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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 Open Space Institute Land Trust Inc.

Open Space Institute Land Trust Inc.

Fiscal year ending 2024. Filed on November 7, 2025.

1370 Broadway 5th Floor
7338
New York, New York 10018

Open Space Institute Land Trust Inc. (EIN: 13-3028060) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Open Space Institute Land Trust Inc., a 501(c)(3) charitable organization, reported compensation for 19 employees. Among the employees shown here, the average compensation is $284,561. The highest compensated employee at Open Space Institute Land Trust Inc. is Tally Blumberg with fiscal year 2024 compensation of $403,844.

Revenue, expenses, and employee compensation

Revenue

$73,114,837

Expenses

$30,031,620

Employee compensation

$11,311,871
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Tally Blumberg
Executive Vice President
$403,844
$0 $353,363 $50,481
Lars Kulleseid
President and CEO (Incoming 04/24)
$390,754
$0 $354,094 $36,660
Nathan Berry
Chief LAND, Protection Officer
$383,415
$0 $357,268 $26,147
Eileen Larabee
Chief External Affairs Officer
$364,219
$0 $312,955 $51,264
Christopher J Elliman
President and CEO (Outgoing 05/24)
$346,723
$0 $317,173 $29,550
Samayla Deutch
Senior Vice President and General Counsel
$307,448
$0 $270,153 $37,295
Alice Gleason
Senior Vice President for Finance and CFO
$291,935
$0 $264,789 $27,146
Kathleen Moser
Chief Conservation/Policy
$288,027
$0 $276,027 $12,000
Robert K Anderberg
Senior Vice President and General Counsel
$286,207
$0 $248,235 $37,972
Jeffrey Lejava
Vice President and Associate General Counsel
$276,779
$0 $229,264 $47,515
Jennie Greer
Senior Vice President of Philanthropy
$265,605
$0 $222,219 $43,386
Maria Whitehead
Vice President of LAND, Southeast
$262,092
$0 $213,119 $48,973

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
Gigi Mortimer
Member
Giorgios Vlamis
Member
Holly Hegener
Member
Hume R Steyer
Secretary
John Ernst
Member

Mission Statement

OSILT SUPPORTS OSI'S MISSION TO PROTECT 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 Land Trust Inc. 990 filed
October 25, 2024:
2023 Open Space Institute Land Trust Inc. 990 filed
October 16, 2023:
2022 Open Space Institute Land Trust Inc. 990 filed

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