| | | | |
| Exhibit | | | | |
| No. | | | | Description |
| 10.37 | | — | | Joinder Agreement and Fifth Amendment to Underwriting, Continuing Indemnity and Security Agreement dated as of May 17, 2012, among Federal Insurance Company, Liberty Mutual Insurance Company, Liberty Mutual Fire Insurance Company, Safeco Insurance Company of America, American Home Assurance Company, National Union Fire Insurance Company of Pittsburgh, PA, The Insurance Company of the State of Pennsylvania, Quanta Services, Inc., and the other Indemnitors identified therein (previously filed as Exhibit 10.2 to the Company’s Form 10-Q for the quarter ended June 30, 2012 (No. 001-13831) filed August 8, 2012 and incorporated herein by reference) |
| 10.38 | | — | | Sixth Amendment to Underwriting, Continuing Indemnity and Security Agreement dated as of December 3, 2012, among Federal Insurance Company, American Home Assurance Company, National Union Fire Insurance Company of Pittsburgh, PA, The Insurance Company of the State of Pennsylvania, Liberty Mutual Insurance Company, Liberty Mutual Fire Insurance Company, Safeco Insurance Company of America, Quanta Services, Inc., and the other Indemnitors identified therein (previously filed as Exhibit 10.32 to the Company’s Form 10-K for the year ended December 31, 2012 (No. 001-13831) filed March 1, 2013 and incorporated herein by reference) |
| 21.1ˆ | | — | | Subsidiaries |
| 23.1ˆ | | — | | Consent of PricewaterhouseCoopers LLP |
| 31.1ˆ | | — | | Certification of Chief Executive Officer pursuant to Rule 13a-14(a) of the Exchange Act, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
| 31.2ˆ | | — | | Certification of Chief Financial Officer pursuant to Rule 13a-14(a) of the Exchange Act, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
| 32.1† | | — | | Certification of Chief Executive Officer and Chief Financial Officer pursuant to Rule 13a-14(b) of the Exchange Act and 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |
| 101.INSˆ | | — | | XBRL Instance Document |
| 101.SCHˆ | | — | | XBRL Taxonomy Extension Schema Document |
| 101.CALˆ | | — | | XBRL Taxonomy Extension Calculation Linkbase Document |
| 101.LABˆ | | — | | XBRL Taxonomy Extension Label Linkbase Document |
| 101.PREˆ | | — | | XBRL Taxonomy Extension Presentation Linkbase Document |
| 101.DEFˆ | | — | | XBRL Taxonomy Extension Definition Linkbase Document |