Heavy Duty Trucking has acknowledged 20 trucking operations as HDT Top Green Fleets for the year 2025. These companies are at the forefront of the industry in terms of sustainability efforts, focusing on objectives like fuel efficiency, alternative fuels adoption, zero-emission vehicles, and eco-friendly facilities. Each year, nominations and submissions are reviewed by HDT's editors to identify the most deserving candidates. Key factors considered include the use of alternative fuels such as natural gas and renewables, deployment of zero-emission trucks like battery-electric or hydrogen fuel cell vehicles, top-notch fuel economy practices, innovative freight-efficiency strategies, cutting-edge green facilities, and a willingness to share best practices with others. Special attention is directed towards recent initiatives and forthcoming plans for sustainability. The concept of HDT Top Green Fleets awards commenced in 2013, and this year's selected honorees are showcased in the printed edition of Heavy Duty Trucking for March/April. Majority of the recognized companies have previously received this accolade multiple times. Noteworthy mentions go to repeat winners like NFI, Nussbaum Transportation, and M&M Cartage, boasting 12, 12, and 11 appearances respectively. Among the newcomers included are the DC Department of Public Works, King Fio Trucking, Talon Logistics, and WattEV. The 2025 HDT Top Green Fleets, listed alphabetically, feature companies such as 4Gen Logistics from Rialto, California, A Duie Pyle from West Chester, Pennsylvania, Artur Express from Hazelwood, Missouri, and more. Notable mentions include Knight-Swift Transportation, Ruan Transportation Management Systems, and Old Dominion Freight Line, all being recognized for their ongoing commitment to sustainability. The sentiment surrounding this recognition is overwhelmingly positive, applauding the efforts of these green fleets in driving the industry towards a more environmentally friendly future.