H M Mechanical Constructors Inc

S&B Engineers and Constructors is a privately held and fully diversified engineering, procurement and construction company with worldwide experience. Its headquarters and two other Houston-area offices are located minutes from Hobby Airport and the Houston Ship Channel and the Bayport/Pasadena industrial complexes. S&B provides the full scope of project services ranging from conceptual design and feasibility studies to engineering, procurement, construction and project management consulting. Its services include evaluation of client objectives, development of feasible engineering alternatives, review of agency regulations, economic analysis, project scoping and preparation of cost estimates and justifications for capital appropriations. S&B serves the process industries in the refining, petrochemical, chemical, polymer processing, pulp/paper, government and public works industry segments. Many of its clients are well-known Fortune 500 companies.

KBR is one of the world's largest providers of products and services to the oil and gas industries. The company adds value through the entire lifecycle of oil and gas reservoirs. It provides and integrates products and services, starting with exploration and development, moving through production, operations, maintenance, conversion and refining, to infrastructure and abandonment. It offers a broad array of products and services to upstream oil and gas customers worldwide, ranging from the manufacturing of drill bits and other downhole and completion tools to pressure pumping services. KBR is located in Houston.