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Organizations Environmental Quality, Protection & Beautification Open Space Institute Inc.

Open Space Institute Inc.

Fiscal year ending 2022. Filed on November 10, 2023.

1370 Broadway 5th Floor
New York, New York 10018

Open Space Institute Inc. (EIN: 52-1053406) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2022 IRS Form 990 filing, Open Space Institute Inc., a 501(c)(3) charitable organization, reported compensation for 22 out of 81 total employees. Among the employees shown here, the average compensation is $280,520. The highest compensated employee at Open Space Institute Inc. is Christopher J Elliman with fiscal year 2022 compensation of $1,014,586.

Revenue, expenses, and employee compensation

Revenue

$2,141,539

Expenses

$1,715,812

Employee compensation

$727,004
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Christopher J Elliman
President and Chief Executive Officer
$1,014,586
$958,454 No related comp$56,132
Tally Blumberg
Chief Program Officer for Strategy
$384,647
$337,571 No related comp$47,076
Nathan Berry
Senior Vice President
$316,370
$275,857 No related comp$40,513
Lesley Kane Szynal
Director of Outdoors America
$316,083
$295,278 No related comp$20,805
Peter Howell
EXE Vice President Conserv. CAP and Research
$304,190
$270,456 No related comp$33,734
Samayla Deutch
Senior Vice President and General Counsel
$284,607
$249,838 No related comp$34,769
Alice Gleason
Senior Vice President for Finance, CFO
$275,254
$247,378 No related comp$27,876
Robert K Anderberg
Senior Vice President and General Counsel
$274,586
$239,180 No related comp$35,406
Kathleen Moser
Chief Conservation Officer
$272,162
$260,162 No related comp$12,000
Garraud Etienne
Chief Operating Officer
$269,959
$243,594 No related comp$26,365
Eileen Larabee
Senior Vice President for Communications
$269,876
$223,250 No related comp$46,626
Jeffrey Lejava
Vice President and Associate General Counsel
$264,258
$221,296 No related comp$42,962

Benchmark Employee Compensation

Non-Employee Board Members

Amelia Salzman
Co-Chairperson of the Board
Anson Frelinghuysen
Member
Carol Ash
Vice-Chairperson of the Board
Carolyn Niemczyk
Member
Dale S Bryk
Member
Douglas Bateson
Member
Elizabeth Borden
Member
Gilman S Burke
Member
Giorgios Vlamis
Member
Holly Hegener
Member
Hume R Steyer
Secretary
Jennene Tierney
Former Member

Contractors

Tahawus Trails LLC
Construction
$324,896
Paulus Sokolowski & Sartor LLC
Consulting
$218,345
Alan Front
Consulting
$127,368

Mission Statement

OSI PROTECTS LAND FOR CLEAN DRINKING WATER, PUBLIC RECREATION, HEALTHY COMMUNITIES, AND WILDLIFE HABITAT; AND TO CONSERVE INTACT FORESTS AND FLOODPLAINS THAT CAPTURE AND STORE CARBON AND PROTECT AGAINST INCREASINGLY DANGEROUS WEATHER EVENTS.

Revisions to this organization profile

November 7, 2025:
2024 Open Space Institute Inc. 990 filed
November 1, 2024:
2023 Open Space Institute Inc. 990 filed
November 10, 2023:
2022 Open Space Institute Inc. 990 filed

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