Quanta Services to Present at The CitiGroup Small & Mid-Cap Conference

HOUSTON, March 14 /PRNewswire-FirstCall/ -- Quanta Services, Inc. (NYSE: PWR) today announced that the company will participate in the CitiGroup Investment Research Small & Mid-Cap Conference to be held March 17 - 19, 2008 at the Four Seasons Hotel in Las Vegas.

John R. Colson, chief executive officer and James H. Haddox, chief financial officer, are scheduled for a company presentation from 2:25 p.m. to 3:00 p.m. PDT on Monday, March 17, 2008. Quanta's presentation will be broadcast live over the Internet. The live web cast link will be available on the company's website at www.quantaservices.com and will also be archived for replay on the website.

Quanta Services, Inc. is a leading provider of specialized contracting services, delivering infrastructure network solutions for the electric power, natural gas, telecommunications and cable television industries. The company's comprehensive services include engineering, designing, installing, repairing and maintaining network infrastructure nationwide. With operations in all 50 states and Canada, Quanta has the manpower, resources and expertise to complete projects that are local, regional, national or international in scope.

    Contacts:  James Haddox, CFO             Ken Dennard / ksdennard@drg-e.com
               Reba Reid                     Kip Rupp / krupp@drg-e.com
               Quanta Services, Inc.         DRG&E
               713-629-7600                  713-529-6600

SOURCE Quanta Services, Inc.

Released March 14, 2008