United Mechanical is a family-owned and operated business that offers a range of mechanical services throughout Wisconsin and northern Illinois. The company has been serving clients since 1926. It offers plumbing and piping services. The company provides installation and repair services for heating, ventilating, and air conditioning systems. United Mechanical offers a variety of design/build and engineering services. It also serves clients 24 hours a day, seven days a week. The company employs a staff of technicians, plumbers, and administrative and other support personnel. It operates several preventative maintenance programs. In addition, United Mechanical installs and repairs fire alarm systems.