On January 5, 2024, Ms. Sharon Villaverde, the Vice President and Chief Accounting Officer of Dycom Industries, Inc. (the ?Company?) tendered her resignation with the Company, effective March 1, 2024. Ms. Villaverde is resigning solely to pursue other opportunities and has indicated that her decision does not result from any disagreement with the Company?s management or its Board of Directors. On January 5, 2024, the Company?s Senior Vice President and Chief Financial Officer, Mr. H. Andrew DeFerrari, was appointed to also serve as the Company?s Principal Accounting Officer, effective immediately.

Mr. DeFerrari has served as the Company?s Senior Vice President and Chief Financial Officer since April 2008. Prior to that, Mr. DeFerrari was the Company?s Vice President and Chief Accounting Officer from November 2005 to April 2008 and was the Company?s Financial Controller from July 2004 to November 2005. Mr. DeFerrari was previously a senior audit manager with Ernst & Young Americas, LLC.