Harry F Mariani Family Foundation | Foundation Profile
GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Harry F Mariani Family Foundation. Data shown is extracted from Form 990-PF filings.
EIN: 84-3901549
Foundation Overview
Based in Locust Valley, NY, Harry F Mariani Family Foundation has awarded 194 grants totaling $2,392,000 to organizations in New York, Virginia and 9 other states across the US. Individual grants range from $500 to $68,000, with a median award of $5,000.
Latest Form 990-PF Snapshot
Foundation Intelligence
Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies
New Applicant Friendliness
0 of 14 recipients (0%) were new grantees. Foundation maintains tight relationships with established partners. New applicants rarely succeed without insider connections.
Geographic Focus
Grants are geographically diversified with 32% in Massachusetts and funding distributed across 11 total locations. This foundation values broad geographic impact and diverse community partnerships. Within Massachusetts, funding concentrates in Boston (24%), South Hamilton (14%), Cambridge (14%).
Funding Trajectory
Stable funding levels with 3% change over 4 years indicate consistent grant-making capacity and predictable philanthropic resources. This stability suggests reliable ongoing funding opportunities.
Program Areas
Highly focused on community projects with 100% of funding dedicated to this sector. This specialization indicates deep expertise and committed investment in the field.
Where is The Money Going?
Grants & Funding
Analyzing past grantees provides valuable insights into Harry F Mariani Family Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.
| Name | Amount | Location | Purpose | Year |
|---|---|---|---|---|
| The Don Monti Memorial Research Foundation | $12,000 | Cold Spring Harbor, NY, US | General Support | 2025 |
| Northwell Health Foundation | $56,000 | Huntington, NY, US | General Support | 2025 |
| Coastal Conservation Association South Carolina | $10,000 | Columbia, SC, US | General Support | 2025 |
| The Beaufort County Open Land Trust Inc | $50,000 | Beaufort, SC, US | General Support | 2025 |
| St Joseph's Children's Hospital Tampa | $4,000 | Tampa, FL, US | General Support | 2025 |
| North Charleston Animal Society | $1,500 | North Charleston, SC, US | General Support | 2025 |
| Lowcountry Food Bank | $1,500 | Charleston, SC, US | General Support | 2025 |
| One80 Place | $1,000 | Charleston, SC, US | General Support | 2025 |
| Tisch Multiple Sclerosis Research Center New York Inc | $68,000 | New York, NY, US | General Support | 2025 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2025 |
| Pingree School | $27,000 | South Hamilton, MA, US | General Support | 2025 |
| Community Dispute Settlement Center | $3,000 | Cambridge, MA, US | General Support | 2025 |
| Tulane University | $10,000 | Dallas, TX, US | General Support | 2025 |
| Minuteman Senior Services | $3,000 | Bedford, MA, US | General Support | 2025 |
| Northwell Health Foundation | $50,000 | Huntington, NY, US | General Support | 2024 |
| The Beaufort County Open Land Trust Inc | $30,000 | Beaufort, SC, US | General Support | 2024 |
| Coastal Conservation Association South Carolina | $15,000 | Columbia, SC, US | General Support | 2024 |
| St Joseph's Children's Hospital Tampa | $2,500 | Tampa, FL, US | General Support | 2024 |
| Lowcountry Food Bank | $1,000 | Charleston, SC, US | General Support | 2024 |
| North Charleston Animal Society | $1,000 | North Charleston, SC, US | General Support | 2024 |
| One80 Place | $500 | Charleston, SC, US | General Support | 2024 |
| American Friends Of The London Philharmonic Orchestra | $5,000 | New York, NY, US | General Support | 2024 |
| Tisch Multiple Sclerosis Research Center New York Inc | $45,000 | New York, NY, US | General Support | 2024 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2024 |
| Pingree School | $10,000 | South Hamilton, MA, US | General Support | 2024 |
| Community Dispute Settlement Center | $2,500 | Cambridge, MA, US | General Support | 2024 |
| Tulane University | $10,000 | Dallas, TX, US | General Support | 2024 |
| Minuteman Senior Services | $2,500 | Bedford, MA, US | General Support | 2024 |
| Northwell Health Foundation | $50,000 | Huntington, NY, US | General Support | 2024 |
| The Beaufort County Open Land Trust Inc | $30,000 | Beaufort, SC, US | General Support | 2024 |
| Coastal Conservation Association South Carolina | $15,000 | Columbia, SC, US | General Support | 2024 |
| St Joseph's Children's Hospital Tampa | $2,500 | Tampa, FL, US | General Support | 2024 |
| Lowcountry Food Bank | $1,000 | Charleston, SC, US | General Support | 2024 |
| North Charleston Animal Society | $1,000 | North Charleston, SC, US | General Support | 2024 |
| One80 Place | $500 | Charleston, SC, US | General Support | 2024 |
| American Friends Of The London Philharmonic Orchestra | $5,000 | New York, NY, US | General Support | 2024 |
| Tisch Multiple Sclerosis Research Center New York Inc | $45,000 | New York, NY, US | General Support | 2024 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2024 |
| Pingree School | $10,000 | South Hamilton, MA, US | General Support | 2024 |
| Community Dispute Settlement Center | $2,500 | Cambridge, MA, US | General Support | 2024 |
| Tulane University | $10,000 | Dallas, TX, US | General Support | 2024 |
| Minuteman Senior Services | $2,500 | Bedford, MA, US | General Support | 2024 |
| Northwell Health Foundation | $48,000 | Huntington, NY, US | General Support | 2023 |
| The Don Monti Memorial Research Foundation | $12,000 | Cold Spring, NY, US | General Support | 2023 |
| The Beaufort County Open Land Trust Inc | $25,000 | Beaufort, SC, US | General Support | 2023 |
| Coastal Conservation Association South Carolina | $10,000 | Columbia, SC, US | General Support | 2023 |
| Beaufort Memorial Hospital Foundation | $10,000 | Beaufort, SC, US | General Support | 2023 |
| Penn Center National Historic Landmark District | $5,000 | St Helena Island, SC, US | General Support | 2023 |
| St Joseph's Children's Hospital Tampa | $5,000 | Tampa, FL, US | General Support | 2023 |
| North Charleston Animal Society | $2,500 | North Charleston, SC, US | General Support | 2023 |
| Lowcountry Food Bank | $1,250 | Charleston, SC, US | General Support | 2023 |
| Neighbors Together | $1,250 | North Charleston, SC, US | General Support | 2023 |
| Tisch Multiple Sclerosis Research Center New York Inc | $60,000 | New York, NY, US | General Support | 2023 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2023 |
| The Fenn School | $2,500 | Concord, MA, US | General Support | 2023 |
| Pingree School | $10,000 | South Hamilton, MA, US | General Support | 2023 |
| Boston Children's Hospital Trust | $1,000 | Boston, MA, US | General Support | 2023 |
| Howard University | $1,000 | Washington, DC, US | General Support | 2023 |
| St Jude's Children's Research Hospital | $1,000 | Memphis, TN, US | General Support | 2023 |
| Winchester Abc | $1,500 | Winchester, MA, US | General Support | 2023 |
| Youth Advocacy Foundation | $2,000 | Boston, MA, US | General Support | 2023 |
| Community Dispute Settlement Center | $2,500 | Cambridge, MA, US | General Support | 2023 |
| Friends Of Middlesex Fells | $500 | Melsrose, MA, US | General Support | 2023 |
| Heading Home | $1,000 | Charlestown, MA, US | General Support | 2023 |
| Tulane University | $10,000 | Dallas, TX, US | General Support | 2023 |
| Minuteman Senior Services | $2,000 | Bedford, MA, US | General Support | 2023 |
| Northwell Health Foundation | $48,000 | Huntington, NY, US | General Support | 2023 |
| The Don Monti Memorial Research Foundation | $12,000 | Cold Spring, NY, US | General Support | 2023 |
| The Beaufort County Open Land Trust Inc | $25,000 | Beaufort, SC, US | General Support | 2023 |
| Coastal Conservation Association South Carolina | $10,000 | Columbia, SC, US | General Support | 2023 |
| Beaufort Memorial Hospital Foundation | $10,000 | Beaufort, SC, US | General Support | 2023 |
| Penn Center National Historic Landmark District | $5,000 | St Helena Island, SC, US | General Support | 2023 |
| St Joseph's Children's Hospital Tampa | $5,000 | Tampa, FL, US | General Support | 2023 |
| North Charleston Animal Society | $2,500 | North Charleston, SC, US | General Support | 2023 |
| Lowcountry Food Bank | $1,250 | Charleston, SC, US | General Support | 2023 |
| Neighbors Together | $1,250 | North Charleston, SC, US | General Support | 2023 |
| Tisch Multiple Sclerosis Research Center New York Inc | $60,000 | New York, NY, US | General Support | 2023 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2023 |
| The Fenn School | $2,500 | Concord, MA, US | General Support | 2023 |
| Pingree School | $10,000 | South Hamilton, MA, US | General Support | 2023 |
| Boston Children's Hospital Trust | $1,000 | Boston, MA, US | General Support | 2023 |
| Howard University | $1,000 | Washington, DC, US | General Support | 2023 |
| St Jude's Children's Research Hospital | $1,000 | Memphis, TN, US | General Support | 2023 |
| Winchester Abc | $1,500 | Winchester, MA, US | General Support | 2023 |
| Youth Advocacy Foundation | $2,000 | Boston, MA, US | General Support | 2023 |
| Community Dispute Settlement Center | $2,500 | Cambridge, MA, US | General Support | 2023 |
| Friends Of Middlesex Fells | $500 | Melsrose, MA, US | General Support | 2023 |
| Heading Home | $1,000 | Charlestown, MA, US | General Support | 2023 |
| Tulane University | $10,000 | Dallas, TX, US | General Support | 2023 |
| Minuteman Senior Services | $2,000 | Bedford, MA, US | General Support | 2023 |
| The Don Monti Memorial Research Foundation | $10,000 | Cold Spring Harbor, NY, US | General Support | 2022 |
| Northwell Health Foundation | $60,000 | Huntington, NY, US | General Support | 2022 |
| Cornell Hotel Society | $10,000 | Vienna, VA, US | General Support | 2022 |
| Mercy Home For Boys And Girls | $20,000 | Chicago, IL, US | General Support | 2022 |
| St Joseph's Children's Hospital Tampa | $10,000 | Tampa, FL, US | General Support | 2022 |
| One80 Place | $4,000 | Charleston, SC, US | General Support | 2022 |
| North Charleston Animal Society | $3,000 | North Charleston, SC, US | General Support | 2022 |
| Keep North Charleston Beautiful | $3,000 | North Charleston, SC, US | General Support | 2022 |
| The Beaufort County Open Land Trust Inc | $40,000 | Beaufort, SC, US | General Support | 2022 |
| Tisch Multiple Sclerosis Research Center New York Inc | $67,000 | New York, NY, US | General Support | 2022 |
| Tomorrow's Hope Foundation | $10,000 | Uniondale, NY, US | General Support | 2022 |
| American Friends Of The London Philharmonic Orchestra | $2,500 | New York, NY, US | General Support | 2022 |
| The Church Of Saint Paul The Apostle | $500 | New York, NY, US | General Support | 2022 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2022 |
| The Fenn School | $2,500 | Concord, MA, US | General Support | 2022 |
| Pingree School | $20,000 | South Hamilton, MA, US | General Support | 2022 |
| Boston Children's Hospital Trust | $5,000 | Boston, MA, US | General Support | 2022 |
| Howard University | $5,000 | Washington, DC, US | General Support | 2022 |
| St Jude's Children's Research Hospital | $5,000 | Memphis, TN, US | General Support | 2022 |
| Winchester Abc | $3,000 | Winchester, MA, US | General Support | 2022 |
| Youth Advocacy Foundation | $3,000 | Boston, MA, US | General Support | 2022 |
| Community Dispute Settlement Center | $3,500 | Cambridge, MA, US | General Support | 2022 |
| Friends Of Middlesex Fells | $2,500 | Melsrose, MA, US | General Support | 2022 |
| Heading Home | $2,500 | Boston, MA, US | General Support | 2022 |
| Minuteman Senior Services | $3,000 | Bedford, MA, US | General Support | 2022 |
| The Don Monti Memorial Research Foundation | $10,000 | Cold Spring Harbor, NY, US | General Support | 2022 |
| Northwell Health Foundation | $60,000 | Huntington, NY, US | General Support | 2022 |
| Cornell Hotel Society | $10,000 | Vienna, VA, US | General Support | 2022 |
| Mercy Home For Boys And Girls | $20,000 | Chicago, IL, US | General Support | 2022 |
| St Joseph's Children's Hospital Tampa | $10,000 | Tampa, FL, US | General Support | 2022 |
| One80 Place | $4,000 | Charleston, SC, US | General Support | 2022 |
| North Charleston Animal Society | $3,000 | North Charleston, SC, US | General Support | 2022 |
| Keep North Charleston Beautiful | $3,000 | North Charleston, SC, US | General Support | 2022 |
| The Beaufort County Open Land Trust Inc | $40,000 | Beaufort, SC, US | General Support | 2022 |
| Tisch Multiple Sclerosis Research Center New York Inc | $67,000 | New York, NY, US | General Support | 2022 |
| Tomorrow's Hope Foundation | $10,000 | Uniondale, NY, US | General Support | 2022 |
| American Friends Of The London Philharmonic Orchestra | $2,500 | New York, NY, US | General Support | 2022 |
| The Church Of Saint Paul The Apostle | $500 | New York, NY, US | General Support | 2022 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2022 |
| The Fenn School | $2,500 | Concord, MA, US | General Support | 2022 |
| Pingree School | $20,000 | South Hamilton, MA, US | General Support | 2022 |
| Boston Children's Hospital Trust | $5,000 | Boston, MA, US | General Support | 2022 |
| Howard University | $5,000 | Washington, DC, US | General Support | 2022 |
| St Jude's Children's Research Hospital | $5,000 | Memphis, TN, US | General Support | 2022 |
| Winchester Abc | $3,000 | Winchester, MA, US | General Support | 2022 |
| Youth Advocacy Foundation | $3,000 | Boston, MA, US | General Support | 2022 |
| Community Dispute Settlement Center | $3,500 | Cambridge, MA, US | General Support | 2022 |
| Friends Of Middlesex Fells | $2,500 | Melsrose, MA, US | General Support | 2022 |
| Heading Home | $2,500 | Boston, MA, US | General Support | 2022 |
| Minuteman Senior Services | $3,000 | Bedford, MA, US | General Support | 2022 |
| The Don Monti Memorial Research Foundation | $10,000 | Cold Spring Harbor, NY, US | General Support | 2022 |
| Northwell Health Foundation | $60,000 | Huntington, NY, US | General Support | 2022 |
| Cornell Hotel Society | $10,000 | Vienna, VA, US | General Support | 2022 |
| Mercy Home For Boys And Girls | $20,000 | Chicago, IL, US | General Support | 2022 |
| St Joseph's Children's Hospital Tampa | $10,000 | Tampa, FL, US | General Support | 2022 |
| One80 Place | $4,000 | Charleston, SC, US | General Support | 2022 |
| North Charleston Animal Society | $3,000 | North Charleston, SC, US | General Support | 2022 |
| Keep North Charleston Beautiful | $3,000 | North Charleston, SC, US | General Support | 2022 |
| The Beaufort County Open Land Trust Inc | $40,000 | Beaufort, SC, US | General Support | 2022 |
| Tisch Multiple Sclerosis Research Center New York Inc | $67,000 | New York, NY, US | General Support | 2022 |
| Tomorrow's Hope Foundation | $10,000 | Uniondale, NY, US | General Support | 2022 |
| American Friends Of The London Philharmonic Orchestra | $2,500 | New York, NY, US | General Support | 2022 |
| The Church Of Saint Paul The Apostle | $500 | New York, NY, US | General Support | 2022 |
| University Of Notre Dame | $25,000 | Notre Dame, IN, US | General Support | 2022 |
| The Fenn School | $2,500 | Concord, MA, US | General Support | 2022 |
| Pingree School | $20,000 | South Hamilton, MA, US | General Support | 2022 |
| Boston Children's Hospital Trust | $5,000 | Boston, MA, US | General Support | 2022 |
| Howard University | $5,000 | Washington, DC, US | General Support | 2022 |
| St Jude's Children's Research Hospital | $5,000 | Memphis, TN, US | General Support | 2022 |
| Winchester Abc | $3,000 | Winchester, MA, US | General Support | 2022 |
| Youth Advocacy Foundation | $3,000 | Boston, MA, US | General Support | 2022 |
| Community Dispute Settlement Center | $3,500 | Cambridge, MA, US | General Support | 2022 |
| Friends Of Middlesex Fells | $2,500 | Melsrose, MA, US | General Support | 2022 |
| Heading Home | $2,500 | Boston, MA, US | General Support | 2022 |
| Minuteman Senior Services | $3,000 | Bedford, MA, US | General Support | 2022 |
| Pink Aid | $3,000 | Westport, CT, US | General Support | 2021 |
| Don Monti Memorial Research Foundation | $10,000 | Cold Spring Harbor, NY, US | General Support | 2021 |
| Northwell Health Foundation | $53,000 | Huntington, NY, US | General Support | 2021 |
| Cornell Hotel Society | $4,000 | Vienna, VA, US | General Support | 2021 |
| Mercy Home For Boys And Girls | $20,000 | Chicago, IL, US | General Support | 2021 |
| The First Tee Of Greater Charleston | $10,000 | Mt Pleasant, SC, US | General Support | 2021 |
| Sea Island Habitat For Humanity | $10,000 | Johns Island, SC, US | General Support | 2021 |
| Lowcountry Food Bank | $10,000 | Charleston, SC, US | General Support | 2021 |
| St Joseph's Children's Hospital Tampa | $10,000 | Tampa, FL, US | General Support | 2021 |
| One80 Place | $4,000 | Charleston, SC, US | General Support | 2021 |
| North Charleston Animal Society | $3,000 | North Charleston, SC, US | General Support | 2021 |
| Keep North Charleston Beautiful | $3,000 | North Charleston, SC, US | General Support | 2021 |
| Tisch Multiple Sclerosis Research Center New York Inc | $50,000 | New York, NY, US | General Support | 2021 |
| Williams College | $5,000 | Williamstown, MA, US | General Support | 2021 |
| Third Option Foundation | $2,000 | Reston, VA, US | General Support | 2021 |
| Hospital For Special Surgery | $5,000 | New York, NY, US | General Support | 2021 |
| Tomorrow's Hope Foundation | $5,000 | Uniondale, NY, US | General Support | 2021 |
| St Francis Food Pantries And Shelters | $3,000 | New York, NY, US | General Support | 2021 |
| University Of Notre Dame | $25,000 | Notre Dam, IN, US | General Support | 2021 |
| The Fenn School | $2,500 | Concord, MA, US | General Support | 2021 |
| Pingree School | $10,000 | South Hamilton, MA, US | General Support | 2021 |
| Boston Children's Hospital Trust | $5,000 | Boston, MA, US | General Support | 2021 |
| Howard University | $5,000 | Washington, DC, US | General Support | 2021 |
| St Jude's Children's Research Hospital | $5,000 | Memphis, TN, US | General Support | 2021 |
| Winchester Abc | $4,000 | Winchester, MA, US | General Support | 2021 |
| Youth Advocacy Foundation | $4,000 | Boston, MA, US | General Support | 2021 |
| Community Dispute Settlement Center | $4,000 | Cambridge, MA, US | General Support | 2021 |
| Friends Of Middlesex Fells | $2,500 | Melrose, MA, US | General Support | 2021 |
| Heading Home | $3,000 | Charleston, MA, US | General Support | 2021 |
Foundations Similar to Harry F Mariani Family Foundation
Discover 5 foundations with comparable assets ($6,736,298-$6,771,904), similar grant patterns, and geographic focus in NY that may also align with your organization's funding needs and grant seeking strategy.
| Foundation Name | Total Assets | Typical Grant Size | Service Area | Similarity Match |
|---|---|---|---|---|
|
Hearn Family Foundation
EIN: 92-1404675 | 10 grants awarded |
$6,769,216
(≈ Similar) |
$7,500
median grant |
New York, NY
Same state |
|
|
Pfizer Patient Assistance Foundation Inc
EIN: 26-1437283 | 475 grants awarded |
$6,771,644
(≈ Similar) |
$6,850
median grant |
New York, NY
Same state |
|
|
Andrew And Molly Snyder Family Foundation
EIN: 87-3972808 | 116 grants awarded |
$6,771,904
(≈ Similar) |
$10,000
median grant |
New York, NY
Same state |
|
|
Joseph & Irene Skalny Char Tr (Live) 38370010
EIN: 26-3876922 | 127 grants awarded |
$6,739,316
(≈ Similar) |
$5,000
median grant |
New York, NY
Same state |
|
|
The Strong-cuevas Foundation Inc
EIN: 13-3818287 | 185 grants awarded |
$6,736,298
(≈ Similar) |
$5,000
median grant |
Lynbrook, NY
Same state |
|
Related Foundation Resources in NY:
Contact Information
Official contact details for Harry F Mariani Family Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.
| EIN | 84-3901549 |
| Website | N/A |
| Address | PO BOX 446 Locust Valley, NY 11560-0446 |
Key People (4)
Board members, trustees, and key staff who oversee Harry F Mariani Family Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.
| Director/sec./treas. | James W Mariani |
|---|---|
| Director | Virginia A Mariani |
| Director | Kathryn Mariani Altemus |
| Director | John C Mariani |
Forms 990-PF
IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.
Form 990-PF Research Tips
- Review Part XV for detailed grant recipient information and funding purposes
- Check Part I for total assets, annual giving amounts, and payout requirements
- Examine Part VIII for key personnel compensation and board structure
- Look for trends across multiple years to understand giving patterns
About This Foundation Profile
This comprehensive foundation profile for Harry F Mariani Family Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.
Data Sources & Accuracy
All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.
Research Applications
Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.