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Lowell Observatory

FLAGSTAFF, AZ EIN: 86-0098918 Website

THE MISSION OF LOWELL OBSERVATORY IS TO PURSUE THE STUDY OF ASTRONOMY, ESPECIALLY THE STUDY OF OUR SOLAR SYSTEM AND ITS EVOLUTION; TO CONDUCT PURE RESEARCH IN ASTRONOMICAL PHENOMENA; AND TO MAINTAIN QUALITY PUBLIC EDUCATION AND OUTREACH PROGRAMS TO BRING THE RESULTS OF ASTRONOMICAL RESEARCH TO THE PUBLIC.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$102.6M

+20.1% YoY

Annual Giving

$175K

-59.6% YoY

Grant Count

4

-33.3% YoY

Avg Grant Size

$44K

-39.4% YoY

About Lowell Observatory

Based on IRS filings

Lowell Observatory is a nonprofit organization focused on Science & Technology, based in FLAGSTAFF, AZ. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $102.6M in total assets. In 2024, it awarded 4 grants totaling $175K. Net investment income was $87K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

6states

Cities

CambridgeCollege ParkFlagstaffOrlandoPittsburghTempeTucsonWest Lafayette

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$6M$13M$19M$25M20202021202220232024
Metric202420232022
Total Assets$102,618,903$85,437,670$78,976,661
Revenue$11,946,368$20,163,990$20,035,165
Expenses$19,482,906$18,645,161$19,188,129
Qualifying Distributions
Net Investment Income$86,613$-3,613,217$395,184
Distributable Amount

Giving Over Time

Total grant dollars and number of grants per year

$0$286K$571K$857K$1M10 grants20206 grants20217 grants20226 grants20234 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 4 recipients in 2024

NORTHERN ARIZONA UNIVERS…$95KUNIVERSITY OF MARYLAND -…$47KNORTHERN ARIZONA UNIVERS…$18KPLANETARY SCIENCE INSTIT…$16K

Grant Size Distribution

33 grants across all recorded years

18<$50K9$50–100K2$100–250K3$250–500K1$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Northern Arizona University ($94,935), University of Maryland - College Park ($46,723), Northern Arizona University ($17,752).

RecipientPurposeAmount
NORTHERN ARIZONA UNIVERSITY FLAGSTAFF, AZNASA GRANT - SUBAWARD COLLABORATION RESEARCH$94,935
UNIVERSITY OF MARYLAND - COLLEGE PARK COLLEGE PARK, MDNASA GRANT - SUBAWARD COLLABORATION RESEARCH$46,723
NORTHERN ARIZONA UNIVERSITY FLAGSTAFF, AZNSF GRANT - SUBAWARD COLLABORATION RESEARCH$17,752
PLANETARY SCIENCE INSTITUTE TUCSON, AZNASA GRANT - SUBAWARD COLLABORATION RESEARCH$15,741

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

HALL JEFFREYEXECUTIVE DIRECTOR$202KCURRIE LESLIECHIEF PHILANTHROPY OFFICER$189KMASSEY PHILIPASTRONOMER$185KBOSH AMANDAEXECUTIVE DIRECTOR/COO$183KWEST MICHAELASTRONOMER$181KLEVINE STEPHENDIRECTOR OF EDUCATION$180KHUNTER DEIDREASTRONOMER$180KLABRUZZO ANNECHIEF FINANCIAL OFFICER$177KVAN BELLE GERARD TDIRECTOR OF SCIENCE$164KPRATO LISA AASTRONOMER$158KKUEHN KYLERDIRECTOR OF TECHNOLOGY$157KGRUNDY WILLIAMASTRONOMER$154KPUTNAM LOWELLTRUSTEE$6

From 2024 filing

NameTitleHoursCompensation
HALL JEFFREYEXECUTIVE DIRECTOR40$201,538
BOSH AMANDAEXECUTIVE DIRECTOR/COO40$182,918
CURRIE LESLIECHIEF PHILANTHROPY OFFICER38$188,531
HUNTER DEIDREASTRONOMER40$179,553
MASSEY PHILIPASTRONOMER40$184,820
LEVINE STEPHENDIRECTOR OF EDUCATION40$180,027
LABRUZZO ANNECHIEF FINANCIAL OFFICER36$176,555
VAN BELLE GERARD TDIRECTOR OF SCIENCE40$163,586
WEST MICHAELASTRONOMER40$180,726
KUEHN KYLERDIRECTOR OF TECHNOLOGY40$156,865
GRUNDY WILLIAMASTRONOMER40$153,632
PRATO LISA AASTRONOMER40$158,354
PUTNAM LOWELLTRUSTEE30$6

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is Lowell Observatory?

Lowell Observatory is a nonprofit organization focused on Science & Technology, based in FLAGSTAFF, AZ. It holds $102.6M in total assets as of 2024.

How large is Lowell Observatory?

As of 2024, Lowell Observatory holds $102.6M in total assets with $11.9M in annual revenue. It awarded 4 grants totaling $175K in 2024.

Where does Lowell Observatory operate?

Lowell Observatory has awarded grants in Arizona, Florida, Indiana, Massachusetts, Maryland, Pennsylvania.

What size grants does Lowell Observatory award?

In 2024, Lowell Observatory awarded 4 grants totaling $175K — an average of about $44K per grant, based on its IRS Form 990 filings.

What is Lowell Observatory's EIN?

Lowell Observatory's EIN (Employer Identification Number) is 86-0098918. IRS Form 990 filing data is available on this page for 2020–2024.

Explore Open Grants

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Related Funders

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Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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