Parkline Your browser does not support Javascript Parkline is the industry leader in manufacturing small pre-engineered metal buildings for the utility industry, oil and gas industries, telecommunications companies, hazardous waste facilities as well as many other industrial and commercial clients. With 30 years of experience, Parkline is 100% employee-owned and has more than 60,000 building systems installed throughout the United States. We specialize in manufacturing custom designed, small metal enclosures. Using only the highest quality steel, every Parkline self-framing building is designe