EXHIBIT 1 --------- JOINT FILING AGREEMENT The undersigned hereby agree that this Statement on Schedule 13G with respect to the beneficial ownership of shares of Common Stock, no par value, of DataTrak International Inc. is filed jointly, on behalf of...

                                    EXHIBIT 1
                                    ---------

                             JOINT FILING AGREEMENT

         The undersigned hereby agree that this Statement on Schedule 13G with
respect to the beneficial ownership of shares of Common Stock, no par value, of
DataTrak International Inc. is filed jointly, on behalf of each of them.

Dated:   January 16, 2002

                               /s/ Xxxx Xxxxxxx
                               -------------------------------
                               Xxxx Xxxxxxx



                               /s/ Xxx Xxxxxxx
                               ----------------------------
                               Xxx Xxxxxxx


                               Apollo Capital Management Group, L.P.
                               By Apollo Capital Corp., its General Partner
                               /s/ Xxxx Xxxxxxx
                               -------------------------------
                               By:  Xxxx Xxxxxxx
                               Title:  President

                               Apollo Capital Corp.
                               /s/ Xxxx Xxxxxxx
                               -------------------------------
                               By:  Xxxx Xxxxxxx
                               Title:  President