Exhibit 21.1


                              SUBSIDIARIES OF THE REGISTRANT




Assignment Ready, Inc., a Delaware corporation, is a wholly owned subsidiary
of EnviroStaff, Inc., a Minnesota corporation, which in turn is a wholly
owned subsidiary of the Registrant.  Assignment Ready, Inc. does business
under the names "Lab Support," "Healthcare Financial Staffing," "Clinical Lab
Staff," and "Diagnostic Imaging Staff".

OTHER SUBSIDIARIES OF THE REGISTRANT ARE OMITTED FROM THIS EXHIBIT PURSUANT TO
REGULATION S-K 601(b)(21)(ii).