Nonprofit · EIN 46-1064620
ENGINE ADVOCACY
Tax-exempt · WASHINGTON, DC 20003
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $1,192,200 | $1,171,875 | $20,325 | $1,014,999 | -$4,450 | $1,019,449 |
| December 31, 2024 | 990 | $812,360 | $974,984 | -$162,624 | $999,124 | $0 | $999,124 |
| December 31, 2023 | 990 | $1,376,233 | $1,226,594 | $149,639 | $1,161,748 | $0 | $1,161,748 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $1,192,200
- Program service revenue
- $0
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $383,702
- Compensation of officers, directors and key employees
- $132,000
- Other salaries and wages
- $274,262
- Salaries, compensation and benefits (total)
- $474,947
- Professional fundraising fees
- $0
- Legal fees
- $78,027
- Accounting fees
- $17,300
- Occupancy
- $38,307
- Travel
- $27,958
- Program services (functional)
- $943,822
- Management and general (functional)
- $199,050
- Fundraising (functional)
- $29,003
Balance sheet and other
- Total assets, start of year
- $999,124
- Total assets, end of year
- $1,014,999
- Total liabilities, end of year
- -$4,450
- Net assets, end of year
- $1,019,449
- Gross receipts
- $1,192,200
- Employees
- 9
- Year formed
- 2012
- State of legal domicile
- DC
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 | From related orgs |
|---|---|---|---|---|
| KATE TUMMARELLO | Executive Director Key employee | 24 | $132,000 | $88,000 |
| NATHAN LINDFORS | Policy Director Highest-paid employee | 39 | $132,087 | $5,503 |
| JULIE SAMUELS | DirectorPresident Trustee or director, Officer | 1 | $0 | $0 |
| DEREK PARHAM | Director Trustee or director | 1 | $0 | $0 |
| MICHAEL PETRICONE | DirectorSecretary Trustee or director, Officer | 1 | $0 | $0 |
| HANNAH POTEAT | DirectorTreasurer Trustee or director, Officer | 1 | $0 | $0 |
| JOSH MENDELSOHN | Director Trustee or director | 1 | $0 | $0 |
990 for the year ended December 31, 2024: 8 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| KATE TUMMARELLO | Executive Director Key employee | 16 | $88,000 | $132,000 | $15,615 |
| NATHAN LINDFORS | Policy Director Highest-paid employee | 39 | $125,817 | $3,891 | $16,926 |
| JENNIFER WEINHART | Senior Policy Advisor Highest-paid employee | 36 | $110,660 | $12,295 | $8,557 |
| JULIE SAMUELS | DirectorPresident Trustee or director, Officer | 1 | $0 | $0 | $0 |
| DEREK PARHAM | DirectorTreasurer Trustee or director, Officer | 1 | $0 | $0 | $0 |
| MICHAEL PETRICONE | DirectorSecretary Trustee or director, Officer | 1 | $0 | $0 | $0 |
| HANNAH POTEAT | DirectorTreasurer Trustee or director, Officer | 1 | $0 | $0 | $0 |
| JOSH MENDELSOHN | Director Trustee or director | 1 | $0 | $0 | $0 |
990 for the year ended December 31, 2023: 8 people
| Name | Title | Hours / week | Compensation | From related orgs |
|---|---|---|---|---|
| KATE TUMMARELLO | Executive Director Key employee | 10 | $63,700 | $181,300 |
| JENNIFER WEINHART | Senior Policy Advisor Highest-paid employee | 36 | $112,840 | $11,160 |
| NATHAN LINDFORS | Policy Director Highest-paid employee | 39 | $113,207 | $3,501 |
| JULIE SAMUELS | DirectorPresident Trustee or director, Officer | 0.5 | $0 | $0 |
| DEREK PARHAM | DirectorTreasurer Trustee or director, Officer | 0.5 | $0 | $0 |
| MICHAEL PETRICONE | Director Trustee or director | 0.5 | $0 | $0 |
| HANNAH POTEAT | Director Trustee or director | 0.5 | $0 | $0 |
| JOSH MENDELSOHN | Director Trustee or director | 0.5 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 700 PENNSYLVANIA AVE SE THE YARD ST, WASHINGTON, DC 20003-0000
- In care of
- % KATHERINE TUMMARELLO
- Principal officer (990 for 2025)
- Katherine Tummarello, 700 Pennsylvania Ave SE Ste The Yar, Washington, DC 20003
- Signed the 990
- KATHERINE TUMMARELLO, Executive Director
- Phone
- (202) 417-7031
- Website
- engine.is
- 990-N for 2012 filed under this EIN
- Most likely by a chapter, club or affiliate (it says receipts are normally $50,000 or less). Officer: Josh Mendelsohn, 414 Brannan St, San francisco CA 94107. Mailing address: 414 Brannan St, San francisco CA 94107.
- Return prepared by
- Howard Sckolnik CPA
Mission
Engine supports the growth of technology entrepreneurship through advocacy on local and national issues.
Program accomplishments
- Engine Advocacy worked with a network of thousands of startups across the country to advocate on key policy issues impacting startups ability to launch and grow, including rules impacting who can invest in early stage startups, balanced intellectual property and intermediary liability frameworks, and consistent obligations around user privacy and artificial intelligence. Specific projects include advocating for the renewal of federal research and innovation grant programs, providing feedback on federal limitations around early investors, and organizing meetings between startups and their representatives in Congress to advocate for a national governing framework for artificial intelligence.Expenses $943,822 · grants $383,702
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
- 46-1064620
- Tax-exempt status
- 501(c)(4): Social welfare organization
- Donations deductible
- No
- Exempt since
- 2013
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Community improvement and capacity building (S43)
- Assets (IRS master file)
- $1,014,999
- Income (IRS master file)
- $1,192,200
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $1,192,200 | $1,171,875 | $1,014,999 | XML |
| 990 | December 2024 | $812,360 | $974,984 | $999,124 | XML |
| 990 | December 2023 | $1,376,233 | $1,226,594 | $1,161,748 | XML |
| 990 | December 2022 | $1,120,780 | $1,084,750 | $1,013,659 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
| 990-N for 2012 Officer: Josh Mendelsohn Filed under this EIN, most likely by a chapter or affiliate | December 31, 2012 | ≤ $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 46-1064620).
Questions about ENGINE ADVOCACY
- What is the EIN of ENGINE ADVOCACY?
- The employer identification number (EIN) of ENGINE ADVOCACY is 46-1064620.
- Is ENGINE ADVOCACY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(4) since 2013.
- Are donations to ENGINE ADVOCACY tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does ENGINE ADVOCACY 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 ENGINE ADVOCACY 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 ENGINE ADVOCACY 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 ENGINE ADVOCACY?
- The 990 for the year ended December 31, 2025 names Katherine Tummarello.
- Who are the officers and directors of ENGINE ADVOCACY?
- The 990 for the year ended December 31, 2025 lists 7 people; 2 received compensation from the organization, the highest $132,000 (KATE TUMMARELLO, Executive Director).
- How much revenue does ENGINE ADVOCACY have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $1,192,200, expenses of $1,171,875 and total assets of $1,014,999 at year end.
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