**EXHIBIT 31.1**

**CERTIFICATION**

| I, Charles   R. Osenbaugh, certify that:                                                                                                                                                                                                                                                                                                                              |
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| 1.          I have reviewed this quarterly   report on Form 10-QSB of Timeline, Inc.                                                                                                                                                                                                                                               |
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| 2.        Based   on my knowledge, this report does not contain any untrue statement of a   material fact or omit to state a material fact necessary to make the   statements made, in light of the circumstances under which such statements   were made, not misleading with respect to the period covered by this report.  |
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| 3.          Based on my knowledge, the financial   statements, and other financial information included in this report, fairly   present in all material respects the financial condition, results of   operations and cash flows of the registrant as of, and for, the periods   presented in this report.                        |
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| 4.          The registrant’s other certifying   officers and I are responsible for establishing and maintaining disclosure   controls and procedures (as defined in Exchange Act Rules 13a-15(e) and   15d-15(e)) for the registrant and we have:                                                                             |
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|                                                                                                                                                                                                                                                                                                                                                                  |           a.          Designed   such disclosure controls and procedures, or caused such disclosure controls   and procedures to be designed under our supervision, to ensure that material   information relating to the registrant, including its consolidated   subsidiaries, is made known to us by others within those entities,   particularly during the period in which this report is being prepared; |
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|                                                                                                                                                                                                                                                                                                                                                                  |           b.          Evaluated   the effectiveness of the registrant’s disclosure controls and procedures and   presented in this report our conclusions about the effectiveness of the   disclosure controls and procedures, as of the end of the period covered by   this report based on such evaluation; and |
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|                                                                                                                                                                                                                                                                                                                                                                  |           c.          Disclosed in   this report any change in the registrant’s internal control over financial   reporting that occurred during the registrant’s most recent fiscal quarter   that has materially affected, or is reasonably likely to materially affect,   the registrant’s internal control over financial reporting. |
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| 5.          The registrant’s other certifying   officers and I have disclosed, based on our most recent evaluation of   internal control over financial reporting, to the registrant’s auditors and   the audit committee of the registrant’s board of directors (or persons   performing the equivalent function): |
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|                                                                                                                                                                                                                                                                                                                                                                  |           a.          All   significant deficiencies in the design or operation of internal controls over   financial reporting which are reasonably likely to adversely affect the   registrant’s ability to record, process, summarize and report financial   information ; and |
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|                                                                                                                                                                                                                                                                                                                                                                  |           b.          Any fraud,   whether or not material, that involves management or other employees who have   a significant role in the registrant’s internal control over financial   reporting. |

 

| Date:  August 9, 2006 |   |                       |
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|                       |   | /s/ Charles   R. Osenbaugh |
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|                       |   | Charles R.   Osenbaugh     |
|                       |   | President,   CEO and CFO   |