Exhibit 99.1

Medical Staffing Network Holdings to Discuss Second Quarter 2007 Earnings
                          on August 9, 2007

    BOCA RATON, Fla.--(BUSINESS WIRE)--July 25, 2007--Medical Staffing
Network Holdings, Inc. (NYSE: MRN), the third largest healthcare
staffing company and the largest provider of per diem nurse staffing
services in the nation as measured by revenues, today announced that
it will report its earnings for the second quarter and six months
ended July 1, 2007, after the market closes on Wednesday, August 8,
2007. The Company's management will host a conference call and webcast
to discuss the earnings release at 11:00 a.m. Eastern time, on
Thursday, August 9, 2007.

    To listen to the call, participants should dial 1-888-343-2168
approximately ten minutes prior to the start time of the call. A
telephonic replay of the call may be accessed by dialing
1-800-633-8284 and entering access code 21343155. A replay will be
available from 1:00 p.m. Eastern time on Thursday, August 9, 2007,
through 6:00 p.m. on Friday, August 10, 2007. The conference call will
also be available through the Company's website at
http://www.msnhealth.com or at www.earnings.com. A 30-day online
replay will be available approximately an hour following the
conclusion of the live broadcast.

    Company Summary

    Medical Staffing Network Holdings, Inc. is the largest provider of
per diem nurse staffing services in the United States as measured by
revenues. The Company also provides travel nurse staffing services and
is a leading provider of allied health professionals, such as
radiology and diagnostic imaging specialists, clinical laboratory
specialists, rehabilitation specialists, pharmacists and respiratory
therapists and other similar healthcare vocations.

    CONTACT: Medical Staffing Network Holdings, Inc.
             Jeff Yesner, Vice President, Finance, 561-322-1303