Thee Mustard Seed Foundation

BOSTON, MA EIN: 26-0873247

Thee Mustard Seed Foundation is a private independent foundation based in Boston, Massachusetts, established in 2014. The organization holds 501(c)(3) tax-exempt status and operates as a grantmaking foundation supporting philanthropic initiatives across the United States and internationally.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$29.9M

+4.5% YoY

Annual Giving

$2.3M

-17.9% YoY

Grant Count

15

-34.8% YoY

Avg Grant Size

$152K

+25.9% YoY

Under IRS private-foundation payout rules, Thee Mustard Seed Foundation reported a distributable amount of $2.1M for 2024 — the minimum it must pay out in qualifying distributions.

Research compiled by Grantable AI from public sources. Last updated April 2026.

Grantmaking

The foundation is an active grantmaker with a substantial annual giving program. In 2024, the foundation awarded approximately $2.3 million to $2.8 million in grants across 23 grants. Recent grantees have included Ron Burton Training Village ($380,000), Urban Impact of Black Rock Incorporated ($350,000), and Corey C Griffin Charitable Foundation ($275,000).

Grant Range

s typically range from approximately $3,120 to $493,435, with a median grant amount of $95,000. The foundation appears open to new applicants, with approximately 12% of new applicants receiving funding.

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Geographic Focus

Where this funder awards grants

The foundation supports a diverse geographic footprint across the United States and internationally. Documented funding locations include Alpharetta, Chicago, Edinburgh, and Kumasi. Funding extends across multiple states including Alabama, California, Colorado, Massachusetts, Texas, and Vermont.

Grant Distribution by State

16states
+8 more states

Cities

AlpharettaArdmoreArlingtonAspenBaltimoreBostonBraintreeBridgeportBurlingtonChesterChicagoFalmouthFraminghamHubbardstonHyde ParkLaconiaLagrangeLowellNeedhamOdenville

Financial History

Multi-year comparison from IRS filings

Assets & Revenue:

  • Total assets: $29.9 million (2024)
  • Total revenue: $3.86 million (2024)
  • Total expenses: $2.57 million (2024)
  • Net income: $1.29 million (2024)

Revenue Composition (2023):

  • Grants and contributions: $2.78 million
  • Investment income and dividends: $590,768
  • Net gain from sale of non-inventory assets: $590,569

The foundation maintains an expense ratio of 72.4% of total revenue spent on programs, indicating a substantial portion of resources directed toward grantmaking activities.

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$2M$3M$4M20202021202220232024
Metric202420232022
Total Assets$29,945,052$28,658,678$27,550,239
Revenue$3,860,508$4,015,324$-15,112
Expenses$2,574,070$2,906,844$1,851,000
Qualifying Distributions$2,319,159$2,797,749$1,616,993
Net Investment Income$3,729,974$3,293,370$282,913
Distributable Amount$2,112,801$2,095,092$2,190,658

Giving Over Time

Total grant dollars and number of grants per year

$0$694K$1M$2M$3M15 grants202010 grants202116 grants202223 grants202315 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

URBAN IMPACT$493KJACO BOOYENS MINISTRIES$403KRON BURTON TRAINING VILL…$373KBY THE HAND CLUB FOR KIDS$200KPINE STREET INN$185KELEVATE NEW ENGLAND INC$125KTEREBINTH REFUGE$100KTHE COREY C GRIFFIN CHAR…$100KCATHOLIC CHARISMATIC REN…$95KST MARY AND ST SCHOLASTI…$64K

Grant Size Distribution

79 grants across all recorded years

25<$50K15$50–100K31$100–250K8$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Urban Impact ($493,435), Jaco Booyens Ministries ($403,462), Ron Burton Training Village ($373,000).

RecipientPurposeAmount
BY THE HAND CLUB FOR KIDS CHICAGO, ILGENERAL FUND$200,000
CAMPAIGN FOR CATHOLIC SCHOOLS BRAINTREE, MAGENERAL FUND$14,000
CATHOLIC CHARISMATIC RENEWAL (GHANA) GENERAL FUND$95,369
CHILL FOUNDATION BURLINGTON, VTGENERAL FUND$45,000
ELEVATE NEW ENGLAND INC LOWELL, MAGENERAL FUND$125,000
HEART OF THE FATHER MINISTRIES ARDMORE, PAGENERAL FUND$13,695
JACO BOOYENS MINISTRIES ARLINGTON, TXGENERAL FUND$403,462
PINE STREET INN BOSTON, MAGENERAL FUND$185,000
RON BURTON TRAINING VILLAGE HUBBARDSTON, MAGENERAL FUND$373,000
ST ANDRE BESSETTE PARISH LACONIA, NHGENERAL FUND$40,000

Leadership & Key People

Leadership team and compensation from IRS filings

Arthur S. Demoulas serves as Director of the foundation and provides support without compensation.

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
ARTHUR S DEMOULASDIRECTOR4

Contact Information

Address: 38 Newbury Street, Boston, MA 02116-3210

Phone: 617-262-5979

EIN: 26-0873247

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

How do I apply for a grant from Thee Mustard Seed Foundation?

The foundation is an active grantmaker with a substantial annual giving program. In 2024, the foundation awarded approximately $2.3 million to $2.8 million in grants across 23 grants. Recent grantees have included Ron Burton Training Village ($380,000), Urban Impact of Black Rock Incorporated ($350,000), and Corey C Griffin Charitable Foundation ($275,000). Grant sizes typically range from approximately $3,120 to $493,435, with a median grant amount of $95,000. The foundation appears open to ne…

Where does Thee Mustard Seed Foundation make grants?

The foundation supports a diverse geographic footprint across the United States and internationally. Documented funding locations include Alpharetta, Chicago, Edinburgh, and Kumasi. Funding extends across multiple states including Alabama, California, Colorado, Massachusetts, Texas, and Vermont.

What size grants does Thee Mustard Seed Foundation award?

In 2024, Thee Mustard Seed Foundation awarded 15 grants totaling $2.3M — an average of about $152K per grant, based on its IRS Form 990 filings.

How much is Thee Mustard Seed Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Thee Mustard Seed Foundation reported a distributable amount of $2.1M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Thee Mustard Seed Foundation's EIN?

Thee Mustard Seed Foundation's EIN (Employer Identification Number) is 26-0873247. IRS Form 990 filing data is available on this page for 2020–2024.

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Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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