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Organizations Environmental Quality, Protection & Beautification The Holden Arboretum

The Holden Arboretum

Fiscal year ending 2023. Filed on August 13, 2024.

9500 Sperry Road
Kirtland, Ohio 44094

The Holden Arboretum (EIN: 34-0750346), also known as Holden Forests & Gardens, has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2023 IRS Form 990 filing, The Holden Arboretum, a 501(c)(3) charitable organization, reported compensation for 7 out of 250 total employees. Among the employees shown here, the average compensation is $196,996. The highest compensated employee at The Holden Arboretum is Jill Koski with fiscal year 2023 compensation of $433,940.

Revenue, expenses, and employee compensation

Revenue

$11,892,469

Expenses

$10,531,757

Employee compensation

$6,902,706
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Jill Koski
President&Ceo(Through 10/22)
$433,940
$401,940 No related comp$32,000
Kathleen Heflin
Interim Co-Pres.&Ceo and CFO
$247,342
$234,353 No related comp$12,989
Joel Alpern
Interim Co-Pres.&Ceo
$200,000
$200,000 No related compNo other comp
David Burke
Vice President, Science and Conservation
$177,344
$157,638 No related comp$19,706
Caroline Tait
Vice President, Horticulture and Collections
$127,809
$115,665 No related comp$12,144
Judith Tobin
Vice President, Human Resources
$122,541
$100,273 No related comp$22,268
Margaret Butzow
Assistant Secretary
$69,999
$0 $61,440 $8,559

Benchmark Employee Compensation

Non-Employee Board Members

Barbara Brown
Director
Catherine M Faust
Director
Charles F Walton
Director
Constance Norweb Abbey
Director
Cynthia A Moore-Hardy
Director
Deidrea L Otts
Director
Ellen W Jones Nordell
Director
Erin Kennedy Ryan
Director
Gary W Poth
Director
Jane Outcalt
Director
Joe Keithley
Director
Jonathan E Dick
Director

Contractors

Cemco Construction Corp.
Construction/Gen.Contr.Svcs
$471,059
Ashton Technology Solutions
Technology
$278,611
Brokaw
Marketing
$134,516
City Wide Facility Solutions
Custodial
$104,101

Mission Statement

THE HOLDEN ARBORETUM CONNECTS PEOPLE WITH THE WONDER, BEAUTY, AND VALUE OF TREES AND PLANTS, TO INSPIRE ACTION FOR HEALTHY COMMUNITIES.

Revisions to this organization profile

August 13, 2025:
2024 The Holden Arboretum 990 filed
August 13, 2024:
2023 The Holden Arboretum 990 filed
August 14, 2023:
2022 The Holden Arboretum 990 filed

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