Test & Balancing Inc

Thornton Service is a leading commercial HVAC company based in Rockville, MD, providing specialized heating, air conditioning, and energy solutions throughout the Washington metropolitan area. Established in 1994, with roots dating back to 1982, the company has over 35 years of experience in delivering reliable mechanical services to various industries, including healthcare, education, government, and mission-critical facilities. With a team of skilled technicians, Thornton Service focuses on preventive maintenance and repair of commercial heating and cooling systems, offering a range of services from emergency repairs to facilities management. The company tailors its services to meet the unique needs of each client, ensuring improved efficiencies and dependable support across diverse sectors. Generated from the website

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L.H. Cranston & Sons is a full-service mechanical and electrical contractor that specializes in design/build projects in the Baltimore area. The company has been in the contracting business for more than 50 years and performing design/build projects for nearly 30 years. It is responsible for providing the mechanical and electrical work on a number of projects, such as labs, facilities, office buildings, schools, theatres, warehouses and manufacturing facilities. The company s team specializes in service, preventive maintenance, design/build and installation of plumbing, heating and air conditioning/mechanical, electrical and building automation systems for office buildings, research and development laboratories, manufacturing facilities, distribution warehouses, private schools and hospitals. The company also provides customers with drain maintenance and cleaning services. L.H. Cranston & Sons is located in Timonium, Md.