InfraSource Services, Inc. to Release 2007 First Quarter Results and Hold Conference Call on May 3, 2007

MEDIA, Pa., April 30  /PRNewswire-FirstCall/ -- InfraSource Services, Inc. (NYSE:IFS), one of the largest specialty contractors servicing electric, natural gas and telecommunications infrastructure in the United States, today announced that it will release its financial results for the quarter ended March 31, 2007 on May 3, 2007.

The earnings announcement will be released at 6:00 AM (ET) and will be available on the investors page of its website, http://www.infrasourceinc.com/

On that day, David R. Helwig, Chairman, President and CEO, and Terence R. Montgomery, Senior Vice President and CFO will host a conference call at 11:00 AM (ET).  The conference call will be webcast live and available for replay on the investors page of its website, http://www.infrasourceinc.com/. Interested parties without access to the internet may dial [phone] (listen-only mode). A telephone replay will be available shortly after the call. The telephone replay number is [phone]; Passcode: 3730816.

About InfraSource

InfraSource Services, Inc. (NYSE:IFS) is one of the largest specialty contractors servicing utility transmission and distribution infrastructure in the United States.  InfraSource designs, builds, and maintains transmission and distribution networks for utilities, power producers, and industrial customers.  Further information can be found at http://www.infrasourceinc.com/.

  CONTACT:
  John A. Curran
  610-480-8000
  

  Mahmoud Siddig
  212-889-4350
  

DATASOURCE: InfraSource Services, Inc.



CONTACT:  John A. Curran of InfraSource Services, Inc., [phone],

; or Mahmoud Siddig of Taylor Rafferty,

[phone], , for InfraSource Services,

Inc.



Web site:  http://www.infrasourceinc.com/ 

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