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· Private foundation

Louis S & Molly B Wolk Foundation

Its FY2025 filing reports that it accepted unsolicited grant applications.

$2.2M
Granted FY2025still arriving
26
Grants FY2025still arriving
1
States reached
$500k
Largest
01What it funds
0195% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Human Services$4.1MArts & Culture$2.0MReligion$1.8MHealth$1.8MEducation$1.6MYouth Development$878kPhilanthropy$699kFood & Nutrition$75kOther$0
02FY2025 · 26 grants

Where the money goes

Grants by size, and the largest recipients.

By grant size · FY2025

  • Under $10k5 grants · $21k
  • $10k–50k12 grants · $273k
  • $50k–250k6 grants · $686k
  • $250k+3 grants · $1.2M
$25,000
Median grant
1
States reached
$22M
Total assets
Largest grants
RecipientAmount
JEWISH COMMUNITY CENTER OF GREATER ROCHESTER$500,000
CENTER FOR TEEN EMPOWERMENT$450,000
MCC FOUNDATION$250,000
Individual grant recipient$175,000
JEWISH SENIOR LIFE$162,000
TEMPLE B'RITH KODESH$128,600
JEWISH FAMILY SERVICES$120,000
STRONG MUSEUM$50,000
JEWISH FEDERATION OF ROCHESTER$50,000
ROCHESTER FRINGE FESTIVAL$40,000
13 THIRTY CANCER CONNECT$30,000
ROCHESTER INSTITUTE OF TECHNOLOGY$30,000
GIGI'S PLAYHOUSE ROCHESTER$25,000
EDCEPTIONAL SCHOOLS$25,000
ROCHESTER SPEAKER SERIES$25,000
02The need
03

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Its human-services grants (FY17–25, $5.1M) land where the poverty rate runs at 14%, against an area that typically sits at 11%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 11%MCC FOUNDATION: $250k → 14%MCC FOUNDATION: $250k → 14%MCC FOUNDATION: $250k → 14%MCC FOUNDATION: $250k → 14%JEWISH COMMUNITY CENTER OF GREATER BUFFALO: $33k → 13%MCC FOUNDATION: $10k → 14%MCC FOUNDATION: $10k → 14%MCC FOUNDATION: $10k → 14%MCC FOUNDATION: $10k → 14%MCC FOUNDATION: $9k → 14%THE CHILDRENS AGENDA: $5k → 14%DAYSTAR KIDS: $12k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $36k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $600k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $500k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $500k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $500k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $470k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $415k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $325k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $185k → 14%LIFESPAN: $100k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $50k → 14%LIFESPAN: $50k → 14%LIFESPAN: $50k → 14%LIFESPAN: $50k → 14%LIFESPAN: $50k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $28k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $20k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $10k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $10k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $10k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $7k → 14%JEWISH COMMUNITY CENTER OF GREATER ROCHESTER: $3k → 14%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

97%of every dollar goes to organizations it has funded before.
$13M · 30 repeat orgs$465k to everyone else

Grantees it renews have grown median revenue +47% since the first grant, against 0% for those funded once.

30 repeat relationships: 15 still active in FY2025, 15 since wound down; 6 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

30
15

Total granted

$13M
$275k

Median revenue growth · since first grant

+47%
0%

Still filing today

50%
33%

New vs renewed · share of each year

In FY2025, 91% of grant dollars renewed an existing relationship; $190k went to new ones.

50%100%’17’18’19’20’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’17’18’19’20’21’22’23’24’25
Human ServicesArts & CultureEducationHealthRecreation & SportsReligionOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • JC
    JEWISH COMMUNITY CENTER OF GREATER ROCHESTER INC
    8× · 2017–2025 · $3.7M · revenue +10%
  • JS
    JEWISH SENIOR LIFE
    9× · 2017–2025 · $1.3M · revenue +11% · 88% of their budget
  • MF
    MCC FOUNDATION INC
    5× · 2021–2025 · $1.0M · revenue +211% · 35% of their budget

Funded once

  • UH
    UNITY HEALTH FOUNDATION
    one grant, 2017 · $100k
  • FO
    FRIENDS OF THE GARDENAERIAL INC
    one grant, 2024 · $35k · revenue 0%
  • JC
    JEWISH COMMUNITY CENTER OF GREATER BUFFALO INC
    one grant, 2019 · $33k · revenue 0%
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
Rochester General Health System

Rochester general health system, provides patient care, senior housing, laboratory services, and community outreach to residents and other clients in monroe county, new york and several surrounding counties.

Health
2
Rochester General College of Health Careers

The rochester general college of health careers is dedicated to preparing adult learners with the knowledge, skills, and competencies necessary to pursue health careers, advanced education, and lifelong learning.

Education
3
Rochester Public Library

To engage the community in life-long learning for all through equal access to information, technology, gathering spaces and expert staff.

Education
4
Jewish Home of Rochester

To improve the health, well being, and quality of life of our jewish community's elderly, as well as that of our general community, being mindful of the values implicit in our jewish heritage.

Health
5
Rochester Contemporary Art Center Inc

To create dialogue and build community through contemporary art exhibitions and related programs

Arts & Culture
6
Rit Global Delivery Corporation

Provide administrative and other support services to academic programs sponsored by rochester institute of technology both in the united states and abroad.

Education
7
Rochester Art Center

Rochester art center offers the opportunity for all people to understand and value the arts through innovative experiences with contemporary art. through world-class exhibitions and programs, we present a welcoming, integrated, and diverse…

Arts & Culture
8
Northeast College of Health Sciences

Northeast college of health sciences (the college) is committed to academic excellence, leadership, and professional best practices in the health sciences.

Education
9
Long Island Jewish Medical Center

Long island jewish medical center is part of the northwell health ("northwell"), which strives to improve the health of the communities it serves and is committed to providing the highest quality clinical care; educating the current and…

Health
10
Rochester Museum & Science Center

The mission of the rochester museum and science center is to create a better world through inspiring curiosity, exploration, and engagement across history, science, culture, and the natural world.

Arts & Culture
11
Metropolitan Jewish Health System Inc

Mjhs health system is a charitable not-for-profit established to support the activities of affiliated organizations. mjhs is built on the core values of compassion, dignity and respect, first established by the four brooklyn ladies in…

Health
12
Rochester Area Foundation

Building and enhancing the quality of life in the greater rochester area through philanthropic leadership and community partnerships.

Philanthropy
How this is measured
The grantee most central to the portfolio’s shape is Rochester Regional Health Foundation; the most unlike its peers is Friends of the Gardenaerial Inc. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

25 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 25 of the 53 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

3
Load-bearing (≥25% of a budget)
7
Early backer (in before they grew)
25/25
Grantees still filing
19/25
Grew since first funded

Where the money sits, by cause and then by grantee

JEWISH COMMUNITY CENTER OF GREATER ROCHESTER INC: $3,668,600 · Human ServicesJEWISH COMMUNITY CENTER OF GREATER ROCHE…MCC FOUNDATION INC: $1,049,000 · Human ServicesMCC FOUNDATION INCLIFESPAN OF GREATER ROCHESTER INC: $300,000 · Human ServicesLIFESPAN OF GREATER ROCHESTER INC+3 more: $50,000 · Human ServicesIndividual grant recipient: $1,074,850 · OtherIndividual grant recipientCENTER FOR TEEN EMPOWERMENT: $775,820 · OtherCENTER FOR TEEN EMPOWERMENTWXXI: $496,667 · OtherWXXIMARGARET WOODBURY STRONG MUSEUM: $357,500 · OtherMARGARET WOODBURY STRONG MUSEUMMONROE COMMUNITY COLLEGE FOUNDATION INC: $325,000 · OtherMONROE COMMUNITY COLLEGE FOUNDATION INCUNIVERSITY OF ROCHESTSER: $300,000 · OtherUNIVERSITY OF ROCHESTSERIndividual grant recipient: $262,350 · OtherJEWISH FAMILY SERVICES: $195,000 · OtherTEMPLE BRITH KODESH: $188,900 · OtherHILLEL SCHOOL INC: $185,000 · Other+22 more: $779,033 · Other+22 moreJEWISH SENIOR LIFE: $1,344,000 · ReligionJEWISH SEN…UNIVERSITY OF ROCHESTER: $1,015,400 · EducationUNIVERSITY…NAZARETH UNIVERSITY: $150,000 · EducationNAZARETH U…Rochester Institute of Technology: $120,000 · EducationRochester …JEWISH COMMUNITY FEDERATION OF GREATER ROCHESTER NY INC: $630,000 · Philanthropy+1 more: $7,500 · PhilanthropyROCHESTER REGIONAL HEALTH FOUNDATION: $400,000 · HealthEAST HOUSE CORPORATION: $31,700 · Health13THIRTY CANCER CONNECT INC: $30,000 · HealthGEORGE EASTMAN MUSEUM: $350,000 · Arts & CultureTHE LITTLE THEATRE FILM SOCIETY INC: $25,000 · Arts & CultureROCHESTER SPEAKERS SERIES INC: $25,000 · Arts & CultureWRITERS & BOOKS INC: $19,405 · Arts & CultureRochester Fringe Festival Inc: $113,000 · Recreation & SportsFRIENDS OF THE GARDENAERIAL INC: $35,000 · Recreation & Sports
Human Services$5,067,600Other$4,940,120Religion$1,344,000Education$1,285,400Philanthropy$637,500Health$461,700Arts & Culture$419,405Recreation & Sports$148,000

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetJEWISH COMMUNITY CENTER OF GREATER ROCHESTER INC: $3,668,600 over 8y, 5.5% of budgetJEWISH SENIOR LIFE: $1,344,000 over 9y, 88% of budgetMCC FOUNDATION INC: $1,049,000 over 5y, 35% of budgetUNIVERSITY OF ROCHESTER: $1,015,400 over 8y, 0.0% of budgetJEWISH COMMUNITY FEDERATION OF GREATER ROCHESTER NY INC: $630,000 over 8y, 1.7% of budgetROCHESTER REGIONAL HEALTH FOUNDATION: $400,000 over 4y, 1.3% of budgetMARGARET WOODBURY STRONG MUSEUM: $357,500 over 7y, 0.3% of budgetGEORGE EASTMAN MUSEUM: $350,000 over 5y, 0.8% of budgetMONROE COMMUNITY COLLEGE FOUNDATION INC: $325,000 over 3y, 3.0% of budgetLIFESPAN OF GREATER ROCHESTER INC: $300,000 over 5y, 0.9% of budgetNAZARETH UNIVERSITY: $150,000 over 2y, 0.1% of budgetRochester Institute of Technology: $120,000 over 4y, 0.0% of budgetRochester Fringe Festival Inc: $113,000 over 8y, 2.3% of budgetFRIENDS OF THE GARDENAERIAL INC: $35,000 over 1y, 5.7% of budgetTRILLIUM HEALTH INC: $35,000 over 4y, 0.1% of budgetJEWISH COMMUNITY CENTER OF GREATER BUFFALO INC: $33,000 over 1y, 0.3% of budgetEAST HOUSE CORPORATION: $31,700 over 7y, 0.1% of budgetTHE LITTLE THEATRE FILM SOCIETY INC: $25,000 over 1y, 0.9% of budgetROCHESTER SPEAKERS SERIES INC: $25,000 over 1y, 32% of budgetJEWISH FAMILY SERVICE OF ROCHESTER INC: $20,333 over 2y, 0.7% of budgetWRITERS & BOOKS INC: $19,405 over 1y, 2.4% of budgetDAYSTAR FOR MEDICALLY FRAGILE CHILDREN D/B/A DAYSTAR KIDS: $12,000 over 1y, 0.8% of budgetROCHESTER AREA COMMUNITY FOUNDATION: $7,500 over 2y, 0.0% of budgetThe Children's Agenda Inc: $5,000 over 1y, 0.4% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds JEWISH COMMUNITY CENTER OF GREATER ROCHESTER INC ↗
  • Who funds JEWISH SENIOR LIFE ↗
  • Who funds MCC FOUNDATION INC ↗
  • Who funds UNIVERSITY OF ROCHESTER ↗
  • Who funds JEWISH COMMUNITY FEDERATION OF GREATER ROCHESTER NY INC ↗
  • Who funds ROCHESTER REGIONAL HEALTH FOUNDATION ↗
  • Who funds MARGARET WOODBURY STRONG MUSEUM ↗
  • Who funds GEORGE EASTMAN MUSEUM ↗
  • Who funds MONROE COMMUNITY COLLEGE FOUNDATION INC ↗
  • Who funds LIFESPAN OF GREATER ROCHESTER INC ↗
  • Who funds NAZARETH UNIVERSITY ↗
  • Who funds Rochester Institute of Technology ↗
  • Who funds Rochester Fringe Festival Inc ↗
  • Who funds FRIENDS OF THE GARDENAERIAL INC ↗
  • Who funds TRILLIUM HEALTH INC ↗
  • Who funds JEWISH COMMUNITY CENTER OF GREATER BUFFALO INC ↗
  • Who funds EAST HOUSE CORPORATION ↗
  • Who funds 13THIRTY CANCER CONNECT INC ↗
  • Who funds THE LITTLE THEATRE FILM SOCIETY INC ↗
  • Who funds ROCHESTER SPEAKERS SERIES INC ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Max and Marian Farash Charitable FoundationNY44.6× affinity19 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Max and Marian Farash Charitable Foundation · Rochester Area Community Foundation · Rochester Area Community Foundation Depository Inc · Ames-Amzalak Memorial Trust · Esl Charitable Foundation · William & Sheila Konar Foundation · Greater Rochester Health Foundation · Daisy Marquis Jones Foundation · Harold & Joan Feinbloom Family Foundation · Paychex Charitable Foundation Inc · Charles J & Burton S August Family Foundation · Gordon & Marjorie Present Charitable Foundation

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

Each dot is one organization Louis S & Molly B Wolk Foundation funds: left to right is the share of its income from government, bottom to top the share from Louis S & Molly B Wolk Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 00%6%25%56%100%funder's share of their income ↑0%15%30%45%60%share of the org’s income from government →
    no gov moneyreceives it· size = income
    0get no government money at all
    8report government grants on their 990 we could not trace to a source (not plotted)
    0rely on government for over half their income
    ⤢ axis zoomed · 0–60%
    typical government reliance, FY20–25
    How this is measured
    Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.
    05Through Plinth

    Warm introductions · Powered by PlinthPlus

    How do I get to Louis S & Molly B Wolk Foundation?

    Find your warmest path to Louis S & Molly B Wolk Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

    Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

    On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 53 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

    How this is measured
    Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

    Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

    Source object · view filing

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