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Nonprofit · EIN 47-2231080

ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES

Tax-exempt · SEATTLE, WA 98121

Financials

$25.8M$36M2023$25.5M$32.3M2024$24M$27.3M2025
Revenue Expenses · by fiscal year end
Financials of ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$24,030,198$27,278,501-$3,248,303$14,930,959$8,547,957$6,383,002
December 31, 2024990$25,521,018$32,275,657-$6,754,639$17,386,206$7,754,901$9,631,305
December 31, 2023990$25,796,659$35,992,831-$10,196,172$26,636,898$10,250,954$16,385,944
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$23,759,928
of which government grants
$978,340
Program service revenue
$0
Investment income
$194,163
Royalties
$55,146
Other revenue
$76,107

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$1,030,651
Other salaries and wages
$11,454,216
Salaries, compensation and benefits (total)
$15,282,573
Professional fundraising fees
$0
Legal fees
$150,830
Accounting fees
$206,991
Occupancy
$2,940,174
Travel
$135,959
Depreciation
$3,438,357
Program services (functional)
$21,937,702
Management and general (functional)
$5,340,799

Balance sheet and other

Total assets, start of year
$17,386,206
Total assets, end of year
$14,930,959
Total liabilities, end of year
$8,547,957
Net assets, end of year
$6,383,002
Land, buildings and equipment
$5,185,462
Net assets without donor restrictions
$6,383,002
Gross receipts
$24,030,198
Employees
108
Volunteers
1
Year formed
2014
State of legal domicile
DE

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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
JOHN STAMATOYANNOPOULOSPRES, SCIENTIFIC DIR., & TREASURER
Trustee or director, Officer
40$891,902$67,854
ALISTER FUNNELLDEPUTY DIRECTOR
Highest-paid employee
40$602,163$57,926
MICHAEL COCKRILLCHIEF TECHNOLOGY OFFICER
Highest-paid employee
40$400,938$75,572
JEFFREY VIERSTRAPRINCIPAL INVESTIGATOR
Highest-paid employee
40$356,878$63,670
THEO KNIJNENBURGDIRECTOR & FACULTY INVESTIGATOR
Highest-paid employee
40$332,450$58,165
CHANYA SWARTZDIRECTOR OF FINANCE AND CONTROLLER
Highest-paid employee
40$268,867$65,501
THOMAS GROHMANCORPORATE SECRETARY
Officer
1$70,895$0
HAL DIETZBOARD MEMBER
Trustee or director
1$50,000$0
PHILIP GREGORYBOARD MEMBER
Trustee or director
2$50,000$0
CHRISTINE DONAHUEBOARD MEMBER
Trustee or director
2$0$0
990 for the year ended December 31, 2024: 12 people
NameTitleHours / weekCompensationOther / benefits
JOHN STAMATOYANNOPOULOSPRES, SCIENTIFIC DIR., & TREASURER
Trustee or director, Officer
40$885,000$58,434
ALISTER FUNNELLDEPUTY DIRECTOR
Highest-paid employee
40$600,000$57,898
MICHAEL COCKRILLCHIEF TECHNOLOGY OFFICER
Highest-paid employee
40$400,000$75,576
JEFFREY VIERSTRAPRINCIPAL INVESTIGATOR
Highest-paid employee
40$350,000$63,184
THEO KNIJNENBURGDIRECTOR & FACULTY INVESTIGATOR
Highest-paid employee
40$325,000$58,120
CHAD LUNDBERGCHIEF OF STAFF THRU 09/24
Highest-paid employee
40$305,982$37,642
HAL DIETZBOARD MEMBER
Trustee or director
1$50,000$0
PETER HANDRINOSBOARD MEMBER THRU 05/24
Trustee or director
2$25,000$0
PHILIP GREGORYBOARD MEMBER
Trustee or director
2$12,500$0
THOMAS GROHMANCORPORATE SECRETARY
Officer
1$12,096$0
CHRISTINE DONOHUEBOARD MEMBER
Trustee or director
0.5$0$0
ERIK INGELSSONBOARD MEMBER THRU 05/24
Trustee or director
0.5$0$0
990 for the year ended December 31, 2023: 12 people
NameTitleHours / weekCompensationOther / benefits
JOHN STAMATOYANNOPOULOSSCIENTIFIC DIRECTOR & TREASURER
Trustee or director, Officer
40$885,000$49,349
ALISTER FUNNELLDEPUTY DIRECTOR
Highest-paid employee
40$600,000$55,152
CHAD LUNDBERGCHIEF OF STAFF
Highest-paid employee
40$450,000$53,663
MICHAEL COCKRILLCHIEF TECHNOLOGY OFFICER
Highest-paid employee
40$400,000$71,287
JEFFREY VIERSTRAPRINCIPAL INVESTIGATOR
Highest-paid employee
40$350,000$58,990
WILLIAM KERWIMPRINCIPAL INVESTIGATOR
Highest-paid employee
40$285,000$56,639
LORI TONNESGEN. COUNSEL & SECRETARY (THRU 6/23)
Officer
40$174,494$22,164
PETER HANDRINOSBOARD MEMBER
Trustee or director
2$50,000$0
HARRY DIETZBOARD MEMBER
Trustee or director
1$50,000$0
THOMAS GROHMANCORPORATE SECRETARY
Officer
1$11,762$0
ERIK INGELSSONBOARD MEMBER
Trustee or director
0.5$0$0
JOHN LEPOREBOARD MEMBER (PART YEAR)
Trustee or director
0.5$0$0

Address and contacts

Address (IRS master file)
2211 ELLIOTT AVE STE 600, SEATTLE, WA 98121-3626
In care of
% STEPHANIE SEILER
Principal officer (990 for 2025)
JOHN STAMATOYANNOPOULOS, 2211 ELLIOTT AVENUE 600, SEATTLE, WA 98121
Signed the 990
JOHN STAMATOYANNOPOULOS, PRES, SCIENTIFIC DIR., & TREAS
Phone
(206) 267-1091
Return prepared by
CLARK NUBER PS

Mission

THE MISSION OF THE ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES (ALTIUS) IS TO ADVANCE THE SCIENCE OF GENE REGULATION FOR THE BENEFIT OF HUMAN HEALTH.

990 for the year ended December 31, 2025

Program accomplishments

  • ALTIUS DIRECTLY CONDUCTS AN ACTIVE AND MULTIFACETED PROGRAM OF BASIC BIOMEDICAL RESEARCH IN THE FIELDS OF GENETICS, GENOMICS, EPIGENETICS AND BIOTECHNOLOGY. WE CONDUCT THE MAJORITY OF RESEARCH PROGRAMS DIRECTLY IN OUR OWN LABORATORIES LOCATED IN SEATTLE, WASHINGTON, AND ALSO COLLABORATE WITH ACADEMIC RESEARCH HOSPITALS. ALTIUS AIMS TO DISCOVER, DEVELOP, AND TRANSLATE FOR CLINICAL USE BOTH DATA AND TECHNOLOGIES THAT ILLUMINATE OR ENABLE THE CONTROL OF HUMAN GENES IN MEDICALLY IMPORTANT BIOLOGICAL CONTEXTS.
    Expenses $21,937,702

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 December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
47-2231080
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
2017
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Medical research (H20)
Assets (IRS master file)
$14,930,959
Income (IRS master file)
$24,030,198

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$24,030,198$27,278,501$14,930,959XML
990December 2024$25,521,018$32,275,657$17,386,206XML
990December 2023$25,796,659$35,992,831$26,636,898XML
990December 2022$55,346,565$54,165,332$39,729,559IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2018–––IRS
990December 2017–––IRS

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 47-2231080).

Questions about ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES

What is the EIN of ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES?
The employer identification number (EIN) of ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES is 47-2231080.
Is ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
Are donations to ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES 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 ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES?
The 990 for the year ended December 31, 2025 names JOHN STAMATOYANNOPOULOS.
Who are the officers and directors of ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES?
The 990 for the year ended December 31, 2025 lists 10 people; 9 received compensation from the organization, the highest $891,902 (JOHN STAMATOYANNOPOULOS, PRES, SCIENTIFIC DIR., & TREASURER).
How much revenue does ALTIUS INSTITUTE FOR BIOMEDICAL SCIENCES have?
On its 990 for the year ended December 31, 2025 it reported revenue of $24,030,198, expenses of $27,278,501 and total assets of $14,930,959 at year end.

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