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Nonprofit · EIN 86-0390558

ARIZONA SCIENCE CENTER

Tax-exempt · PHOENIX, AZ 85004

Financials

$13.8M$14M2022$17.3M$14.3M2023$16.6M$12.6M2024
Revenue Expenses · by fiscal year end
Financials of ARIZONA SCIENCE CENTER by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$16,616,619$12,569,768$4,046,851$48,955,536$2,145,352$46,810,184
June 30, 2024990$17,333,543$14,346,452$2,987,091$43,681,478$1,979,764$41,701,714
June 30, 2023990$13,830,416$13,994,047-$163,631$43,004,454$1,716,264$41,288,190
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$11,611,631
of which government grants
$1,309,721
Membership dues
$403,372
Program service revenue
$3,453,104
Investment income
$543,570
Net rental income
$990,908
Net gain from sales of assets
$81,785
Net income from fundraising events
-$240,402
Net income from sales of inventory
$239,484
Other revenue
$1,008,314

Expenses

Grants and similar amounts paid
$40,000
Compensation of officers, directors and key employees
$585,113
Other salaries and wages
$5,888,929
Salaries, compensation and benefits (total)
$7,428,728
Professional fundraising fees
$0
Legal fees
$101,285
Accounting fees
$55,843
Occupancy
$485,463
Travel
$279,345
Depreciation
$172,633
Program services (functional)
$8,774,097
Management and general (functional)
$3,070,480
Fundraising (functional)
$725,191

Balance sheet and other

Total assets, start of year
$43,681,478
Total assets, end of year
$48,955,536
Total liabilities, end of year
$2,145,352
Net assets, end of year
$46,810,184
Land, buildings and equipment
$10,809,493
Publicly traded securities
$16,054,752
Net assets without donor restrictions
$4,378,707
Net assets with donor restrictions
$42,431,477
Gross receipts
$18,892,429
Employees
206
Volunteers
438
Year formed
1980
State of legal domicile
AZ

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
GUY LABINEPRESIDENT & CEO
Officer
40$299,944$14,002
DEAN BRIERESENIOR VP OF STRATEGIC PROJECTS
Key employee
40$172,556$4,121
TAMARA L STEWARTCHIEF OF STAFF
Highest-paid employee
40$148,880$9,082
JUDITH GOLDFADERCHIEF BUSINESS DEVELOPMENT OFFICER
Highest-paid employee
40$138,096$8,029
BETH C NICKELCHIEF ACADEMIC OFFICER
Highest-paid employee
40$108,765$8,356
DERRICK FENGERSENIOR ANALYTICS OFFICER
Highest-paid employee
40$107,682$7,939
BRENDA VAN GELDERSENIOR VP OF FINANCE
Officer
40$105,573$442
SARI CUSTERCHIEF OF SCIENCE AND CURIOSITY
Highest-paid employee
40$101,846$3,430
ROBERT MILLERCHAIR
Trustee or director, Officer
1$0$0
BJ FREEMANSECRETARY
Trustee or director, Officer
1$0$0
DOUG YOUNGTREASURER
Trustee or director, Officer
1$0$0
REBECCA AILES-FINETRUSTEE (THRU DEC 2024)
Trustee or director
1$0$0
ONDREA BARBERTRUSTEE
Trustee or director
1$0$0
CHRIS CAMPBELLTRUSTEE
Trustee or director
1$0$0
CHUCK CAREFOOTTRUSTEE
Trustee or director
1$0$0
37 more people on this return
NameTitleHours / weekCompensation
AMANDA CARTWRIGHTTRUSTEE
Trustee or director
1$0
ANDREW CHRISTENSENTRUSTEE
Trustee or director
1$0
JASON COOCHWYTEWATRUSTEE
Trustee or director
1$0
KAY CORBINTRUSTEE
Trustee or director
1$0
MIKE DEBELLTRUSTEE
Trustee or director
1$0
STACY DERSTINETRUSTEE
Trustee or director
1$0
MICHAEL EDMONDSTRUSTEE
Trustee or director
1$0
PAT EDWARDSTRUSTEE
Trustee or director
1$0
MICHELINE FAVERTRUSTEE
Trustee or director
1$0
CURT FEUERTRUSTEE
Trustee or director
1$0
STEPHEN GOODTRUSTEE
Trustee or director
1$0
DERRICK HALLTRUSTEE
Trustee or director
1$0
JOHN HOOVERTRUSTEE
Trustee or director
1$0
DAVE HOWELLTRUSTEE
Trustee or director
1$0
HOWARD KATZTRUSTEE (THRU SEPT 2024)
Trustee or director
1$0
KENRO KUSUMITRUSTEE
Trustee or director
1$0
LYNN MADONNATRUSTEE (THRU OCT 2024)
Trustee or director
1$0
MARY MARTUSCELLITRUSTEE
Trustee or director
1$0
STEVE MEGLITRUSTEE
Trustee or director
1$0
COURTNEY MIXONTRUSTEE
Trustee or director
1$0
RICK NAIMARKTRUSTEE (THRU DEC 2024)
Trustee or director
1$0
TUCKER QUAYLETRUSTEE
Trustee or director
1$0
JANE ROIGTRUSTEE
Trustee or director
1$0
BRYAN SABATRUSTEE
Trustee or director
1$0
PETER CRELLIN SMITHTRUSTEE
Trustee or director
1$0
ROWAN SMITHTRUSTEE
Trustee or director
1$0
GINGER SPENCERTRUSTEE
Trustee or director
1$0
CHERYL STADLMANTRUSTEE
Trustee or director
1$0
MIESHA STOUTETRUSTEE
Trustee or director
1$0
DAVID TEDESCOTRUSTEE
Trustee or director
1$0
ANITA THEISENTRUSTEE
Trustee or director
1$0
JOHN TRUJILLOTRUSTEE
Trustee or director
1$0
RANDY VOIGTTRUSTEE
Trustee or director
1$0
JOHN WESTTRUSTEE
Trustee or director
1$0
CONNIE WILHELMTRUSTEE
Trustee or director
1$0
PETER WOOGTRUSTEE
Trustee or director
1$0
STEVE ZYLSTRATRUSTEE
Trustee or director
1$0
990 for the year ended June 30, 2024: 57 people
NameTitleHours / weekCompensationOther / benefits
GUY LABINEPRESIDENT & CEO
Officer
40$273,835$13,549
JENNIFER BOOTHSENIOR VP OF FINANCE (THRU JUNE 2024)
Officer
40$184,808$7,215
DEAN BRIERESENIOR VP OF STRATEGIC PROJECTS
Officer
40$177,456$9,483
TAMARA L STEWARTCHIEF OF STAFF
Highest-paid employee
40$151,592$9,516
JUDITH GOLDFADERCHIEF BUSINESS DEVELOPMENT OFFICER
Highest-paid employee
40$139,050$8,293
BETH C NICKELCHIEF ACADEMIC OFFICER
Highest-paid employee
40$111,642$8,211
SARI CUSTERCHIEF OF SCIENCE AND CURIOSITY
Highest-paid employee
40$101,566$3,613
REBECCA AILES-FINETRUSTEE
Trustee or director
1$0$0
ONDREA BARBERTRUSTEE
Trustee or director
1$0$0
CHRIS CAMPBELLTRUSTEE
Trustee or director
1$0$0
CHUCK CAREFOOTTRUSTEE
Trustee or director
1$0$0
AMANDA CARTWRIGHTTRUSTEE
Trustee or director
1$0$0
ANDREW CHRISTENSENTRUSTEE
Trustee or director
1$0$0
JASON COOCHWYTEWATRUSTEE
Trustee or director
1$0$0
KAY CORBINTRUSTEE
Trustee or director
1$0$0
MIKE DEBELLTRUSTEE
Trustee or director
1$0$0
STACY DERSTINETRUSTEE
Trustee or director
1$0$0
MICHAEL EDMONDSTRUSTEE
Trustee or director
1$0$0
PAT EDWARDSTRUSTEE
Trustee or director
1$0$0
MICHELINE FAVERTRUSTEE
Trustee or director
1$0$0
CURT FEUERTRUSTEE
Trustee or director
1$0$0
BJ FREEMANSECRETARY
Trustee or director
1$0$0
SUE GLAWETRUSTEE (THRU AUG 2023)
Trustee or director
1$0$0
STEPHEN GOODAUDIT CHAIR
Trustee or director
1$0$0
DERRICK HALLTRUSTEE
Trustee or director
1$0$0
ANGIE HARMONTRUSTEE (THRU AUG 2023)
Trustee or director
1$0$0
JOHN HOOVERTRUSTEE
Trustee or director
1$0$0
DAVE HOWELLTRUSTEE
Trustee or director
1$0$0
HEIDI JANNENGATRUSTEE (THRU NOV 2023)
Trustee or director
1$0$0
HOWARD KATZTRUSTEE
Trustee or director
1$0$0
KENRO KUSUMITRUSTEE
Trustee or director
1$0$0
LYNN MADONNATRUSTEE
Trustee or director
1$0$0
MARY MARTUSCELLITRUSTEE
Trustee or director
1$0$0
JEFF MAYTRUSTEE (THRU SEPT 2023)
Trustee or director
1$0$0
STEVE MEGLITRUSTEE
Trustee or director
1$0$0
ROBERT MILLERVICE CHAIR
Trustee or director, Officer
1$0$0
COURTNEY MIXONTRUSTEE
Trustee or director
1$0$0
RICK NAIMARKTRUSTEE
Trustee or director
1$0$0
TUCKER QUAYLETRUSTEE
Trustee or director
1$0$0
JANE ROIGTRUSTEE
Trustee or director
1$0$0
BRYAN SABATRUSTEE
Trustee or director
1$0$0
PETER CRELLIN SMITHTRUSTEE
Trustee or director
1$0$0
ROWAN SMITHTRUSTEE
Trustee or director
1$0$0
GINGER SPENCERTRUSTEE
Trustee or director
1$0$0
CHERYL STADLMANTRUSTEE
Trustee or director
1$0$0
MIESHA STOUTETRUSTEE
Trustee or director
1$0$0
DAVID TEDESCOTRUSTEE
Trustee or director
1$0$0
ANITA THEISENCHAIR
Trustee or director, Officer
1$0$0
JOHN TRUJILLOTRUSTEE
Trustee or director
1$0$0
RANDY VOIGTTRUSTEE
Trustee or director
1$0$0
MELANI WALTONTRUSTEE (THRU MAR 2024)
Trustee or director
1$0$0
JOHN WESTTRUSTEE
Trustee or director
1$0$0
CONNIE WILHELMTRUSTEE
Trustee or director
1$0$0
PETER WOOGTRUSTEE
Trustee or director
1$0$0
DOUG YOUNGTREASURER
Trustee or director, Officer
1$0$0
STEVE ZYLSTRATRUSTEE
Trustee or director
1$0$0
BRENDA VAN GELDERSENIOR VP OF FINANCE
Officer
40$0$0
990 for the year ended June 30, 2023: 54 people
NameTitleHours / weekCompensationOther / benefits
GUY LABINETHE HAZEL A. HARE PRESIDENT AND & CEO
Officer
40$341,247$13,255
DEAN BRIERESENIOR VP OF STRATEGIC PROJECT
Officer
40$234,768$11,067
TAMARA L STEWARTCHIEF DEVELOPMENT OFFICER
Highest-paid employee
40$143,413$8,326
JUDITH GOLDFADERCHIEF BUSINESS DEVELOPMENT
Highest-paid employee
40$142,755$8,307
BETH C NICKELCHIEF ACADEMIC OFFICER
Highest-paid employee
40$114,219$3,827
CAROLINE ALTAMIRANOSENIOR VP OF HUMAN RESOURCES
Highest-paid employee
40$108,862$7,290
KRISTINA CELIKSENIOR VP, MARKETING
Highest-paid employee
40$104,803$7,168
JENNIFER BOOTHSENIOR VP OF FINANCE
Officer
40$77,838$4,012
REBECCA AILES-FINETRUSTEE
Trustee or director
1$0$0
AMANDA CARTWRIGHTTRUSTEE
Trustee or director
1$0$0
CHRIS CAMPBELLTRUSTEE
Trustee or director
1$0$0
CHUCK CAREFOOTTRUSTEE
Trustee or director
1$0$0
ANDREW CHRISTENSENTRUSTEE
Trustee or director
1$0$0
JASON COOCHWYTEWATRUSTEE
Trustee or director
1$0$0
KATHERINE CORBINTRUSTEE
Trustee or director
1$0$0
MIKE DEBELLTRUSTEE
Trustee or director
1$0$0
STACY DERSTINETRUSTEE
Trustee or director
1$0$0
PAT EDWARDSTRUSTEE
Trustee or director
1$0$0
CURT FEUERTRUSTEE
Trustee or director
1$0$0
SUE GLAWETRUSTEE
Trustee or director
1$0$0
STEPHEN GOODTRUSTEE
Trustee or director
1$0$0
DERRICK HALLTRUSTEE
Trustee or director
1$0$0
ANGIE HARMONTRUSTEE
Trustee or director
1$0$0
JOHN HOOVERTRUSTEE
Trustee or director
1$0$0
DAVE HOWELLTRUSTEE
Trustee or director
1$0$0
HEIDI JANNENGATRUSTEE
Trustee or director
1$0$0
HOWARD KATZTRUSTEE
Trustee or director
1$0$0
KENRO KUSUMITRUSTEE
Trustee or director
1$0$0
LYNN MADONNATRUSTEE
Trustee or director
1$0$0
JEFF MAYTRUSTEE
Trustee or director
1$0$0
STEVEN MEGLITRUSTEE
Trustee or director
1$0$0
COURTNEY MIXONTRUSTEE
Trustee or director
1$0$0
RICK NAIMARKTRUSTEE
Trustee or director
1$0$0
TUCKER QUAYLETRUSTEE
Trustee or director
1$0$0
JANE ROIGTRUSTEE
Trustee or director
1$0$0
BRYAN SABATRUSTEE
Trustee or director
1$0$0
PETER SMITHTRUSTEE
Trustee or director
1$0$0
ROWAN SMITHTRUSTEE
Trustee or director
1$0$0
GINGER SPENCERTRUSTEE
Trustee or director
1$0$0
CHERYL STADLMANTRUSTEE
Trustee or director
1$0$0
MIESHA STOUTETRUSTEE
Trustee or director
1$0$0
DAVID TEDESCOTRUSTEE
Trustee or director
1$0$0
JOHN TRUJILLOTRUSTEE
Trustee or director
1$0$0
RANDY VOIGTTRUSTEE
Trustee or director
1$0$0
MELANI WALTONTRUSTEE
Trustee or director
1$0$0
JOHN WESTTRUSTEE
Trustee or director
1$0$0
CONNIE WILHELMTRUSTEE
Trustee or director
1$0$0
PETER WOOGTRUSTEE
Trustee or director
1$0$0
STEVEN ZYLSTRATRUSTEE
Trustee or director
1$0$0
ANITA THEISENCHAIR
Trustee or director, Officer
1$0$0
ROBERT MILLERVICE CHAIR
Trustee or director, Officer
1$0$0
MARY MARTUSCELLIPAST CHAIR
Trustee or director, Officer
1$0$0
DOUG YOUNGTREASURER
Trustee or director, Officer
1$0$0
BJ FREEMANSECRETARY
Trustee or director, Officer
1$0$0

Address and contacts

Address (IRS master file)
600 E WASHINGTON ST, PHOENIX, AZ 85004-2303
Principal officer (990 for 2024)
TAMARA STEWART, 600 E WASHINGTON, PHOENIX, AZ 85004
Signed the 990
TAMARA STEWART, HAZEL A HARE PRESIDENT/CEO
Phone
(602) 716-2000
Return prepared by
BAKER TILLY ADVISORY GROUP LP

Mission

TO INSPIRE, EDUCATE AND ENGAGE CURIOUS MINDS THROUGH SCIENCE.

990 for the year ended June 30, 2025

Program accomplishments

  • ARIZONA SCIENCE CENTER IMPACTS MORE THAN 800,000 STUDENTS, FAMILIES, EDUCATORS AND VISITORS ACROSS THE STATE IN ITS MISSION TO INSPIRE, EDUCATE, AND ENGAGE CURIOUS MINDS THROUGH SCIENCE. ARIZONA SCIENCE CENTER IS ONE OF THE MOST POPULAR CULTURAL AND EDUCATIONAL ATTRACTIONS IN ARIZONA AND IS THE ONLY RESOURCE OF ITS KIND IN THE STATE. ARIZONA SCIENCE CENTER FEATURES A FULL COMPLEMENT OF INFORMAL SCIENCE PROGRAMMING INCLUDING MORE THAN 300 HANDS-ON EXHIBITS, A GIANT SCREEN THEATER, DORRANCE PLANETARIUM, FEATURED EXHIBITIONS, LIVE DEMONSTRATIONS, CAMPS AND WORKSHOPS, ADULT LECTURES, AND SCHOOL SERVICES INCLUDING FIELD TRIPS, IN-CLASS OUTREACH PROGRAMS, TEACHER PROFESSIONAL DEVELOPMENT AND ACCESS TO OUR COMMUNITY-BASED MAKER-SPACE, CREATE. (CONTINUED ON SCHEDULE 0)ARIZONA SCIENCE CENTER CONTINUES TO BE A STATE LEADER IN PROVIDING INFORMAL SCIENCE EDUCATION EXPERIENCES THAT HAVE LONG-TERM IMPACT ON THE FUTURE OF OUR COMMUNITY. K-12 TEACHERS, SCHOOL LEADERS, AND PARENTS WERE PROVIDED ACCESS TO AN INNOVATIVE COMBINATION OF FORMAL AND INFORMAL PROFESSIONAL DEVELOPMENT RESOURCES TO ENHANCE STUDENT ACHIEVEMENT.ARIZONA SCIENCE CENTER'S ANNUAL VISITATION INCLUDES 100,000 SCHOOLCHILDREN AND TEACHERS REPRESENTING MORE THAN 100 CITIES AND TOWNS THROUGHOUT ARIZONA WHO VISIT THE CENTER, INCLUDING OVER 40,000 UNDERSERVED YOUTH WHO VISIT AT NO CHARGE THROUGH THE FOCUSED FIELD TRIPS PROGRAM. IN ADDITION, MORE THAN 90,000 CHILDREN AND ADULTS EXPERIENCED SCIENCE ON WHEELS OUTREACH PROGRAMS IN SCHOOLS AND COMMUNITY ORGANIZATIONS THROUGHOUT ARIZONA INCLUDING RURAL AREAS AND TRIBAL NATIONS.IN CREATE, A 6,500 - SQUARE FOOT COMMUNITY MAKER-SPACE, LOCATED ADJACENT TO THE SCIENCE CENTER BUILDING, INDIVIDUALS USED TRADITIONAL AND HIGH-TECH MACHINERY, TECHNOLOGY AND MATERIALS. GUESTS RECEIVED SUPERVISION AND TRAINING, ENCOURAGING INDIVIDUALS TO BE MORE EXPERIMENTAL, CREATIVE, INNOVATIVE, INDEPENDENT AND TECHNOLOGICALLY PROFICIENT. IN CREATE, MAKERS OF ALL AGES WERE ACTIVE, ENGAGED, PLAYFUL AND RESOURCEFUL WITH A NEWLY DEVELOPED SENSE OF CURIOSITY AND WONDER WITH NEW SKILLS AND AN INTRODUCTION TO OCCUPATIONS FOR WHICH THEY MAY BE SUITED.
    Expenses $8,774,097 · grants $40,000 · revenue $3,692,588

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
86-0390558
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1982
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$48,955,536
Income (IRS master file)
$18,892,429

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$16,616,619$12,569,768$48,955,536IRS
990June 2024$17,333,543$14,346,452$43,681,478XML
990June 2023$13,830,416$13,994,047$43,004,454XML
990June 2022$11,579,588$9,032,386$42,163,691IRS
990June 2021–––IRS
990June 2020–––IRS
990June 2019–––IRS
990June 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 86-0390558).

Questions about ARIZONA SCIENCE CENTER

What is the EIN of ARIZONA SCIENCE CENTER?
The employer identification number (EIN) of ARIZONA SCIENCE CENTER is 86-0390558.
Is ARIZONA SCIENCE CENTER tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1982.
Are donations to ARIZONA SCIENCE CENTER tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ARIZONA SCIENCE CENTER file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of ARIZONA SCIENCE CENTER due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ARIZONA SCIENCE CENTER last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of ARIZONA SCIENCE CENTER?
The 990 for the year ended June 30, 2025 names TAMARA STEWART.
Who are the officers and directors of ARIZONA SCIENCE CENTER?
The 990 for the year ended June 30, 2025 lists 52 people; 8 received compensation from the organization, the highest $299,944 (GUY LABINE, PRESIDENT & CEO).
How much revenue does ARIZONA SCIENCE CENTER have?
On its 990 for the year ended June 30, 2025 it reported revenue of $16,616,619, expenses of $12,569,768 and total assets of $48,955,536 at year end.

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