Exhibit 99.1 NEWS RELEASE February 28, 2024 DYCOM INDUSTRIES, INC. ANNOUNCES FISCAL 2024 FOURTH QUARTER AND ANNUAL RESULTS Fourth Quarter Highlights • Contract revenues of $952.5 million • Non-GAAP Adjusted EBITDA of $93.7 million, or 9.8% of contract revenues • Net Income of $23.4 million, or $0.79 per common share diluted Palm Beach Gardens, Florida, February 28, 2024 - Dycom Industries, Inc. (NYSE: DY) announced today its results for the fourth quarter ended January 27, 2024. Contract revenues increased ...