Nonprofit · EIN 33-3433165
OEN - DAVENPORT PREP
Also known as DAVENPORT PREP
Tax-exempt · LITTLETON, CO 80120
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $0 | $548 | -$548 | $0 | $548 | -$548 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $0
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Management and general (functional)
- $548
Balance sheet and other
- Total assets, start of year
- $0
- Total assets, end of year
- $0
- Total liabilities, end of year
- $548
- Net assets, end of year
- -$548
- Net assets without donor restrictions
- -$548
- Gross receipts
- $0
- Employees
- 0
- Volunteers
- 0
- Year formed
- 2025
- State of legal domicile
- IA
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.
| Name | Title | Hours / week | Compensation | From related orgs |
|---|---|---|---|---|
| Manuel Mattke Director and Presiden | 7901 Southpark Plz, Suite 206, Littleton, CO 80120 Trustee or director, Officer | 1 | $0 | $1,999,014 |
| Steve Christensen Secretary and GC | 7901 Southpark Plz, Suite 206, Littleton, CO 80120 Officer | 0.5 | $0 | $315,554 |
| Mark Simmons VP and Treasurer | 7901 Southpark Plz, Suite 206, Littleton, CO 80120 Officer | 0.5 | $0 | $299,536 |
Address and contacts
- Address (IRS master file)
- 7901 SOUTHPARK PLAZA, LITTLETON, CO 80120-5629
- Principal officer (990 for 2024)
- Manuel Mattke, 7901 Southpark Plaza Suite 206, Littleton, CO 80120
- Signed the 990
- Manuel Mattke, President
- Phone
- (303) 962-0025
- Return prepared by
- Steven L Christensen
Mission
Own and operate an Iowa charter school in Davenport, Iowa.
Program accomplishments
- Startup and filing fees related to organization and qualification as a 501(c)(3) public charity (school).0
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | Check at the IRS |
IRS record
- EIN
- 33-3433165
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- School
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2025
- Accounting year ends
- June
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Education (B29)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $0 | $548 | $0 | 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 33-3433165).
Questions about OEN - DAVENPORT PREP
- What is the EIN of OEN - DAVENPORT PREP?
- The employer identification number (EIN) of OEN - DAVENPORT PREP is 33-3433165.
- Is OEN - DAVENPORT PREP tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2025.
- Are donations to OEN - DAVENPORT PREP tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does OEN - DAVENPORT PREP file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of OEN - DAVENPORT PREP 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 OEN - DAVENPORT PREP 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 OEN - DAVENPORT PREP?
- The 990 for the year ended June 30, 2025 names Manuel Mattke.
- Who are the officers and directors of OEN - DAVENPORT PREP?
- The 990 for the year ended June 30, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does OEN - DAVENPORT PREP have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $0, expenses of $548 and total assets of $0 at year end.
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