Great, thank you, Taddeo, and welcome, everyone, to Quanta Services conference call to review 2010 fourth quarter and full year results. Before I turn the call over to management, I have the normal housekeeping details to run through. If you would like to be on the email or fax distribution list to receive future press releases for Quanta, or if you had any technical difficulty this morning and did not receive your email or fax, please call our offices at DRG&L at (713) 529-6600. You can also sign up for email information alerts by going to the Investors & Media section of Quanta Services website at quantaservices.com. If you would like to listen to a replay of today's call, it will be available via webcast by also going to Quanta's website at quantaservices.com. In addition, there's a telephonic recorded instant replay that will be available for the next seven days, 24 hours a day, that can be accessed as set forth in the press release. Please remember that the information reported on this call speaks only as of today, February 23, 2011, and therefore you're advised that any time-sensitive information may no longer be accurate as of the time of any replay of this call. This conference call will include forward-looking statements intended to qualify under the Safe Harbor from liability established by the Private Securities Litigation Reform Act of 1995. These forward-looking statements include any statements reflecting Quanta's expectations, intentions, assumptions or beliefs about future events or performance or that do not solely relate to historical or current facts. Forward-looking statements involve certain risks, uncertainties and assumptions that are difficult to predict or are beyond Quanta's control, and actual results may differ materially from those expected or implied as forward-looking statements. Management cautions that you should not place undue reliance on Quanta's forward-looking statements, and Quanta does not undertake any obligation to update any forward-looking statements to reflect events or circumstances after this call. For additional information concerning some of the risks, uncertainties and assumptions that could affect Quanta's forward-looking statements, please refer to the company's annual report on Form 10-K for the year ended December 31, 2009, its quarterly reports on Form 10-Q and its other documents filed with the Securities and Exchange Commission, which may be obtained through the SEC's website at sec.gov. With that, I would now like to turn the call over to Mr. John Colson, Quanta's Chairman and CEO. John?