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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 39-4063753

CORNERSTONE ASSESSMENT INC

Tax-exempt · BEND, OR 97708

Financials

$359K$37K2025
Revenue Expenses · by fiscal year end
Financials of CORNERSTONE ASSESSMENT INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$359,143$36,918$322,225$324,234$2,014$322,220
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$345,056
Program service revenue
$13,569
Investment income
$2
Royalties
$516
Other revenue
$516

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$6,130
Other salaries and wages
$3,001
Salaries, compensation and benefits (total)
$9,131
Professional fundraising fees
$0
Program services (functional)
$5,082
Management and general (functional)
$31,836

Balance sheet and other

Total assets, start of year
$0
Total assets, end of year
$324,234
Total liabilities, end of year
$2,014
Net assets, end of year
$322,220
Net assets without donor restrictions
$322,220
Gross receipts
$359,143
Employees
2
Volunteers
0
Year formed
2025
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 / weekCompensation
Christopher KnightExecutive Director
Officer
15$25,200
Sonja KristicDirector
Trustee or director
0$0
Laurie GuidryDirector
Trustee or director
0$0
Judith SimsKnightPresident
Officer
15$0
Raymond KnightChief Clinical Researcher
Officer
10$0

Address and contacts

Address (IRS master file)
PO BOX 7901, BEND, OR 97708-7901
In care of
% CHRISTOPHER KNIGHT
Principal officer (990 for 2025)
Christopher Knight, 1327 NE Bear Creek Rd, Bend, OR 97701
Signed the 990
Christopher Knight, Executive Director
Phone
(877) 373-2844

Mission

Cornerstone Assessment develops and provides assessment tools that help individuals and organizations better understand human behavior improve relationships and support personal and organizational growth.

990 for the year ended December 31, 2025

Program accomplishments

  • Cornerstone Assessment developed and provided the MIDSA assessment a validated technology-enhanced psychological assessment tool designed for use by qualified professionals working in clinical and supervised settings. The assessment supports improved understanding of behavioral patterns treatment planning and monitoring of individuals in structured environments. During the year the organization conducted ongoing development and refinement of the assessment methodology generated analytical reports for users and maintained the supporting software platform. These activities directly further the organizations mission of advancing treatment outcomes and public safety.
    Expenses $5,082 · revenue $13,569

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, 2025Check at the IRS
2023December 31, 2023May 15, 2024Check at the IRS

IRS record

EIN
39-4063753
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2025
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$324,234
Income (IRS master file)
$359,143

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$359,143$36,918$324,234IRS

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 39-4063753).

Questions about CORNERSTONE ASSESSMENT INC

What is the EIN of CORNERSTONE ASSESSMENT INC?
The employer identification number (EIN) of CORNERSTONE ASSESSMENT INC is 39-4063753.
Is CORNERSTONE ASSESSMENT INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2025.
Are donations to CORNERSTONE ASSESSMENT INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CORNERSTONE ASSESSMENT 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 CORNERSTONE ASSESSMENT INC 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 CORNERSTONE ASSESSMENT INC 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 CORNERSTONE ASSESSMENT INC?
The 990 for the year ended December 31, 2025 names Christopher Knight.
Who are the officers and directors of CORNERSTONE ASSESSMENT INC?
The 990 for the year ended December 31, 2025 lists 5 people; 1 received compensation from the organization, the highest $25,200 (Christopher Knight, Executive Director).
How much revenue does CORNERSTONE ASSESSMENT INC have?
On its 990 for the year ended December 31, 2025 it reported revenue of $359,143, expenses of $36,918 and total assets of $324,234 at year end.

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