About Alliance Trade Services
Alliance Trade Services, located in Upper Marlboro, offers reliable heating, cooling, plumbing, electrical, and commercial HVAC services for homes and businesses across Prince George’s County, Anne Arundel County, and northern Calvert and Charles counties. Their experienced team provides a wide range of services to keep properties comfortable year-round, including furnace repair, maintenance, and installation, heat pump and boiler services, emergency heating repair, AC repair, maintenance, and installation, as well as ductless mini splits. They also specialize in air quality solutions such as air purification, humidity control, UV lights, and air filtration. Customers consistently praise the company for their prompt response and professional service. Technicians like Ryan, John, and Bryan arrive quickly, often on urgent calls, even during holidays or late at night, and efficiently resolve issues such as thermostat replacements and AC repairs. The staff are friendly, patient, and knowledgeable, providing clear explanations and respectful communication. The company’s team is dedicated to customer satisfaction, offering detailed quotes and answering all questions thoroughly. Although not always the cheapest option, Alliance Trade Services is appreciated for their reliability, timely work, and quality service, making them a trusted choice for HVAC and related services in the area.
I had an excellent experience with Alliance Trade Services. The technician (John) who came out to my home was excellent. He was knowledgeable, professional, and took the time to explain what he was doing throughout the repair. He worked carefully, efficiently, and made sure everything was working properly before he left.
I also appreciated the communication throughout the process and felt the price was fair and reasonable for the work performed. After dealing with an AC problem during the summer, it was a relief to have someone come in, take care of the problem, and get my home cool again.
I'm very pleased with the service I received and would definitely...read full review
From the very beginning, scheduling the appointment and getting an estimate to the installation itself, everything was incredibly smooth and professional.
The entire crew was extremely helpful and took the time to explain every step of the process. They were very detail-oriented, careful, and respectful of my home. Honestly, the workmanship was so clean that after they left, you could hardly tell that an HVAC installation had even taken place.
What impressed me the most was the thorough testing they performed after the installation and before putting the system into operation. They were very rigorous in making sure everything was working properly and that...read full review
Our AC system stopped working on what was forecasted to be a super hot day. They got us on the schedule the same day. The engineer arrived early, found the problem almost immediately, got the part, and fixed it. We were up and running again, house cooling in about 2 hours. Brian was very nice and my husband and I were very pleased with the service. Would use them again!