Nonprofit · EIN 86-3021403
SADOWAY LABS FOUNDATION INC
Tax-exempt · WATERTOWN, MA 02472
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $2,701,585 | $3,229,292 | -$527,707 | $2,584,722 | $2,242,785 | $341,937 |
| December 31, 2024 | 990-PF | $914,950 | $3,877,885 | -$2,962,935 | $3,770,710 | $2,901,066 | $869,644 |
| December 31, 2023 | 990-PF | $3,044,818 | $1,185,260 | $1,859,558 | $3,860,945 | $28,366 | $3,832,579 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $17,280
- Interest
- $5,577
- Other income
- $2,678,728
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $281,504
- Salaries, compensation and benefits (total)
- $804,249
- Disbursements for charitable purposes
- $1,318,537
Balance sheet and other
- Total assets, start of year
- $3,770,710
- Total assets, end of year
- $2,584,722
- Total liabilities, end of year
- $2,242,785
- Net assets, end of year
- $341,937
- Fair market value of assets
- $2,584,722
- Qualifying distributions
- $1,318,537
- Net investment income
- $5,577
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-PF for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| RICHARD BRADSHAW 149 GROVE STREET, WATERTOWN, MA 02472 | COO | 30 | $178,811 | $8,550 |
| ERIN GILBERT 149 GROVE STREET, WATERTOWN, MA 02472 | DIR OF RESOURCE DEV Highest-paid employee | 40 | $140,163 | $8,550 |
| MATTHEW STEVEN HUMBERT 149 GROVE STREET, WATERTOWN, MA 02472 | STAFF SCIENTIST Highest-paid employee | 40 | $138,016 | $4,300 |
| MANISHA DAHAL 149 GROVE STREET, WATERTOWN, MA 02472 | ANALYSIS ENGINEER Highest-paid employee | 40 | $116,390 | $7,880 |
| XUEQI PANG 149 GROVE STREET, WATERTOWN, MA 02472 | POSTDOC Highest-paid employee | 40 | $110,182 | $8,550 |
| DONALD SADOWAY 149 GROVE STREET, WATERTOWN, MA 02472 | PRESIDENT | 20 | $102,693 | $0 |
| KALI SIMONDS 149 GROVE STREET, WATERTOWN, MA 02472 | STAFF ENGINEER Highest-paid employee | 40 | $92,451 | $1,000 |
| LUIS ORTIZ 149 GROVE STREET, WATERTOWN, MA 02472 | TREASURER SECRETARY | 5 | $0 | $0 |
| EMILY BODOIN - UNTIL 0630 149 GROVE STREET, WATERTOWN, MA 02472 | DIRECTOR | 5 | $0 | $0 |
| THOMAS BLUM - AS OF 06 30 149 GROVE STREET, WATERTOWN, MA 02472 | DIRECTOR | 5 | $0 | $0 |
| WILLIAM CHERNICOFF 149 GROVE STREET, WATERTOWN, MA 02472 | DIRECTOR | 5 | $0 | $0 |
990-PF for the year ended December 31, 2024: 9 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| ERIN GILBERT 149 GROVE STREET, WATERTOWN, MA 02472 | DIR OF RESOURCE DEV Highest-paid employee | 40 | $156,539 | $0 |
| RICHARD BRADSHAW 149 GROVE STREET, WATERTOWN, MA 02472 | COO | 30 | $156,220 | $8,300 |
| MATTHEW STEVEN HUMBERT 149 GROVE STREET, WATERTOWN, MA 02472 | STAFF SCIENTIST Highest-paid employee | 40 | $125,581 | $4,150 |
| DONALD SADOWAY 149 GROVE STREET, WATERTOWN, MA 02472 | PRESIDENT | 20 | $100,270 | $0 |
| BOHDANNA NAIDYCH 149 GROVE STREET, WATERTOWN, MA 02472 | POSTDOC Highest-paid employee | 40 | $100,270 | $0 |
| XUEQI PANG 149 GROVE STREET, WATERTOWN, MA 02472 | POSTDOC Highest-paid employee | 40 | $91,970 | $8,300 |
| KALI SIMONDS 149 GROVE STREET, WATERTOWN, MA 02472 | STAFF ENGINEER Highest-paid employee | 40 | $90,270 | $0 |
| LUIS ORTIZ 149 GROVE STREET, WATERTOWN, MA 02472 | TREASURER SECRETARY | 5 | $0 | $0 |
| EMILY BODOIN 149 GROVE STREET, WATERTOWN, MA 02472 | DIRECTOR | 5 | $0 | $0 |
990-PF for the year ended December 31, 2023: 6 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| RICHARD BRADSHAW 106 PINE ST, BELMONT, MA 02478 | COO | 30 | $147,524 |
| DONALD SADOWAY 2 BATTERY WHARF, UNIT 2408, BOSTON, MA 02109 | PRESIDENT | 20 | $106,588 |
| KALI SIMONDS 124 NORTH PEPPRELL ROAD, HOLLIS, NH 03049 | STAFF ENGINEER Highest-paid employee | 40 | $50,654 |
| XUEQI PANG 26 MAYFLOWER ROAD, BRAINTREE, MA 02184 | POST DOC Highest-paid employee | 40 | $50,269 |
| LUIS ORTIZ 1 CHRYSLER RD, UNIT 1111, NATICK, MA 01760 | TREASURER SECRETARY | 5 | $0 |
| EMILY BODOIN 1 CANAL ST, UNIT 1037, BOSTON, MA 02114 | DIRECTOR | 5 | $0 |
Address and contacts
- Address (IRS master file)
- 149 GROVE ST, WATERTOWN, MA 02472-2828
- In care of
- % DONALD SADOWAY
- Mailing address (990-N for 2021)
- 56 ROLAND STREET SUITE 309, CHARLESTOWN MA 02129
- Principal officer (990-N for 2021)
- DONALD SADOWAY, 10 ROGERS STREET UNIT 820, CAMBRIDGE MA 02142
- Signed the 990-PF
- RICHARD BRADSHAW, COO
- Phone
- (508) 293-1824
- Return prepared by
- EASY OFFICE DBA JITASA
What it must file and when
IRS records say it files Form 990-PF. Private foundations file every year. 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-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 86-3021403
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Private operating foundation
- Donations deductible (Pub 78)
- Private operating foundation, 50% limit
- Exempt since
- 2022
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Environment (C01)
- Assets (IRS master file)
- $2,584,722
- Income (IRS master file)
- $2,701,585
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $2,701,585 | $3,229,292 | $2,584,722 | XML |
| 990-PF | December 2024 | $914,950 | $3,877,885 | $3,770,710 | XML |
| 990-PF | December 2023 | $3,044,818 | $1,185,260 | $3,860,945 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-N for 2021 Officer: DONALD SADOWAY | December 31, 2021 | ≤ $50,000 receipts | – | – | e-Postcard |
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 86-3021403).
Questions about SADOWAY LABS FOUNDATION INC
- What is the EIN of SADOWAY LABS FOUNDATION INC?
- The employer identification number (EIN) of SADOWAY LABS FOUNDATION INC is 86-3021403.
- Is SADOWAY LABS FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
- Are donations to SADOWAY LABS FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private operating foundation, 50% limit).
- Which annual return does SADOWAY LABS FOUNDATION INC file?
- Form 990-PF. Private foundations file every year.
- When is the next return of SADOWAY LABS FOUNDATION 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 SADOWAY LABS FOUNDATION INC last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended December 2025.
- Who is the principal officer of SADOWAY LABS FOUNDATION INC?
- The 990-N for 2021 names DONALD SADOWAY.
- Who are the officers and directors of SADOWAY LABS FOUNDATION INC?
- The 990-PF for the year ended December 31, 2025 lists 11 people; 7 received compensation from the organization, the highest $178,811 (RICHARD BRADSHAW, COO).
- How much revenue does SADOWAY LABS FOUNDATION INC have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $2,701,585, expenses of $3,229,292 and total assets of $2,584,722 at year end.
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