Interstate Service Company, Inc., established in 1972 and based in Brentwood, Maryland, is a leading mechanical contractor providing comprehensive heating, ventilation, and air conditioning (HVAC) services. With over 50 years of experience, ISC has developed a strong reputation as a trusted partner for commercial and industrial mechanical systems in the Washington metropolitan area, servicing clients including government entities, property management firms, and various industries. The company specializes in the installation, maintenance, and repair of HVAC and refrigeration systems, ensuring peak efficiency and reliability for its clients.
ISC prides itself on its highly skilled workforce, which consists of journeymen steamfitters, certified welders, HVACR technicians, project managers, and administrative personnel who prioritize quality work and integrity. This commitment enables them to meet clients' budgetary and functional requirements consistently while keeping their operations running smoothly without mechanical failures. Additionally, their preventive maintenance programs help extend the lifecycle of HVAC systems, consequently saving on energy costs and minimizing downtime.
As a family-owned business, Interstate Service Company has a rich history, with its legacy passed down through generations. The current leadership continues to uphold the dedication to excellent customer service and a firm reputation for reliability. ISC serves a diverse range of clients, from churches and schools to shopping centers and hospitals, demonstrating their versatility in handling various mechanical system needs. With their focus on innovation, quality, and integrity, ISC continues to expand its reach and evolve alongside the industry, firmly establishing itself as a leader in the HVAC sector.
