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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Organizations Environmental Quality, Protection & Beautification The Holden Arboretum

The Holden Arboretum

Fiscal year ending 2018. Filed on August 15, 2019.

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 2018 IRS Form 990 filing, The Holden Arboretum, a 501(c)(3) charitable organization, reported compensation for 10 out of 92 total employees. Among the employees shown here, the average compensation is $148,863. The highest compensated employee at The Holden Arboretum is Clement W Hamilton with fiscal year 2018 compensation of $295,927.

Revenue, expenses, and employee compensation

Revenue

$8,887,336

Expenses

$8,587,559

Employee compensation

$4,894,868
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Clement W Hamilton
Pres.&Ceo(Through 3/18)
$295,927
$269,729 No related comp$26,198
Jim Ansberry
Chief Financial Officer and Treasurer
$209,334
$181,890 No related comp$27,444
Paul C Spector
Vice President, Community Engagement
$166,349
$146,675 No related comp$19,674
Paul R Abbey
Interim President and Chief Executive Officer
$158,544
$158,544 No related compNo other comp
Brian C Parsons
Chief Planning Officer
$138,718
$113,763 No related comp$24,955
David Burke
Chair, Research
$137,689
$113,480 No related comp$24,209
Roger L Gettig
Vp-Horticulture
$130,085
$101,351 No related comp$28,734
Nancy Spelman
Chief Human Resources Officer
$128,675
$109,449 No related comp$19,226
Deborah Ryan
Assistant Secretary
$79,301
$65,376 No related comp$13,925
Jill Koski
Pres.&Ceo(As of 9/17)
$44,008
$39,776 No related comp$4,232

Benchmark Employee Compensation

Non-Employee Board Members

Andrew Coleman
Director
Barbara Brown
Director
Bradley Turner
Chair
Charles F Walton
Director
Constance Norweb Abbey
Director
Cynthia Moore-Hardy
Director
Debra Hershey Guren
Director
Deidrea Otts
Director
Ellen W Jones Nordell
Director
Erin Kennedy Ryan
Director
Gary W Poth
Director
Jane Outcalt
Director

Contractors

Minute Man
Seasonal Labor
$482,603
Carron Asphalt Paving Inc.
Construction
$251,862
Vizmeg Landscape Inc.
Landscape
$200,944
Bizedge Inc.
Technology
$143,134

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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Brooklyn, Ohio