Sincere Foundation Inc
Sincere Foundation Inc is a private foundation based in Framingham, Massachusetts. It supports U.S. 501(c)(3) organizations providing services in Massachusetts and working on community basic needs, including food security, housing stability, and safe spaces.
Sincere Foundation Inc at a glance
In short: Sincere Foundation Inc gave $375K across 33 grants in 2025 (avg $11K), mostly in Massachusetts. 82% of 2025 grantees were new. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $375,000
- +25.0% vs 2024
- Grants made (2025)
- 33
- +37.5% vs 2024
- Average grant
- $11,364
- -9.1% vs 2024
- Median grant
- $10,000
- Total assets
- $2,846
- -92.9% vs 2024
- New grantees (estimate)
- 82% first-time grantees (27 of 33, 2025)
- Primary geography
- Massachusetts (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Sincere Foundation Inc
- How to Apply
-
The foundation’s website invites organizations to discuss their needs with staff before submitting a full proposal and welcomes written inquiries and concept papers. The 2025 guidelines request a cover letter from the executive director or board president and a proposal describing the organization, its services, the funding purpose, community needs, expected impact, and impact measurement. Project proposals should also address goals, timing, sustainability, and expenses. The 2025 filing says applications are submitted through a grant portal with a cover letter, proposal, summary sheet, and supplemental information. Eligibility requirements include U.S. 501(c)(3) status, Massachusetts services, an operating budget of $25 million or less, and alignment with the foundation’s priorities.
- Review Cycle
- Published schedules differ. The website lists proposals submitted by September 14, 2026, for review by December 18, 2026, and by March 1, 2027, for review by June 14, 2027. The 2025 filing lists spring and fall cycle deadlines of February 28 and September 12; those 2026 dates have passed.
- Deadline
- Published schedules differ.
- Next open deadline
- March 1, 2027 (Sincere Foundation Grant)
- Contact
Application contact: Rebecca Reiner
Mailing address: 50 Speen Street Suite 202, Framingham, MA 01701
Phone: (617) 312-8601
Email: foundation@sincere.com
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Open Grants
1 open opportunity from Sincere Foundation Inc
Who Sincere Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Familyaid Boston Inc ($25K). Together the top 10 received $183K.
Grant Size Distribution
77 grants across all recorded years
The most common grant size was under $50K: 77 grants of 77 (100%).
Geographic Focus
Where this funder awards grants
The foundation is based in Framingham, Massachusetts. Its website requires applicants to provide services within Massachusetts, and all grant dollars reported for filing year 2025 went to Massachusetts recipients.
Grant Distribution by State
Share of 2025 grant dollars across all 33 itemized grants.
States
Cities
Is Sincere Foundation Inc open to new grantees?
82%
first-time grantees, 2025
In 2025, 27 of 33 grantees (82%) were first-time recipients. First grants averaged $11K; repeat grants $15K. How we count
Medians: $10K first-time, $15K repeat.
- 18% of 2025 grantees were also funded in 2024. Method
- In 2025 it paid out well above its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2023–2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2023 to 2025, annual grant giving ranged from $260K (2023) to $375K (2025). In 2025 it made 33 grants totaling $375K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Familyaid Boston Inc Boston, MA | Program funding to support boston public schools family homelessness prevention program | $25,000 |
| The Care Center Holyoke, MA | General Operating Funds | $25,000 |
| Boston Area Gleaners Inc Acton, MA | General Operating Funds | $20,000 |
| Dignity Matters Westborough, MA | General Operating Funds | $20,000 |
| Lower Cape Outreach Council Orleans, MA | General Operating Funds | $20,000 |
| Boys and Girls Clubs of Dorchester Inc Dorchester, MA | Funding to Support Healthy Meals Program | $15,000 |
| Interfaith Social Services Inc Quincy, MA | Program funding to support the food pantry and the homesafe program | $15,000 |
| Abby Kelley Foster House Inc Worcester, MA | General Operating Funds | $15,000 |
| Metrowest Mediation Services Natick, MA | General Operating Funds | $15,000 |
| Jewish Family Service of Metrowest Framingham, MA | Program funding for operation of the metrowest mobile food pantry | $12,500 |
Ready to take the next step with Sincere Foundation Inc?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Distributable Amount |
|---|---|---|---|---|---|---|---|
| 2025 | $2,846 | $350,000 | $387,058 | $375,000 | 33 | $387,058 | $1,129 |
| 2024 | $39,904 | $300,000 | $300,067 | $300,000 | 24 | $300,067 | $2,481 |
| 2023 | $39,971 | $100,000 | $260,015 | $260,000 | 20 | $260,015 | $8,290 |
| 2022 | $199,986 | $200,001 | $15 | — | — | $15 | $969 |
Under IRS private-foundation payout rules, Sincere Foundation Inc reported a distributable amount of $1K for 2025 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
The foundation says it supports organizations addressing basic community needs—particularly food security, housing stability, and safe spaces—and envisions everyone having the opportunity to celebrate, recognize milestones, and honor memories. Its guidelines state that it considers grants of up to $25,000 for unrestricted operating support.
Its 2025 grantees illustrate the range of services supported. FamilyAid Boston says it helps parents and caregivers facing homelessness secure and sustain housing; Boston Area Gleaners says it increases access to fresh produce while supporting regional farms and reducing food waste; and Abby Kelley Foster House says it provides shelter, affordable housing, advocacy, and support services to homeless, battered, and low-income women, with or without children.
Grantmaking
In filing year 2025, the foundation reported 33 grants totaling $375,000. Awards ranged from $5,000 to $25,000, with a median of $10,000. All reported grant dollars went to recipients in Massachusetts.
Among the largest awards were $25,000 to FamilyAid Boston for Boston Public Schools’ family homelessness prevention program and $25,000 to The Care Center for general operating funds. Boston Area Gleaners, Dignity Matters, and Lower Cape Outreach Council each received $20,000. Boys and Girls Clubs of Dorchester, Interfaith Social Services, Abby Kelley Foster House, and MetroWest Mediation Services each received $15,000.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Rebecca Ann Reiner as president and treasurer, Stephanie Beth Fader as secretary, and Matthew Jay Douglas as director.
Sincere Foundation Inc is led by Rebecca Ann Reiner, President & Treasurer on every filing since 2022; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Rebecca Ann Reiner
President & Treasurer
On filings since 2022
1 hr/week
No compensation reported
Matthew Jay Douglas
Director
On filings since 2022
1 hr/week
No compensation reported
Stephanie Beth Fader
Secretary
On filings since 2022
1 hr/week
No compensation reported
Data from IRS Form 990 filings, 2022–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Sincere Foundation Inc
How much does Sincere Foundation Inc give each year?
Sincere Foundation Inc gave $375K across 33 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $300K across 24 grants.
What is Sincere Foundation Inc's typical grant size?
Sincere Foundation Inc's median grant in 2025 was $10,000, and its average grant was $11,364, across 33 grants on its 2025 IRS Form 990-PF. Organizations receiving their first grant from Sincere Foundation Inc that year got $11K on average.
Where does Sincere Foundation Inc give grants?
Sincere Foundation Inc gives mostly in Massachusetts: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Boston, MA (7 grants), Acton, MA (2 grants), Natick, MA (2 grants) and Framingham, MA (2 grants).
Does Sincere Foundation Inc give general operating support?
Yes: 70% of Sincere Foundation Inc's 2025 grants with a stated purpose (23 of 33) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are Sincere Foundation Inc's largest grantees?
Sincere Foundation Inc's largest 2025 grantees include Familyaid Boston Inc ($25,000), The Care Center ($25,000) and Boston Area Gleaners Inc ($20,000), according to its 2025 IRS Form 990-PF. Together they received 19% of its itemized 2025 grant dollars.
How large is Sincere Foundation Inc?
Sincere Foundation Inc reported $3K in total assets on its 2025 IRS Form 990-PF. It paid out $387K in qualifying distributions that year, against a required minimum of $1K (roughly 5% of its investment assets).
What does Sincere Foundation Inc fund?
The foundation says it supports organizations addressing basic community needs—particularly food security, housing stability, and safe spaces—and envisions everyone having the opportunity to celebrate, recognize milestones, and honor memories. See mission & focus areas ↑
How do I apply for a grant from Sincere Foundation Inc?
The foundation’s website invites organizations to discuss their needs with staff before submitting a full proposal and welcomes written inquiries and concept papers. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Sincere Foundation Inc's EIN?
Sincere Foundation Inc's EIN (Employer Identification Number) is 92-0798870. IRS Form 990 filing data is available on this page for 2022–2025.
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 10, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS August 12, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 27, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 15, 2026)
- IRS filings on file for fiscal years 2022–2024
Explore Open Grants
Browse active grant opportunities in Sincere Foundation Inc's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
Massachusetts Bankers Association
Boston, MA
The Massachusetts Bankers Association funds a range of charitable causes, including education, financial literacy, housing, and support services, with most grant dollars going to Massachusetts organizations. Its 2025 grants ranged from $100 to $44,000, with a median of $5,500; it funds only preselected organizations and does not accept unsolicited requests.
Assets
$2.7M
Grants
31
Total Given
$195K
Massachusetts Charitable Society
Boston, MA
The Massachusetts Charitable Society funds education, community service, historical scholarship, the arts, and other charitable purposes, while also providing mutual aid to members and their families. Its 2025 grants were typically $22,000 each, mostly to organizations in Massachusetts; the profile does not state whether it accepts unsolicited requests.
Assets
$26.1M
Grants
22
Total Given
$484K
Riley Mabel Louise Tr Uwill
Pittsburgh, PA
The foundation supports children and youth, education, human services, arts access, job training, foster care, affordable housing, and neighborhood revitalization. Its main grants to Massachusetts nonprofits serving Boston are typically $50,000–$100,000; its Greater Dudley small-grants fund generally awards $500–$5,000. Whether it accepts unsolicited requests is not stated.
Assets
$47.3M
Grants
69
Total Given
$3.7M
The Frederick E Weber Charities Corp
Boston, MA
The Frederick E Weber Charities Corp funds Massachusetts 501(c)(3) nonprofits serving low-income people, with support for housing, food, job training, education, and emergency needs; it does not fund capital projects, endowments, or annual appeals. Recent grants ranged from $1,000 to $13,000, with a median of $6,000. It does not accept unsolicited funding requests and gives only to preselected organizations.
Assets
$5.9M
Grants
47
Total Given
$291K
Adelard & Valeda Roy Foundation
Boston, MA
The Adelard & Valeda Roy Foundation supports land conservation, environmental work and education, hospice and home health care, and youth education, primarily in Massachusetts, New Hampshire, Vermont, and Maine. Its 2025 grants ranged from $1,500 to $10,000, with a median of $5,000. It funds only preselected charities and does not accept unsolicited requests.
Assets
$4.9M
Grants
143
Total Given
$715K
Yawkey Foundation II
Westwood, MA
Yawkey Foundation II funds youth enrichment, housing and homelessness services, education and skills building, hunger relief, and baseball education and outreach, primarily in Massachusetts, with some giving in New York. Its 2024 grants ranged from $2,250 to $2.5 million, with a median of $35,000. It directs applicants to review its online grant guidelines, but whether it accepts unsolicited requests is not stated.
Assets
$467.4M
Grants
166
Total Given
$19.1M
More similar funders
More Funders in Massachusetts
Cite this profile
Grantable. (2026). Sincere Foundation Inc funder profile. GrantGraph. Retrieved October 14, 2026, from https://grantable.co/funders/sincere-foundation-inc-morg_327db610bbb343d281d778c29f9fcd8d
BibTeX
@misc{grantable_920798870_2026,
author = {{Grantable}},
title = {{Sincere Foundation Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/sincere-foundation-inc-morg_327db610bbb343d281d778c29f9fcd8d},
note = {Accessed 2026-10-14. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Sincere Foundation Inc's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
Sincere Foundation Inc down — hundreds of funders to go?