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WORCESTER NATURAL HISTORY SOCIETY

EIN 04-2105868 WORCESTER, MA

Browse the largest nonprofits in Massachusetts

Revenue 2024
$10,466,059
Expenses 2024
$5,926,343

Program services were 70.5% of total expenses calculated — Part IX's program-services column over total expenses, both as filed.

As filed

Subsection
03
NTEE code
A560
Classification
2000
Street
222 HARRINGTON WAY

These codes are the IRS's own and are shown exactly as filed. What each one means is in the Business Master File documentation (opens in a new tab).

Mission and programs · 2024

Mission

THE ECOTARIUM'S MISSION IS TO INSPIRE A PASSION FOR SCIENCE AND NATURE AMONG ALL MEMBERS OF THE COMMUNITY THROUGH ONE-OF-A-KIND EXPERIENCES, INTERACTIVE EXHIBITS, AND ACCESSIBLE PROGRAMMING. AS NEW ENGLAND'S LEADING SCIENCE AND NATURE CENTER, OUR VISION IS TO BE AN INNOVATIVE LEADER IN EXPERIENTIAL, COMMUNITY-CENTERED, SCIENCE LEARNING. THE ECOTARIUM IS WIDELY RECOGNIZED FOR INNOVATIVE, INTERACTIVE EXHIBITS AND PROGRAMMING FOR FAMILIES WITH CHILDREN AND SCHOOL GROUPS, AND FOR AN EXCEPTIONAL GUEST EXPERIENCE.

Activities or mission (Part I)

ECOTARIUM'S MISSION IS TO INSPIRE A PASSION FOR SCIENCE AND NATURE AMONG ALL MEMBERS OF THE COMMUNITY THROUGH ONE-OF-A-KIND EXPERIENCES, INTERACTIVE EXHIBITS, AND ACCESSIBLE PROGRAMMING. AS NEW ENGLAND'S LEADING SCIENCE AND NATURE CENTER, OUR VISION IS TO BE AN INNOVATIVE LEADER IN EXPERIENTIAL, COMMUNITY-CENTERED, SCIENCE LEARNING. THE ECOTARIUM IS WIDELY RECOGNIZED FOR INNOVATIVE, INTERACTIVE EXHIBITS AND PROGRAMMING FOR FAMILIES WITH CHILDREN AND SCHOOL GROUPS, AND FOR AN EXCEPTIONAL GUEST EXPERIENCE.

  • EXHIBITS & COLLECTIONS: VISITS TO THE ECOTARIUM ARE EDUCATIONAL AND FUN. IN 2024, 136,699 VISITORS EXPLORED 45 ACRES OF OUTDOOR EXHIBITS, NATURE EXPLORE PLAYGROUND, AND WILDLIFE ZOOLOGICAL PARK HABITATS; 36,812 GUESTS RODE THE OPEN-AIR REPLICA 1863 C.P. HUNTINGTON STEAM LOCOMOTIVE. INSIDE THE MUSEUM, GUESTS ENJOYED THREE LEVELS OF EXHIBITS, INCLUDING MOUNT WASHINGTON, CITYSCIENCE, AFRICAN COMMUNITIES, ANIMALS AND TRAVELING EXHIBITS. IN 2024 THE ALDEN DIGITAL PLANETARIUM PROVIDED EDUCATIONAL PROGRAMS FOR 19,741 VISITORS.

    Expenses $1,370,950 · Revenue $1,454,984

  • EDUCATIONAL PROGRAMS: THE ECOTARIUM OFFERS INTERACTIVE, HANDS-ON, EDUCATOR-LED PROGRAMS THAT ALIGN WITH MASSACHUSETTS CURRICULUM FRAMEWORKS FOR PRE-K TO 12, AS WELL AS HOSTED BIRTHDAY PARTIES WITH FUN, EDUCATIONAL COMPONENTS. IN 2024 THE ECOTARIUM'S EDUCATIONAL PROGRAMMING INSIDE THE MUSEUM AND IN THE COMMUNITY AT PUBLIC SCHOOLS AND YOUTH-SERVING AGENCIES PROVIDED IN-PERSON EDUCATION AT THE MUSEUM FOR 7,741 YOUTH AND ADULTS, AS WELL AS TRAVELING PROGRAMS IN THE COMMUNITY AND SCHOOLS FOR 9,088 YOUTH. SINCE 1885, THE ECOTARIUM HAS OFFERED SEASONAL SCIENCE AND NATURE DAY CAMPS FOR CHILDREN DURING VACATIONS AND SUMMER. IN 2024, CAMP PROGRAMS ENGAGED 763 CAMPERS DURING VACATIONS AND SUMMER CAMPS. 19,653 GUESTS PARTICIPATED IN FREE, DAILY, EDUCATOR-LED, MUSEUM EDUCATION PROGRAMS, INCLUDING, SCIENCE DISCOVERY, EARLY LEARNING, ANIMAL DISCOVERY, AFTERNOON ASTRONOMY, AND COLLECTION CONNECTION.

    Expenses $1,454,243 · Revenue $594,561

  • GUEST SERVICES: THE ECOTARIUM OFFERS A VARIETY OF VISITOR SERVICES, INCLUDING SPECIAL ACTIVITIES, HOSTED SPECIAL YEAR-ROUND, SEASONAL COMMUNITY EVENTS, PURCHASES FROM OUR MUSEUM SHOP, SEASONAL FOOD SERVICE AND FOOD VENDING MACHINES.

    Expenses $614,907 · Revenue $162,885

  • WILDLIFE: THE ECOTARIUM'S OUTDOOR ZOOLOGICAL PARK IS HOME TO NATIVE, NON-RELEASABLE, NEW ENGLAND WILDLIFE, MOST OF WHICH COULD NOT SURVIVE IN THE WILD DUE TO INJURY, ILLNESS, IMPRINTING, ORPHAN STATUS, OR CAPTIVE BIRTH. INSIDE THE MUSEUM, AMBASSADOR ANIMALS REPRESENT NEW ENGLAND AND EXOTIC SPECIES FROM AROUND THE WORLD. ZOO-TO-YOU PROGRAMS FACILITATED BY ZOOLOGICAL AND EDUCATION DEPARTMENTS AIM TO NURTURE A GREATER CONNECTION TO AND UNDERSTANDING OF SPECIES LOCATED IN NEW ENGLAND WHILE PROVIDING EDUCATIONAL AND ENTERTAINING ENCOUNTERS WITHRESIDENT ANIMALS. THE ECOTARIUM DEMONSTRATES LEADERSHIP IN CONSERVATION AND RESTORATION OF ENDANGERED TURTLE POPULATIONS, ANIMAL WELFARE, ENRICHMENT, AND TRAINING PROGRAMS.. REGULAR ANIMAL PROGRAMMING INCLUDES BOTH INFORMAL AND FORMAL, VIRTUAL AND IN-PERSON, ZOO-THEMED CAMP PROGRAMMING, BIRTHDAY PARTIES AND BEHIND THE SCENES TOURS.

    Expenses $735,958

As filed on the 2024 return. The filer continues this part on Schedule O, which is not shown here.

Officers and directors · 2024

As listed in Part VII of the 2024 return, in the order the filer printed them. Each return names its own; this is not a roster the organization keeps with us.

  • Joseph Bartulis

    CHAIR

    Total calculated
    $0
    Hours/week
    4
  • Laura Beaton

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • David Fields

    TRUSTEE - RESIGNED IN 2024

    Total calculated
    $0
    Hours/week
    4
  • Naureen Meraj

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Raymond L Quinlan

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • William Sullivan

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Eric Torkornoo

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Dr Florina S Tseng

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • David K Woodbury

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Aimee Peacock

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • James M Lang

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Robert H McClaren

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Sherri Pitcher

    TRUSTEE - RESIGNED IN 2024

    Total calculated
    $0
    Hours/week
    4
  • Sean Mahoney

    VICE CHAIR

    Total calculated
    $0
    Hours/week
    4
  • John McInnes

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • David P McManus

    TREASURER

    Total calculated
    $0
    Hours/week
    4
  • Susan Nava-Whitehead

    CLERK/SECRETARY

    Total calculated
    $0
    Hours/week
    4
  • Scott Fuller

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • James Kane

    TRUSTEE

    Total calculated
    $0
    Hours/week
    4
  • Noreen Smith

    PRESIDENT AND CEO

    Total calculated
    $226,718
    From this org
    $210,502
    From related orgs
    $0
    Other
    $16,216
    Hours/week
    40

    Schedule J breakdown matched by us

    Base
    $210,502
    Bonus
    $0
    Other
    $0
    Deferred
    $0
    Nontaxable benefits
    $16,216
    Filer's total
    $226,718
  • Deborah Berman Shear

    CHIEF ADVANCEMENT OFFICER

    Total calculated
    $126,442
    From this org
    $113,955
    From related orgs
    $0
    Other
    $12,487
    Hours/week
    40

Compensation is as filed in Part VII: reportable pay from this organization and from related organizations, other compensation, and hours per week. The total, marked calculated, is our sum of the three dollar columns, with a blank column counted as $0; the form itself has no total. On a Form 990-EZ the columns are Part IV's instead, and on a Form 990-PF Part VIII's — compensation, contributions to benefit plans, and expense account — and the total sums those. A Schedule J breakdown is as filed: base pay, bonus, other, deferred compensation and nontaxable benefits from this organization, with any from related organizations beside each, and the filer's own total. It is shown with the Part VII listing of the same name on the same return. The form gives no key between the two, so that pairing is ours, and is marked matched by us. Earlier years are each on their own filing page.

Filings

  • 2024
    Revenue
    $10,466,059
    Expenses
    $5,926,343
    Contributions
    $7,434,809
    Grants paid
    $0
  • 2023
    Revenue
    $5,223,532
    Expenses
    $5,760,496
    Contributions
    $2,534,884
    Grants paid
    $0
  • 2022
    Revenue
    $5,566,765
    Expenses
    $5,195,355
    Contributions
    $3,697,666
    Grants paid
    $0

The four totals the IRS asks for on Part I of the Form 990, as filed. A dash means the figure was not present on the return — not that it was zero.

Other returns filed

  • 2021 · 990

    Revenue
    $5,171,795
    Expenses
    $4,525,102
    Assets (EOY)
    $24,778,012
  • 2020 · 990

    Revenue
    $1,327,769
    Expenses
    $4,274,440
    Assets (EOY)
    $22,442,953
  • 2019 · 990

    Revenue
    $3,948,047
    Expenses
    $5,064,088
    Assets (EOY)
    $24,560,895
  • 2019 · 990

    Revenue
    $4,205,542
    Expenses
    $4,924,632
    Assets (EOY)
    $25,126,753
  • 2018 · 990

    Revenue
    $3,002,259
    Expenses
    $4,859,775
    Assets (EOY)
    $24,880,943
  • 2017 · 990

    Revenue
    $6,700,228
    Expenses
    $4,965,747
    Assets (EOY)
    $26,633,535
  • 2016 · 990

    Revenue
    $4,419,274
    Expenses
    $4,698,794
    Assets (EOY)
    $25,307,526
  • 2015 · 990

    Revenue
    $7,635,535
    Expenses
    $4,303,990
    Assets (EOY)
    $26,221,045
  • 2014 · 990

    Revenue
    $4,152,850
    Expenses
    $4,155,031
    Assets (EOY)
    $21,393,612
  • 2013 · 990

    Revenue
    $3,382,052
    Expenses
    $3,925,814
    Assets (EOY)
    $21,457,300

Nonprofiteer parses Forms 990, 990-EZ and 990-PF, in a window of recent tax years. These returns are recorded from the IRS e-file index, so their figures were extracted by that index rather than read from the return here — treat them as a different source from the filings above, not as more of the same record. A dash means the index carries no figure; Form 990-T listings carry none at all. Showing the 10 most recent; the API carries the rest.

Grants made

No itemized grants to organizations. Schedule I is filed only by organizations that granted more than $5,000 to a recipient, so most filers have none.

Grants received

The 10 largest by cash amount. The API serves every itemized grant.

Other IRS files

Auto-Revocation List

Not listed. The IRS publishes this list for organizations whose exemption was automatically revoked for failing to file for three consecutive years.

Publication 78

Listed as of 13 October 2026, under deductibility PC.

These are two separate IRS files on two separate schedules, shown as published and not reconciled with each other. Neither is a statement about whether a contribution is deductible today: 19,245 organizations appear in Publication 78 while the IRS's own revocation file lists them as currently revoked, more than half of those revoked before 2019. Absence from Publication 78 is evidence of nothing, and presence is not evidence either. Verify current status with the IRS before relying on it.

What this page reflects

The registration facts above come from the IRS Business Master File published 13 October 2026 and read 1 November 2026, for every organization at once. Returns through tax year 2024, the newest we have parsed for this organization.