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Prospectus Supplement No. 10
(To Prospectus dated August 22, 2006)
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Filed Pursuant to Rule 424(b)(3) and Rule 424(b)(7)
Registration Number 333-136819 |
$143,750,000
QUANTA SERVICES, INC.
3.75% Convertible Subordinated Notes Due 2026
and the Common Stock Issuable Upon Conversion of the Notes
This prospectus supplement relates to the resale by selling security holders of our 3.75%
Convertible Subordinated Notes Due 2026 and the shares of our common stock issuable upon conversion
of the notes.
This prospectus supplement should be read in conjunction with, and may not be delivered or
utilized without, the original prospectus dated August 22, 2006, Supplement No. 1 to such
prospectus dated August 31, 2006, Supplement No. 2 to such prospectus dated September 14, 2006,
Supplement No. 3 to such prospectus dated September 28, 2006, Supplement No. 4 to such prospectus
dated November 1, 2006, Supplement No. 5 to such prospectus dated January 11, 2007, Supplement No.
6 to such prospectus dated January 31, 2007, Supplement No. 7 to such prospectus dated April 25,
2007, Supplement No. 8 to such prospectus dated April 25, 2007 and Supplement No. 9 to such
prospectus dated July 9, 2007. The terms of the notes are set forth in the original prospectus.
Investing in these securities involves risks. See Risk Factors beginning on page 10 of the prospectus.
Neither the Securities and Exchange Commission nor any state securities commission has
approved or disapproved of the notes or the shares of common stock issuable upon conversion of the
notes or determined if the prospectus or this prospectus supplement is truthful or complete. Any
representation to the contrary is a criminal offense.
The date of this prospectus supplement is August 21, 2007.
SELLING SECURITY HOLDERS
The information in the table appearing under the heading Selling Security Holders in the
prospectus is amended by adding the information below with respect to persons not previously listed
in the prospectus and by supplementing the information with respect to other persons previously
listed in the prospectus that are listed below. This information was furnished to us by the selling
security holders listed below on or before August 17, 2007.
Based on information provided by the selling security holders, none of the selling security
holders has held any position or office or has had any material relationship with us within the
past three years.
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Shares of |
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Principal |
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Shares of |
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Common |
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Amount of |
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Common |
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Stock |
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Notes |
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Stock |
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Shares of |
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Beneficially |
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Percentage |
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Beneficially |
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Percentage |
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Beneficially |
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Common |
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Owned |
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of Common |
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Owned and |
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of Notes |
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Owned Prior |
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Stock |
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After |
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Stock |
Name |
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Offered |
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Outstanding |
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to Offering |
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Offered |
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Offering |
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Outstanding |
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US Bank FBO Essentia Health Services |
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$315,000 |
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* |
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14,057 |
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14,057 |
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* |
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Less than one percent |
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(1) |
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Calamos Advisors LLC, as the investment advisor to this security holder, has voting and
dispositive power over the securities held by this security holder. Nick Calamos is the head of
investments and co-chief investment officer of Calamos Advisors LLC. |