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Nonprofit · EIN 83-4658977

CUREGRIN FOUNDATION

Tax-exempt · PARKER, CO 80134

Financials

$423K$836K2022$539K$499K2023$610K$451K2024
Revenue Expenses · by fiscal year end
Financials of CUREGRIN FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
April 30, 2025990$609,541$450,895$158,646$1,064,878$459,683$605,195
April 30, 2024990$538,540$499,419$39,121$886,582$440,033$446,549
April 30, 2023990$422,728$836,416-$413,688$903,042$495,613$407,429
Financial details: 990 for the year ended April 30, 2025

Revenue

Contributions, gifts and grants
$595,495
Program service revenue
$2,250
Investment income
$11,796
Other revenue
$0

Expenses

Grants and similar amounts paid
$141,615
Compensation of officers, directors and key employees
$103,599
Other salaries and wages
$77,229
Salaries, compensation and benefits (total)
$189,426
Professional fundraising fees
$0
Legal fees
$2,107
Accounting fees
$15,179
Travel
$18,503
Program services (functional)
$356,020
Management and general (functional)
$40,928
Fundraising (functional)
$53,947

Balance sheet and other

Total assets, start of year
$886,582
Total assets, end of year
$1,064,878
Total liabilities, end of year
$459,683
Net assets, end of year
$605,195
Net assets without donor restrictions
$396,151
Net assets with donor restrictions
$209,044
Gross receipts
$609,541
Employees
4
Volunteers
40
Year formed
2019
State of legal domicile
CO

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 April 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
Keith McArthurExecutive Director
Officer
40$85,570
Denise SaxondaleBoard Member
Trustee or director
20$18,029
Natasha LesmanaBoard Member
Trustee or director
2$0
Paulo DominguesBoard Member
Trustee or director
2$0
Kaitlyne LeblancBoard Member
Trustee or director
2$0
Briana KuprasBoard Member
Trustee or director
2$0
Leone Le TexierBoard Member
Trustee or director
2$0
Steve RustBoard Member
Trustee or director
2$0
Lana NovakovicBoard Member
Trustee or director
2$0
Abigail LevyBoard Member
Trustee or director
2$0
Heather BeckerBoard Member
Trustee or director
2$0
Robert YockeyTreasurer
Trustee or director, Officer
2$0
Tina RobertsSecretary
Trustee or director, Officer
2$0
Heather CartwrightBoard Chair
Trustee or director, Officer
2$0
990 for the year ended April 30, 2024: 13 people
NameTitleHours / weekCompensation
Keith McArthurCEO
Trustee or director, Officer
40$80,000
Denise RehnerPresident
Trustee or director, Officer
20$39,952
Leone Le TexierBoard Member
Trustee or director
2$0
Briana KuprasBoard Member
Trustee or director
2$0
Steve RustBoard Member
Trustee or director
2$0
Abigail LevyBoard Member
Trustee or director
2$0
Lana NovakovicBoard Member
Trustee or director
2$0
Paulo DominguesBoard Member
Trustee or director
2$0
Natasha LesmanaBoard Member
Trustee or director
2$0
Kaitlyne LeblancBoard Member
Trustee or director
2$0
Robert YockeyTreasurer
Trustee or director, Officer
2$0
Tina RobertsSecretary
Trustee or director, Officer
2$0
Heather CartwrightBoard Chair
Trustee or director, Officer
2$0
990 for the year ended April 30, 2023: 9 people
NameTitleHours / weekCompensation
Keith McArthurCEO
Trustee or director, Officer
40$75,000
Denise RehnerPresident
Trustee or director, Officer
20$35,000
Paulo DominguesBoard Member
Trustee or director
2$0
Kaitlyne LeblancBoard Member
Trustee or director
2$0
Jillian HastingsBoard Member
Trustee or director
2$0
Natasha LesmanaBoard Member
Trustee or director
2$0
Robert YockeyTreasurer
Trustee or director, Officer
2$0
Heather CartwrightBoard Chair
Trustee or director, Officer
2$0
Tina RobertsSecretary
Trustee or director, Officer
2$0

Address and contacts

Address (IRS master file)
17096 E DEWBERRY DR, PARKER, CO 80134-8829
In care of
% KEITH MCARTHUR
Mailing address (990-N for 2018)
5732 Regal Oak Lane, Parker CO 80134
Principal officer (990 for 2024)
Keith McArthur, 4845 Pearl East Circle PMB 364983 S, Boulder, CO 803016112
Principal officer (990-N for 2018)
Denise Rehner, 5732 Regal Oak Lane, Parker CO 80134
Signed the 990
KEITH MCARTHUR, Executive Director
Phone
(720) 897-5183
Return prepared by
Mullins PC

Mission

Seeking treatments and cures for GRI Disorders.

990 for the year ended April 30, 2025

Program accomplishments

  • CureGRINs programs fall into two categories. 1) Improving the lives of people around the world living with GRI Disorders (GRIN, GRIA, GRIK and GRID), and their families, through research, education and connectivity. These programs include GRIConnect, development of education content and the family ambassador program. 2) Working with scientists, clinicians and the biopharm industry to drive research and cures. These programs include in-house Research, GRI Genes Roundtable and biopharm engagement.
    Expenses $214,405 · revenue $2,250
  • CureGRIN awarded 2 grants worth $141,616 in the fiscal year. These included $79,170 to the University of Miami to study gastrointestinal issues in GRIN Disorders, and $62,445 to the University of Sussex to study treatment implications of interactions between proteins encoded by GRIN2A and GRIN2B genes.
    Expenses $141,615 · grants $141,615

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

Tax yearYear endedDueIRS public records
2025April 30, 2026September 15, 2026Not on file
2024April 30, 2025September 15, 2025990 on file
2023April 30, 2024September 16, 2024990 on file

IRS record

EIN
83-4658977
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2019
Accounting year ends
April
Files
Form 990 or 990-EZ
Assets (IRS master file)
$1,064,878
Income (IRS master file)
$609,541

Filing history

FormYear endedRevenueExpensesAssetsReturn
990April 2025$609,541$450,895$1,064,878XML
990April 2024$538,540$499,419$886,582XML
990April 2023$422,728$836,416$903,042XML
990April 2022$440,714$250,433$824,184IRS
990April 2021–––IRS
990-N for 2018
Officer: Denise Rehner
April 30, 2019≤ $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 83-4658977).

Questions about CUREGRIN FOUNDATION

What is the EIN of CUREGRIN FOUNDATION?
The employer identification number (EIN) of CUREGRIN FOUNDATION is 83-4658977.
Is CUREGRIN FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
Are donations to CUREGRIN FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CUREGRIN FOUNDATION 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 CUREGRIN FOUNDATION due?
The return for tax year 2025 (the year ending April 30, 2026) is due September 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CUREGRIN FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended April 2025.
Who is the principal officer of CUREGRIN FOUNDATION?
The 990 for the year ended April 30, 2025 names Keith McArthur.
Who are the officers and directors of CUREGRIN FOUNDATION?
The 990 for the year ended April 30, 2025 lists 14 people; 2 received compensation from the organization, the highest $85,570 (Keith McArthur, Executive Director).
How much revenue does CUREGRIN FOUNDATION have?
On its 990 for the year ended April 30, 2025 it reported revenue of $609,541, expenses of $450,895 and total assets of $1,064,878 at year end.

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