEUM INC have?
- On its 990 for the year ended September 30, 2025 it reported revenue of $946,529, expenses of $466,920 and total assets of $5,431,410 at year end.
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