SmarTrend is bearish on shares of PWR and our subscribers received a Downtrend alert on September 24, 2009 at $22.82, which has returned 10.9% to date.

Write to Chip Brian at cbrian@tradethetrend.com

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SmarTrend analyzes over 5,000 securities simultaneously throughout the trading day and provides its subscribers with trend change alerts in real time. To get a free trial of our trading calls and maximize your trading results, please visit http://www.TradeTheTrend.com.

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On Dec. 1 - 2, 2009, Mr. Colson and Mr. Haddox will present at the 2009 FBR Capital Markets Fall Investor Conference at the Grand Hyatt New York hotel in New York City. The presentation will take place on Tuesday, Dec. 1, 2009 starting at 1:35 p.m. Eastern Time.

Quanta's presentation for the Stephens, Inc. Fall Investment Conference and the 2009 FBR Capital Markets Fall Investor Conference will be broadcast live over the Internet. Live webcast links will be available on the company's Web site at www.quantaservices.com and will also be archived for replay on the Web site.

Quanta Services is a leading specialized contracting services company, delivering infrastructure solutions for the electric power, natural gas, telecommunications and cable television industries. The company's comprehensive services include designing, installing, repairing and maintaining network infrastructure nationwide. Additionally, Quanta provides point-to-point fiber optic telecommunications infrastructure and leasing in select markets and offers related design, procurement, construction and maintenance services. With operations throughout North America, Quanta has the manpower, resources and expertise to complete projects that are local, regional, national or international in scope.

    Contacts:  James Haddox, CFO          Kip Rupp / krupp@drg-e.com
               Reba Reid                  404-872-6764
               Quanta Services, Inc.      Ken Dennard / ksdennard@drg-e.com
               713-629-7600               713-529-6600
                                          DRG&E

SOURCE Quanta Services, Inc.

http://www.quantaservices.com

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Write to Chip Brian at cbrian@tradethetrend.com

---------------------------------------------------------------------------------------------

SmarTrend analyzes over 5,000 securities simultaneously throughout the trading day and provides its subscribers with trend change alerts in real time. To get a free trial of our trading calls and maximize your trading results, please visit http://www.TradeTheTrend.com.

Get exclusive, actionable insight into how the market is expected to trend prior to market open with our free morning newsletter. Sign up at: http://www.TradeTheTrend.com/signup.html

Expected next investor conference call information:
Conference Call Date: 11/4/2009
Conference Call Time (ET): 9:30 AM
Conference Call URL: http://www.videonewswire.com/event.asp?id=43452