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For the 2025-2026 Howard L. Greenhouse Large Grant Program, Potomac Health Foundation will offer project-based grants. NOTE—Grants made in this cycle should be considered one-time grant opportunities and may not have the opportunity to apply for renewal.

Funding Focus Areas

• Community Wellness Programs:
Evidence-based programs aimed at improving population health.
• Behavioral Healthcare:
Programs addressing behavioral health and substance abuse.
• Oral Healthcare:
Services for vulnerable and underserved populations.
• Primary Healthcare Clinics:
Investment in clinics within PHF service areas to assess availability and impact.
• Access to Prescription Medications:
Initiatives to increase access to medications for underserved populations.
• Food Programs:
Projects providing fresh, nutritious food to underserved areas (e.g., distribution hubs, storage, community gardens).
• Health Insurance Assistance:
Support with accessing Medicaid and other health insurance programs affected by post-COVID government cutbacks.
• **Capacity Building:
Projects that strengthen the organizational capacity of nonprofits, including strategic planning, board development, hiring consultants, IT/technology, training, and staff development.

Funding Information

• Minimum request: $25,000; Maximum request: $250,000
o **Capacity Building: Minimum request: $10,000; Maximum request: $100,000
• If you are currently receiving PHF funding, you are welcome to apply for funding for NEW projects. However, priority may be given to new organizations.
• Consider IRS regulations regarding “tipping” and the public charity support test, especially if you have other PHF grants. See more information here.

Application Process Overview

Applications must be submitted online. 

The application process consists of two steps:

Step One

Step Two

Evaluation Criteria

The Foundation favors LOIs that: show promise of significant impact in addressing identified issues, are clearly aligned with the Foundation priorities, demonstrate sound financial planning, including sustainability, are thoughtfully planned, organized and ready for implementation as well as complement efforts of other organizations and address current and emerging health issues.

Specifically, LOIs will be evaluated based on the following criteria:

• Geographic Service Area: Fit with PHF’s service area
• Alignment with Strategic Priorities
• Target Population and Needs Addressed
• Methods/Activities: Use of best practices
• Budget: Appropriateness and sustainability
• Organizational Ability: Capacity to carry out the project
• Adherence to Board-approved Grant Guidelines

Foundation Service Area

We are a placed-based organization, so PHF only accepts applications from tax-exempt organizations that serve the people of eastern Prince William County, VA, and adjacent communities in southeastern Fairfax and north Stafford counties. Eligible zip codes include:

• 22556 (Garrisonville)
• 22134, 22135 (Quantico)
• 22172 (Triangle)
• 22025, 22026 (Dumfries)
• 20112 (Manassas)
• 22193, 22192 (Dale City, Lake Ridge)
• 22191 (Woodbridge)
• 22079 (Lorton)
• 22125 (Occoquan)
• 22554 (Aquia)

Note: Organizations need not be headquartered in these areas, but their work must benefit individuals from at least one of these zip codes.

Excluded Purposes

PHF does not fund the following:

• Programs not directly related to health
• Fundraising events or sponsorships
• Direct support to individuals
• Programs exclusively serving religious or sectarian organizations
• Programs funded by other sources where PHF grants would supplant funding
• Debt retirement
• Programs without diverse funding sources
• Scientific research
• Indirect costs or percentages

Letter of Intent Guidelines

LOI Content:

1.       Agency Profile (excluded from character count):

• Organization name, address, and website.
• Organizations’ founding date, federal tax ID number, year tax-exempt status was awarded, and mission statement.
• Executive Director and Project Contact name, phone number, and email.

2.       Project Information:

• Project name with proposed start and end date.
• Foundation service area: zip code(s)
• Funding Focus Area(s)
• Briefly describe your organization’s history and recent accomplishments. (500 maximum characters)

3.       Project Narrative (All responses MUST be specific to the PHF service area – see map here):

• Purpose of the Funding Request: Describe the purpose of the funding, including a problem statement or needs assessment for the project. (750 characters maximum)
• Target Population: Describe the target population to be served and the approximate number of people to be served. (250 characters maximum)
• Lessons Learned: If applicable, explain how lessons learned have shaped the project’s objectives. (250 characters maximum)
• Project Outcomes/Objectives: Describe the project’s outcomes and objectives, including annual results. (350 characters maximum)
• Activities: Describe the activities that will be undertaken to achieve the project’s results. (350 characters maximum)
• Monitoring and Evaluation: Explain the plan for monitoring and evaluating the project. (250 characters maximum)
• Local Leadership and Community Support: Detail the local leadership and community support for the project, including any anticipated support that may not yet be secured but will be by the time of implementation. (350 characters maximum)
• Spending Plan: Explain how the requested funds will be spent. (300 characters maximum)

To submit the LOI, follow these steps:

For more information, contact:

2025-2026 Request for Applications Timetable February 4 – LOI Workshop at 12:00 p.m. RSVP link   February 6, 7, 10, 11 & 12 – PHF “office hours” for potential projects* Sign up link: https://calendly.com/imani-28/phf-loi-office-hours February 18 – Letter of Intent (LOI) due by 5:30 p.m. April 3 – Applicants notified of decision regarding formal proposal invitation April 15 – Formal Proposal Workshop at 12:00 p.m. April 30 – Formal Proposals due by 5:30 p.m. June 6– Full proposal applicants notified of funding decision June 26 – New Grant Partner Orientation at 12:00 p.m. End of June – First payment disbursed July 1 – Project grant cycle begins   *Limited to one organization per 30-minute window, on a first-come, first-served basis. You will receive a confirmation email from PHF staff with details about your time slot.