NORWELL, Mass.–(BUSINESS WIRE)–Clean Harbors, Inc. (“Clean Harbors” or the “Company”) (NYSE: CLH), the leading provider of environmental and industrial services throughout North America, today announced financial results for the first quarter ended March 31, 2025. “We began 2025 with a solid, first-quarter performance as our Environmental Services (ES) segment closed Q1 with a strong March helping to overcome unfavorable weather impacts early in the quarter and results in our Safety-Kleen Sus