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Nonprofit · EIN 26-3690883

LIEBER INSTITUTE INC

Tax-exempt · BALTIMORE, MD 21205

Financials

$28.9M$31.4M2022$31.3M$32.6M2023$33.2M$35.2M2024
Revenue Expenses · by fiscal year end
Financials of LIEBER INSTITUTE INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$33,169,343$35,235,311-$2,065,968$35,367,628$12,425,757$22,941,871
June 30, 2024990$31,261,351$32,639,037-$1,377,686$35,095,508$11,492,905$23,602,603
June 30, 2023990$28,903,115$31,448,930-$2,545,815$36,656,603$12,690,938$23,965,665
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$23,732,564
of which government grants
$11,990,443
Program service revenue
$8,727,987
Investment income
$602,045
Net gain from sales of assets
$172,557
Other revenue
$106,747

Expenses

Grants and similar amounts paid
$1,847,613
Compensation of officers, directors and key employees
$2,494,217
Other salaries and wages
$12,381,172
Salaries, compensation and benefits (total)
$17,913,019
Professional fundraising fees
$0
Legal fees
$128,445
Accounting fees
$64,177
Occupancy
$3,410,892
Travel
$222,080
Depreciation
$1,201,457
Program services (functional)
$29,764,021
Management and general (functional)
$5,471,290

Balance sheet and other

Total assets, start of year
$35,095,508
Total assets, end of year
$35,367,628
Total liabilities, end of year
$12,425,757
Net assets, end of year
$22,941,871
Land, buildings and equipment
$3,005,711
Publicly traded securities
$20,683,145
Net assets without donor restrictions
$22,941,871
Gross receipts
$56,999,749
Employees
142
Volunteers
9
Year formed
2008
State of legal domicile
MD

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
DANIEL R WEINBERGERCEO & DIRECTOR
Trustee or director, Officer
40$762,004$29,107
ELAINE JONESCHIEF OPERATING OFFICER
Officer
40$458,718$10,250
THOMAS MICHAEL HYDECHIEF MEDICAL OFFICER
Officer
40$425,522$29,107
ANDREW MASLANCFO & TREASURER
Officer
40$369,789$35,151
JAMES BARROWASSOC. DIR. OF DRUG DISCOV
Key employee
40$315,562$35,151
KERI MARTINOWICHLEAD INVESTIGATOR
Highest-paid employee
40$288,375$35,009
GEOFF DELIZZIOCHIEF ADVANCEMENT OFFICER
Highest-paid employee
40$263,018$35,142
BRADY MAHERLEAD INVESTIGATOR
Highest-paid employee
40$223,132$34,328
JEAN DUBOSECHIEF OF STAFF
Highest-paid employee
40$238,685$9,824
JOEL E KLEINMANASSOC. DIR. OF CLINICAL SC
Highest-paid employee
40$207,170$28,387
KEN SONNENFELDDIRECTOR
Trustee or director
1$0$0
STEVEN SHARFSTEIN MDDIRECTOR
Trustee or director
1$0$0
GEOFFREY SIMONDIRECTOR
Trustee or director
1$0$0
MARY RUBINDIRECTOR
Trustee or director
1$0$0
TAMAR MALTZDIRECTOR
Trustee or director
1$0$0
5 more people on this return
NameTitleHours / weekCompensation
MILTON MALTZDIRECTOR
Trustee or director
1$0
ROBERT MUSEDIRECTOR
Trustee or director
1$0
DAN BROWNEDIRECTOR
Trustee or director
1$0
LANDON S KINGDIRECTOR
Trustee or director
1$0
HEIDI WAGNERDIRECTOR
Trustee or director
1$0
990 for the year ended June 30, 2024: 19 people
NameTitleHours / weekCompensationOther / benefits
DANIEL R WEINBERGERCEO & DIRECTOR
Trustee or director, Officer
40$758,489$28,054
THOMAS MICHAEL HYDECHIEF MEDICAL OFFICER
Officer
40$425,980$28,054
ELAINE JONESCHIEF OPERATING OFFICER
Officer
40$430,080$10,250
ANDREW MASLANCFO & TREASURER
Officer
40$357,638$33,598
JOEL E KLEINMANASSOC. DIR. OF CLINICAL SC
Highest-paid employee
40$358,560$28,054
JAMES BARROWASSOC. DIR. OF DRUG DISCOV
Key employee
40$319,918$33,759
KERI MARTINOWICHLEAD INVESTIGATOR
Highest-paid employee
40$224,632$32,986
JEAN DUBOSECHIEF OF STAFF
Highest-paid employee
40$228,486$9,757
SHIZHONG HANLEAD INVESTIGATOR, DATA SC
Highest-paid employee
40$199,635$32,583
BRADY MAHERLEAD INVESTIGATOR
Highest-paid employee
40$197,647$32,880
HERBERT PARDES MDCHAIRMAN OF THE BOARD
Trustee or director
1$0$0
STEVEN S SHARFSTEIN MDDIRECTOR
Trustee or director
1$0$0
GEOFFREY SIMONDIRECTOR
Trustee or director
1$0$0
MARY RUBINDIRECTOR
Trustee or director
1$0$0
TAMAR MALTZDIRECTOR
Trustee or director
1$0$0
MILTON MALTZDIRECTOR
Trustee or director
1$0$0
ROBERT MUSEDIRECTOR
Trustee or director
1$0$0
DANIEL R GETTSDIRECTOR
Trustee or director
1$0$0
LANDON S KINGDIRECTOR
Trustee or director
1$0$0
990 for the year ended June 30, 2023: 20 people
NameTitleHours / weekCompensationOther / benefits
DANIEL R WEINBERGERCEO & DIRECTOR
Trustee or director, Officer
40$763,001$26,761
THOMAS MICHAEL HYDECHIEF MEDICAL OFFICER
Officer
40$411,393$26,761
ELAINE JONESCHIEF OPERATING OFFICER
Officer
40$414,835$10,250
JOEL E KLEINMANASSOC. DIR. OF CLINICAL SC
Highest-paid employee
40$397,458$26,761
ANDREW MASLANCFO & TREASURER
Officer
40$347,452$32,033
JAMES BARROWASSOC. DIR. OF DRUG DISCOV
Key employee
40$337,058$32,049
BRADY MAHERLEAD INVESTIGATOR
Highest-paid employee
40$213,151$31,106
KERI MARTINOWICHLEAD INVESTIGATOR
Highest-paid employee
40$203,954$31,139
SHIZHONG HANLEAD INVESTIGATOR, DATA SC
Highest-paid employee
40$197,004$30,931
GREGORY CARRLEAD INVESTIGATOR
Highest-paid employee
40$191,487$31,267
HERBERT PARDES MDCHAIRMAN OF THE BOARD
Trustee or director
1$0$0
STEVEN S SHARFSTEIN MDDIRECTOR
Trustee or director
1$0$0
PAUL B ROTHMAN MDDIRECTOR
Trustee or director
1$0$0
GEOFFREY SIMONDIRECTOR
Trustee or director
1$0$0
MARY RUBINDIRECTOR
Trustee or director
1$0$0
TAMAR MALTZDIRECTOR
Trustee or director
1$0$0
MILTON MALTZDIRECTOR
Trustee or director
1$0$0
ROBERT MUSEDIRECTOR
Trustee or director
1$0$0
DANIEL R GETTSDIRECTOR
Trustee or director
1$0$0
LANDON S KINGDIRECTOR
Trustee or director
1$0$0

Address and contacts

Address (IRS master file)
855 NORTH WOLFE STREET SUITE 323, BALTIMORE, MD 21205-1503
In care of
% ANDREW MASLAN
Mailing address (990-N for 2008)
1210 Greacen Point Road, Mamaroneck NY 10543
Principal officer (990 for 2024)
ANDREW MASLAN, 855 N WOLFE ST 3RD FL, BALTIMORE, MD 21205
Principal officer (990-N for 2008)
Constance Lieber, 1210 Greacen Point Road, Mamaroneck NY 10543
Signed the 990
ANDREW MASLAN, CFO
Phone
(301) 450-2083
Website
LIBD.ORG
Return prepared by
CITRIN COOPERMAN ADVISORS LLC

Mission

THE MISSION OF THE INSTITUTE IS TO TRANSLATE BASIC GENETIC AND MOLECULAR MECHANISMS OF SCHIZOPHRENIA AND RELATED DEVELOPMENTAL BRAIN DISORDERS INTO CLINICAL ADVANCES THAT CHANGE THE LIVES OF AFFECTED INDIVIDUALS. IT IS CATALYZING A NEW UNDERSTANDING OF BRAIN DISEASE BY LINKING ADVANCES IN THE CONSTRUCTION AND FUNCTION OF THE HUMAN BRAIN WITH THE DEVELOPMENT OF NOVEL THERAPEUTIC STRATEGIES.

990 for the year ended June 30, 2025

Program accomplishments

  • CLINICAL SCIENCES: THE CLINICAL SCIENCE DIVISION INVESTIGATES MECHANISMS OF SCHIZOPHRENIA AND RELATED BRAIN DISORDERS IN CLINICAL STUDIES AND IN BIOLOGICAL MATERIAL FROM CLINICAL SAMPLES SPECIFICALLY ASCERTAINED, EVALUATED AND MANAGED BY INSTITUTE STAFF AND THROUGH COLLABORATIONS WITH JOHNS HOPKINS UNIVERSITY, THE NATIONAL INSTITUTE OF MENTAL HEALTH (NIMH), UNIVERSITY OF BARI (ITALY), MEDICAL COLLEGE OF VIRGINIA, MORGAN STATE UNIVERSITY AND OTHERS.
    Expenses $4,337,624 · grants $140,393 · revenue $792,348
  • BASIC SCIENCES: THE CREATION OF MODEL SYSTEMS AT THE INSTITUTE TO STUDY PSYCHIATRIC ILLNESS IS THE MAJOR GOAL OF THE BASIC SCIENCES RESEARCH PROGRAM. USING OUR UNIQUE COLLECTION OF HUMAN BRAIN MATERIAL AND INDUCED PLURIPOTENT STEM CELL LINES, WE ARE DEFINING THE MOLECULAR SIGNATURE OF DISEASE RISK. TO PROVIDE THE BASIS FOR THERAPEUTIC INTERVENTION WE ARE DEVELOPING NEW TECHNOLOGIES USING HUMAN STEM CELLS TO IDENTIFY THE FUNCTIONAL CONSEQUENCES OF GENETIC RISK FACTORS. THE GOAL OF THESE STUDIES IS THE IDENTIFICATION OF THERAPEUTIC TARGETS BASED ON THE MECHANISMS OF DISEASE.
    Expenses $17,260,462 · grants $1,707,220 · revenue $5,000
  • DRUG DISCOVERY: IMPROVED GENETIC UNDERSTANDING OF DISEASES OF BRAIN DEVELOPMENT IS REVEALING NEW DRUG DISCOVERY OPPORTUNITIES. GUIDED BY GENETICS, THE INSTITUTE'S DRUG DISCOVERY DIVISION IS INVESTIGATING NEW TARGETS FOR PSYCHIATRIC DISEASES, WITH THE GOAL OF VALIDATING INNOVATIVE APPROACHES THAT WILL LEAD TO NOVEL MEDICINES FOR PATIENTS SUFFERING FROM THESE CONDITIONS. THE DRUG DISCOVERY DIVISION MAINTAINS A STATE OF THE ART MEDICINAL CHEMISTRY LABORATORY AND UNIQUE CAPABILITIES IN TARGET VALIDATION.
    Expenses $8,165,935 · revenue $7,930,639

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
26-3690883
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Hospital or medical research organization
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2009
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Medical research (H48)
Assets (IRS master file)
$35,367,628
Income (IRS master file)
$56,999,749

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$33,169,343$35,235,311$35,367,628IRS
990June 2024$31,261,351$32,639,037$35,095,508IRS
990June 2023$28,903,115$31,448,930$36,656,603XML
990June 2022$22,894,222$29,512,998$31,106,210IRS
990June 2021–––IRS
990June 2020–––IRS
990June 2019–––IRS
990June 2018–––IRS
990-N for 2008
Officer: Constance Lieber
June 30, 2009≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 26-3690883).

Questions about LIEBER INSTITUTE INC

What is the EIN of LIEBER INSTITUTE INC?
The employer identification number (EIN) of LIEBER INSTITUTE INC is 26-3690883.
Is LIEBER INSTITUTE INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2009.
Are donations to LIEBER INSTITUTE INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does LIEBER INSTITUTE INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of LIEBER INSTITUTE INC due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did LIEBER INSTITUTE INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of LIEBER INSTITUTE INC?
The 990 for the year ended June 30, 2025 names ANDREW MASLAN.
Who are the officers and directors of LIEBER INSTITUTE INC?
The 990 for the year ended June 30, 2025 lists 20 people; 10 received compensation from the organization, the highest $762,004 (DANIEL R WEINBERGER, CEO & DIRECTOR).
How much revenue does LIEBER INSTITUTE INC have?
On its 990 for the year ended June 30, 2025 it reported revenue of $33,169,343, expenses of $35,235,311 and total assets of $35,367,628 at year end.

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