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                                                                    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
"EnviroStaff."

Other subsidiaries of the Registrant are omitted from this exhibit pursuant to
Regulation S-K 601(b)(21)(ii).


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