Nonprofit · EIN 46-2293521
CODESTOCK CORPORATION
Tax-exempt · KNOXVILLE, TN 37933
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| March 31, 2026 | 990-EZ | $110,610 | $21,128 | $89,482 | $135,252 | – | $135,252 |
| March 31, 2024 | 990-EZ | – | $24,927 | – | $48,424 | – | $48,424 |
| March 31, 2023 | 990-EZ | $59,742 | $135,191 | -$75,449 | $73,351 | – | $73,351 |
Financial details: 990-EZ for the year ended March 31, 2026
Revenue
- Program service revenue
- $110,610
Expenses
- Compensation of officers, directors and key employees
- $0
- Other expenses
- $21,128
- Program services (functional)
- $19,902
Balance sheet and other
- Total assets, start of year
- $45,770
- Total assets, end of year
- $135,252
- Total liabilities, end of year
- –
- Net assets, end of year
- $135,252
- Cash, savings and investments
- $135,252
- Gross receipts
- $110,610
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-EZ for the year ended March 31, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DON DEN UYL II | PRESIDENT | 1 | $0 |
| BRAD MILLER | SPONSORSHIP | 1 | $0 |
990-EZ for the year ended March 31, 2024: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DON DEN UYL II | PRESIDENT | 1 | $7,500 |
| BRAD MILLER | SPONSORSHIP | 1 | $7,500 |
990-EZ for the year ended March 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| DON DEN UYL II | PRESIDENT | 1 | $0 |
| BRAD MILLER | SPONSORSHIP | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 24346, KNOXVILLE, TN 37933-2346
- In care of
- % DON DEN UYL
- Mailing address (990-N for 2024)
- PO Box 24346, Knoxville TN 37933
- Principal officer (990-N for 2024)
- Don Den Uyl II, PO Box 24346, Knoxville TN 37933
- Signed the 990-EZ
- DON DEN UYL II, PRESIDENT
- Phone
- (865) 377-9224
- Website
- https://www.codestock.org/
- Return prepared by
- CULPEPPER CPA PLLC
Mission
CODESTOCK CORPORATION'S PURPOSE IS TO PROVIDE EDUCATION TO COMPUTER SCIENCE ENGINEERS, COMPUTER APPLICATION DEVELOPERS, AND OTHER TYPES OF ENGINEERS BY GIVING LECTURES, SLIDESHOWS, AND OTHER EDUCATIONAL MATERIAL IN SCHOOLS, LIBRARIES, AND OTHER PUBLIC VENUES, AS WELL AS UTILIZING SOCIAL MEDIA CHANNELS AND THE CORPORATION'S WEBSITE TO PROVIDE FACTS, STATICS, AND OTHER RELATED DATA ON THE CONTINUING CHANGE IN THE COMPUTER APPLICATION DEVELOPMENT FIELD.
Program accomplishments
- ANNUAL TECHNOLOGY CONFERENCE FOR DEVELOPERS. THE CONFERENCE SPANS TWO FULL DAYS AND IS PACKED WITH TECHNICAL AND ENTREPRENEURIAL CONTENT. IN MOST YEARS, THERE WERE OVER 800 ATTENDEES WITH A HOST OF SPEAKERS PRESENTING ON VARIOUS TOPICS THAT SPAN THE GAMUT FROM BEST PRACTICE ENTERPRISE SOFTWARE DEVELOPMENT TO CUTTING EDGE WEB TECHNIQUES TO MANAGING A TECHNICAL ENTREPRENEURIAL ENDEAVOR.Expenses $19,902
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 March, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | March 31, 2026 | August 17, 2026 | 990-EZ on file |
| 2024 | March 31, 2025 | August 15, 2025 | 990-N on file |
| 2023 | March 31, 2024 | August 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 46-2293521
- 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
- 2014
- Accounting year ends
- March
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Science and technology (U20)
- Assets (IRS master file)
- $135,252
- Income (IRS master file)
- $110,610
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | March 2026 | $110,610 | $21,128 | $135,252 | XML |
| 990-N for 2024 Officer: Don Den Uyl II | March 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | March 2024 | – | $24,927 | $48,424 | XML |
| 990-EZ | March 2023 | $59,742 | $135,191 | $73,351 | XML |
| 990-EZ | March 2022 | – | – | – | IRS |
| 990-EZ | March 2021 | – | – | – | IRS |
| 990-EZ | March 2020 | – | – | – | IRS |
| 990 | March 2019 | – | – | – | IRS |
| 990-N for 2013 Officer: Don Den Uyl | March 31, 2014 | ≤ $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 46-2293521).
Questions about CODESTOCK CORPORATION
- What is the EIN of CODESTOCK CORPORATION?
- The employer identification number (EIN) of CODESTOCK CORPORATION is 46-2293521.
- Is CODESTOCK CORPORATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to CODESTOCK CORPORATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CODESTOCK CORPORATION 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 CODESTOCK CORPORATION due?
- The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CODESTOCK CORPORATION last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended March 2026.
- Who is the principal officer of CODESTOCK CORPORATION?
- The 990-N for 2024 names Don Den Uyl II.
- Who are the officers and directors of CODESTOCK CORPORATION?
- The 990-EZ for the year ended March 31, 2026 lists 2 people; 0 received compensation from the organization.
- How much revenue does CODESTOCK CORPORATION have?
- On its 990-EZ for the year ended March 31, 2026 it reported revenue of $110,610, expenses of $21,128 and total assets of $135,252 at year end.
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