Nonprofit · EIN 02-0225135
MOUNT WASHINGTON OBSERVATORY
Tax-exempt · NORTH CONWAY, NH 03860
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| March 31, 2025 | 990 | $2,721,606 | $2,391,436 | $330,170 | $12,438,606 | $2,378,085 | $10,060,521 |
| March 31, 2024 | 990 | $2,603,845 | $2,290,645 | $313,200 | $10,366,791 | $810,109 | $9,556,682 |
Financial details: 990 for the year ended March 31, 2025
Revenue
- Contributions, gifts and grants
- $2,140,450
- of which government grants
- $563,355
- Membership dues
- $467,412
- Program service revenue
- $181,622
- Investment income
- $256,283
- Net rental income
- $123,862
- Net gain from sales of assets
- $50,964
- Net income from fundraising events
- -$137,423
- Net income from sales of inventory
- $149,436
- Other revenue
- $143,251
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $216,263
- Other salaries and wages
- $1,138,494
- Salaries, compensation and benefits (total)
- $1,658,575
- Professional fundraising fees
- $0
- Legal fees
- $9,607
- Accounting fees
- $25,825
- Occupancy
- $178,732
- Travel
- $35,800
- Depreciation
- $110,661
- Program services (functional)
- $1,693,645
- Management and general (functional)
- $204,248
- Fundraising (functional)
- $493,543
Balance sheet and other
- Total assets, start of year
- $10,366,791
- Total assets, end of year
- $12,438,606
- Total liabilities, end of year
- $2,378,085
- Net assets, end of year
- $10,060,521
- Land, buildings and equipment
- $1,380,871
- Publicly traded securities
- $1,010,037
- Net assets without donor restrictions
- $8,471,168
- Net assets with donor restrictions
- $1,589,353
- Gross unrelated business income
- $85,129
- Gross receipts
- $3,664,739
- Employees
- 39
- Volunteers
- 50
- Year formed
- 1936
- State of legal domicile
- NH
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 March 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| DREW BUSH | EXECUTIVE DIRECTOR Officer | 40 | $116,778 | $18,777 |
| BRENDA SULLIVAN | DIRECTOR OF FIN/ADMIN Officer | 40 | $76,066 | $9,030 |
| ERICA BROMAN | PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| BRUCE SOPER | IMMEDIATE PAST PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| LOURDES AVILES | VICE PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| JEANNIE OLIVER | SECRETARY Trustee or director, Officer | 2 | $0 | $0 |
| BETH NEWHOUSE | TREASURER Trustee or director, Officer | 2 | $0 | $0 |
| ED BERGERON | TRUSTEE (THRU JUNE 2024) Trustee or director | 2 | $0 | $0 |
| TERESA BOWERS | TRUSTEE Trustee or director | 2 | $0 | $0 |
| MICHELLE CRUZ | TRUSTEE Trustee or director | 2 | $0 | $0 |
| PAUL T FITZGERALD | TRUSTEE (THRU JUNE 2024) Trustee or director | 2 | $0 | $0 |
| LESLEY-ANN DUPIGNY-GIROUX | TRUSTEE Trustee or director | 2 | $0 | $0 |
| TY GAGNE | TRUSTEE Trustee or director | 2 | $0 | $0 |
| JOHN GORMAN | TRUSTEE Trustee or director | 2 | $0 | $0 |
| ROB KIRSCH | TRUSTEE Trustee or director | 2 | $0 | $0 |
7 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DREW LANDRY | TRUSTEE Trustee or director | 2 | $0 |
| GARY MACDONALD | TRUSTEE Trustee or director | 2 | $0 |
| MIKE MATTY | TRUSTEE Trustee or director | 2 | $0 |
| PETER MIDDLETON | TRUSTEE Trustee or director | 2 | $0 |
| HAYLEY LAPOINT POLITIS | TRUSTEE Trustee or director | 2 | $0 |
| KEN RANCOURT | TRUSTEE Trustee or director | 2 | $0 |
| KAREN UMBERGER | TRUSTEE Trustee or director | 2 | $0 |
990 for the year ended March 31, 2024: 25 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| DREW BUSH | EXECUTIVE DIRECTOR Officer | 40 | $111,748 | $8,825 |
| BRENDA SULLIVAN | DIRECTOR OF FIN/ADMIN Officer | 40 | $78,849 | $4,646 |
| ERICA BROMAN | CHAIR Trustee or director, Officer | 2 | $0 | $0 |
| BRUCE SOPER | IMMEDIATE PAST CHAIR Trustee or director, Officer | 2 | $0 | $0 |
| TY GAGNE | VICE CHAIR Trustee or director, Officer | 2 | $0 | $0 |
| BETH NEWHOUSE | TREASURER Trustee or director, Officer | 2 | $0 | $0 |
| JEANNIE OLIVER | SECRETARY Trustee or director, Officer | 2 | $0 | $0 |
| LOURDES AVILES | TRUSTEE Trustee or director | 2 | $0 | $0 |
| ED BERGERON | TRUSTEE Trustee or director | 2 | $0 | $0 |
| TERESA BOWERS | TRUSTEE Trustee or director | 2 | $0 | $0 |
| MICHELLE CRUZ | TRUSTEE Trustee or director | 2 | $0 | $0 |
| PAUL T FITZGERALD | TRUSTEE Trustee or director | 2 | $0 | $0 |
| LESLEY-ANN DUPIGNY-GIROUX | TRUSTEE Trustee or director | 2 | $0 | $0 |
| JOHN GORMAN | TRUSTEE Trustee or director | 2 | $0 | $0 |
| JONATHAN HAYNES | TRUSTEE Trustee or director | 2 | $0 | $0 |
| ROB KIRSCH | TRUSTEE Trustee or director | 2 | $0 | $0 |
| DREW LANDRY | TRUSTEE Trustee or director | 2 | $0 | $0 |
| GARY MACDONALD | TRUSTEE Trustee or director | 2 | $0 | $0 |
| MIKE MATTY | TRUSTEE Trustee or director | 2 | $0 | $0 |
| PETER MIDDLETON | TRUSTEE Trustee or director | 2 | $0 | $0 |
| HAYLEY LAPOINT POLITIS | TRUSTEE Trustee or director | 2 | $0 | $0 |
| KEN RANCOURT | TRUSTEE Trustee or director | 2 | $0 | $0 |
| MARSHA RICH | TRUSTEE Trustee or director | 2 | $0 | $0 |
| MARY STAMPONE | TRUSTEE Trustee or director | 2 | $0 | $0 |
| KAREN UMBERGER | TRUSTEE Trustee or director | 2 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 2310, NORTH CONWAY, NH 03860-2310
- Principal officer (990 for 2024)
- BETH NEWHOUSE, 2779 WHITE MOUNTAIN HWY, NORTH CONWAY, NH 03860
- Signed the 990
- BETH NEWHOUSE, TREASURER
- Phone
- (603) 356-2137
- Website
- WWW.MOUNTWASHINGTON.ORG
- Return prepared by
- WIPFLI ADVISORY LLC
Mission
TO ADVANCE UNDERSTANDING OF THE NATURAL SYSTEMS THAT CREATE EARTH'S WEATHER AND CLIMATE. IT SERVES THIS MISSION BY MAINTAINING A WEATHER STATION ON THE SUMMIT OF MOUNT WASHINGTON, PERFORMING WEATHER AND CLIMATE RESEARCH, CONDUCTING INNOVATIVE SCIENCE EDUCATION PROGRAMS, AND INTERPRETING THE HERITAGE OF THE MOUNT WASHINGTON REGION.
Program accomplishments
- OBSERVATORY AND RESEARCH:OBSERVATIONS TRACKED AND SUBMITTED TO NWS- OVER THE COURSE OF A YEAR, WE DID 8,760 HOURLY OBSERVATIONS- WE PERFORM TWO DAILY QC CHECKS, A WEEKLY QC, AND A MONTHLY QC- NCON3 COOPERATIVE WEATHER STATION CONTINUED AS A JOINT MWOBS STAFF/VOLUNTEER EFFORT OBSERVING AND REPORTING THE CLIMATE OF NORTH CONWAY.- CONTINUE TO SEND DATA TO NWS HOURLY AND NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION (NCEI) MONTHLYExpenses $1,274,750 · revenue $26,922
- SCHOOL PROGRAMS- 1,800 K-12 STUDENTS JOINED ACROSS 46 VIRTUAL PROGRAMS DELIVERED BY WEATHER OBSERVER/EDUCATION SPECIALISTS.- MORE THEN 3,480 STUDENTS PARTICIPATED IN 174 IN PERSON SCHOOL-DAY PROGRAMS DELIVERED BY MWOBS EDUCATORS, PLUS 53 AFTERSCHOOL PROGRAMS FOR 500+ YOUTH.- 12 K-12 TEACHERS PARTICIPATED IN THE ARCTIC WEDNESDAYS PROFESSIONAL DEVELOPMENT PROGRAM- MORE THEN 830 STUDENTS VISITED OUR SUMMIT WEATHER STATION THROUGH OUR SECOND FULL YEAR OF FIELD TRIPS.ADULT AND GENERAL PROGRAMS- 9 PROGRAMS FEATURING SPEAKERS FROM SPEAKERS FROM THE UNIVERSITY OF NEW HAMPSHIRE, NASA SCIENTISTS, OBSERVATORY RESEARCH STAFF AND MORE WITH 2,600 ZOOM ATTENDEES, 2,900 YOUTUBE VIEWS - 41 CLIMBERS AND GUIDES PARTICIPAPTED IN GUIDE-LED OVERNIGHT CLIMBING TRIPS- 56 GUESTS PARTICIPATED IN THE OVERNIGHT EDUTRIP PROGRAM IN THE WINTER OF 2024-2025WEATHER FORECASTS:- PRODUCED 704 48-HOUR FORECASTS FOR THE HIGHER SUMMIT- APPROXIMATELY 18 SPECIALIZED FORECASTS FOR EVENTSLEARNING ECOSYSTEMS NORTHEAST-MWOBS EDUCATION STAFF CONTINUED INTO A SECOND YEAR PARTICIPATING IN A NASA-FUNDED STEM LEARNING ECOSYSTEMS PROJECT LED BY GULF OF MAINE RESEARCH INSTITUTE. MWOBS COORDINATES A CONNECTED LEARNING ECOSYSTEM IN NORTHERN NEW HAMPSHIRE, WHEREBY EDUCATORS REGULARLY MEET, LEARN TOGETHER, SHARE RESOURCES, AND DEVELOPED COLLABORATIVE LEARNING EXPERIENCES FOR YOUTH RELATED TO STEM, CLIMATE, AND DATA LITERACY.Expenses $418,895 · revenue $304,136
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 March, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | March 31, 2026 | August 17, 2026 | Not on file |
| 2024 | March 31, 2025 | August 15, 2025 | 990 on file |
| 2023 | March 31, 2024 | August 15, 2024 | 990 on file |
IRS record
- EIN
- 02-0225135
- 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
- 1951
- Accounting year ends
- March
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U31Z)
- Assets (IRS master file)
- $12,438,606
- Income (IRS master file)
- $3,664,739
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | March 2025 | $2,721,606 | $2,391,436 | $12,438,606 | IRS |
| 990-T | March 2025 | – | – | – | IRS |
| 990 | March 2024 | $2,603,845 | $2,290,645 | $10,366,791 | XML |
| 990-T | March 2024 | – | – | – | IRS |
| 990 | March 2023 | $6,202,733 | $1,892,450 | $9,906,612 | IRS |
| 990-T | March 2023 | – | – | – | IRS |
| 990 | March 2022 | $2,100,919 | $1,597,672 | $5,678,223 | IRS |
| 990-T | March 2022 | – | – | – | IRS |
| 990 | April 2021 | – | – | – | IRS |
| 990-T | April 2021 | – | – | – | IRS |
| 990 | April 2020 | – | – | – | IRS |
| 990 | April 2019 | – | – | – | IRS |
| 990 | April 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 02-0225135).
Questions about MOUNT WASHINGTON OBSERVATORY
- What is the EIN of MOUNT WASHINGTON OBSERVATORY?
- The employer identification number (EIN) of MOUNT WASHINGTON OBSERVATORY is 02-0225135.
- Is MOUNT WASHINGTON OBSERVATORY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1951.
- Are donations to MOUNT WASHINGTON OBSERVATORY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MOUNT WASHINGTON OBSERVATORY 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 MOUNT WASHINGTON OBSERVATORY due?
- The return for tax year 2025 (the year ending March 31, 2026) is due August 17, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did MOUNT WASHINGTON OBSERVATORY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended March 2025.
- Who is the principal officer of MOUNT WASHINGTON OBSERVATORY?
- The 990 for the year ended March 31, 2025 names BETH NEWHOUSE.
- Who are the officers and directors of MOUNT WASHINGTON OBSERVATORY?
- The 990 for the year ended March 31, 2025 lists 22 people; 2 received compensation from the organization, the highest $116,778 (DREW BUSH, EXECUTIVE DIRECTOR).
- How much revenue does MOUNT WASHINGTON OBSERVATORY have?
- On its 990 for the year ended March 31, 2025 it reported revenue of $2,721,606, expenses of $2,391,436 and total assets of $12,438,606 at year end.
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