Puffer-Sweiven serves more than 5,000 customers each year via 15 offices located throughout the United State, South America and Central America. Puffer-Sweiven is a solutions provider for process and flow control within the oil and gas, pulp and paper, refining, petrochemical, utility and power industries. The company also provides products and services to the engineering contractors who serve these industries. Puffer-Sweiven s products include control systems, safety instrumentation, pressure protection, valve automation and regulators. The company also has a variety of services that include actuator and valve repair, asset management, instrument services, spares consignment and education and training. Puffer-Sweiven was founded in 1945 and maintains headquarters in Stafford, Texas.