Common Stream Inc #0745935

Private foundation · Grantmaker Boston, MA EIN: 72-1556093

Common Stream Inc #0745935 is a private foundation based in Boston, Massachusetts. It supports charitable organizations through grants, including organizations working on tenant issues, environmental protection, community empowerment, and organizing.

Common Stream Inc #0745935 at a glance

In short: Common Stream Inc #0745935 gave $6.0M across 64 grants in 2024 (avg $94K), mostly in Massachusetts. 3% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.

Annual giving (2024)
$5,998,418
+50.4% vs 2023
Grants made (2024)
64
+12.3% vs 2023
Average grant
$93,725
+34.0% vs 2023
Median grant
$60,000
Total assets
$7,388,584
-28.6% vs 2023
New grantees (estimate)
3% first-time grantees (2 of 59, 2024)
Primary geography
Massachusetts (64% of itemized 2024 grant dollars)
Latest 990 filing
Form 990-PF, 2024 View filing

Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).

How to apply to Common Stream Inc #0745935

Accepts unsolicited proposals
No
How to Apply

The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.

Contact

Mailing address: Post Office Box 51400, Boston, MA 02205
Phone: (617) 439-2000

Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Who Common Stream Inc #0745935 funds

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

MWC Foundation Inc: $2.1MMWC Foundation Inc$2.1MAlternatives for Community and Environment Inc: $120K across 2 grantsAlternatives for Community andEnvironment Inc$120K · 2 grantsRespecting Aboriginal Values and Environmental Needs: $120K across 2 grantsRespecting Aboriginal Valuesand Environmental Needs$120K · 2 grantsMass Senior Action Council: $105KMass Senior Action Council$105KSeventh Generation Fund: $100K across 2 grantsSeventh Generation Fund$100K · 2 grantsAlaska Center Education Fund: $90KAlaska Center Education Fund$90KAlaska Community Action on Toxics: $90KAlaska Community Action onToxics$90KArise for Social Justice: $90KArise for Social Justice$90KBoston Tenant Coalition: $90KBoston Tenant Coalition$90KCenter for Biological Diversity: $90KCenter for BiologicalDiversity$90K

The largest 2024 recipient was MWC Foundation Inc ($2.1M). Together the top 10 received $3.0M.

Grant Size Distribution

282 grants across all recorded years

217<$50K60$50–100K1$100–250K$250–500K$500K–1M3$1–5M1$5M+

The most common grant size was under $50K: 217 grants of 282 (77%).

Geographic Focus

Where this funder awards grants

In 2024, Massachusetts recipients received 64% of grant dollars, followed by Alaska at 6%, New York at 4%, Rhode Island at 3%, and California at 3%.

Grant Distribution by State

23states

Share of 2024 grant dollars across all 64 itemized grants.

Cities

BostonJamaica PlainNew YorkAnchorageProvidenceRoxburyPhiladelphiaQuincySpringfieldDorchesterMckinleyvilleAtlantaChelseaGrayKnoxvilleNew BedfordPortlandWestfordApopkaAsheville

Is Common Stream Inc #0745935 open to new grantees?

3%

first-time grantees, 2024

In 2024, 2 of 59 grantees (3%) were first-time recipients. First grants averaged $45K; repeat grants $104K. How we count

Medians: $45K first-time, $70K repeat.

  • 92% of 2024 grantees were also funded in 2023. Method
  • Giving held roughly steady from 2021 to 2024 (−12%). Method
  • In 2024 it paid out 741% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). 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

$0$2M$4M$6M$8M62 grants2020 44 grants2021 55 grants2022 57 grants2023 64 grants2024

From 2020 to 2024, annual grant giving ranged from $1.1M (2020) to $6.8M (2021). In 2024 it made 64 grants totaling $6.0M.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
MWC Foundation Inc Boston, MAGeneral Fund$2,148,418
Mass Senior Action Council Quincy, MAGeneral Fund$105,000
Alaska Center Education Fund Anchorage, AKYouth Organizing & Leadership Development$90,000
Alaska Community Action on Toxics Anchorage, AKGeneral Fund$90,000
Arise for Social Justice Springfield, MAGeneral Fund$90,000
Boston Tenant Coalition Boston, MAGeneral Fund$90,000
Center for Biological Diversity Tucson, AZStopping Offshore Drilling$90,000
New World Foundation New York, NYTo Support the Climate Fund$90,000
Vermont Workers Center Burlington, VTGeneral Fund$90,000
Women's Institute for Leadership Development Quincy, MAGeneral Fund$90,000
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2024$7,388,584$2,676,780$6,405,548$5,998,41864$6,174,021$2,878,085$833,188
2023$10,343,269$1,111,544$4,510,916$3,987,75557$4,308,523$1,003,877$1,028,158
2022$12,575,352$921,820$4,916,008$4,370,50355$4,706,855$731,180$1,393,484
2021$15,380,630$660,980$7,345,398$6,822,05344$7,129,696$505,151$1,665,898
2020$18,598,070$1,303,871$1,551,117$1,070,00062—$1,327,692$1,550,551

Under IRS private-foundation payout rules, Common Stream Inc #0745935 reported a distributable amount of $833K for 2024 — the minimum it must pay out in qualifying distributions.

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

Mission & Focus Areas

No mission statement for the foundation is provided. Its 2024 grants include support for youth organizing and leadership development, stopping offshore drilling, and general funds. Among its grantees, Boston Tenant Coalition describes its work as educating the public about low-income tenants’ circumstances and possible solutions; Alaska Community Action on Toxics says it works on environmental justice through research, education, organizing, and advocacy. The Chinese Progressive Association describes its work as advancing equality and empowerment for the Chinese community in Greater Boston and beyond.

Grantmaking

In 2024, the foundation made 64 grants totaling $5,998,418. Awards ranged from $10,000 to $2,148,418, with a median grant of $60,000. The largest award was $2,148,418 to MWC Foundation Inc for its general fund. Other notable grants included $105,000 to Mass Senior Action Council for its general fund and $90,000 each to Alaska Center Education Fund for youth organizing and leadership development, Alaska Community Action on Toxics for its general fund, Boston Tenant Coalition for its general fund, and Center for Biological Diversity for stopping offshore drilling. Additional 2024 grantees included Kentucky Coalition ($80,000), Seventh Generation Fund ($80,000), and Dogwood Alliance ($80,000).

Leadership & Key People

Leadership team and compensation from IRS filings

The 2024 filing lists Julia Satti Cosentino as president and director, Valerie A. Moore as treasurer and director, and John A. McBrine as clerk and director.

Common Stream Inc #0745935 is led by Julia Satti Cosentino, President & Director since 2024 (on filings since 2020); none of the 3 officers listed in 2024 report compensation.

Officers on the 2024 filing

  • Julia Satti Cosentino

    President & Director

    President → President & Director, 2024

    On filings since 2020

    5 hrs/week

    No compensation reported

  • John A. McBrine

    Clerk & Director

    Clerk → Clerk & Director, 2024

    On filings since 2020

    5 hrs/week

    No compensation reported

  • Valerie A. Moore

    Treasurer & Director

    Treasurer → Treasurer & Director, 2024

    On filings since 2022

    5 hrs/week

    No compensation reported

Former officers (1)
  • Former: Mary Ryan (2020–2021) — Treasurer

Data from IRS Form 990 filings, 2020–2024. "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 Common Stream Inc #0745935

How much does Common Stream Inc #0745935 give each year?

Common Stream Inc #0745935 gave $6.0M across 64 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $4.0M across 57 grants.

What is Common Stream Inc #0745935's typical grant size?

Common Stream Inc #0745935's median grant in 2024 was $60,000, and its average grant was $93,725, across 64 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Common Stream Inc #0745935 that year got $45K on average.

Where does Common Stream Inc #0745935 give grants?

Common Stream Inc #0745935 gives mostly in Massachusetts: 64% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest state was Alaska (6%). The most frequent recipient cities were Boston, MA (9 grants), Jamaica Plain, MA (5 grants), Anchorage, AK (4 grants) and New York, NY (4 grants).

Does Common Stream Inc #0745935 give general operating support?

Yes: 59% of Common Stream Inc #0745935's 2024 grants with a stated purpose (38 of 64) were for general or operating support, per its 2024 IRS Form 990-PF. Recurring purposes include "For Support of Mountain Valley Pipleline Resistance Work" (3 grants).

Who are Common Stream Inc #0745935's largest grantees?

Common Stream Inc #0745935's largest 2024 grantees include MWC Foundation Inc ($2,148,418), Alternatives for Community and Environment Inc ($120,000 across 2 grants) and Respecting Aboriginal Values and Environmental Needs ($120,000 across 2 grants), according to its 2024 IRS Form 990-PF. Together they received 40% of its itemized 2024 grant dollars.

How large is Common Stream Inc #0745935?

Common Stream Inc #0745935 reported $7.4M in total assets on its 2024 IRS Form 990-PF. It paid out $6.2M in qualifying distributions that year, against a required minimum of $833K (roughly 5% of its investment assets).

What does Common Stream Inc #0745935 fund?

No mission statement for the foundation is provided. Its 2024 grants include support for youth organizing and leadership development, stopping offshore drilling, and general funds. See mission & focus areas ↑

How do I apply for a grant from Common Stream Inc #0745935?

The foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Common Stream Inc #0745935's EIN?

Common Stream Inc #0745935's EIN (Employer Identification Number) is 72-1556093. IRS Form 990 filing data is available on this page for 2020–2024.

Does Common Stream Inc #0745935 accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

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

Data update history

(1)

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2020–2024

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Cite this profile

Grantable. (2026). Common Stream Inc #0745935 funder profile. GrantGraph. Retrieved October 12, 2026, from https://grantable.co/funders/common-stream-inc-0745935-morg_fb75fcf8daf14500b910722bc8d721d4

BibTeX
@misc{grantable_721556093_2026,
  author       = {{Grantable}},
  title        = {{Common Stream Inc \#0745935 funder profile}},
  howpublished = {GrantGraph},
  year         = {2026},
  url          = {https://grantable.co/funders/common-stream-inc-0745935-morg_fb75fcf8daf14500b910722bc8d721d4},
  note         = {Accessed 2026-10-12. 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 Common Stream Inc #0745935'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.

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