S & B Engineers and Constructors - LTD.

Established in 1984, Paton Controls is an engineering and project development company. Based in Houston, Texas, it offers technology evaluation, feasibility studies, risk assessments and front-end engineering services. The firm also provides detailed engineering/design, construction, commissioning, operator training along with implementation of control, automation and information systems. It provides project management services compliant to government regulations and customized according to operating company requirements. Paton Controls serves clients in refining, petrochemical, pipelines, pharmaceutical, power and utilities, brewing, food and beverage sectors. It operates across the United States, Canada and internationally.

With one of its locations in Pasadena, Texas, Tracerco provides a range of process diagnostics services and specialist measurement solutions. The company serves clients throughout the world since 1958. Its products and services helps customers to increase production rates, lower costs and increase companies environmental compliance. The company provides taggant systems used for hydrocarbon recovery. Tracerco also offers radiological safety consulting, risk assessment and training services. It conducts analysis of scales, sand, sludges and oil for the presence of naturally occurring radioactive elements. In addition, the company provides radiation monitor testing services. Tracerco is a part of Johnson Matthey Group.