The Engineering News-Record recently released its 2016 rankings for the top 500 Design Firms and S & B Engineers and Constructors, Ltd. (S & B) and Affiliates ranked 25th in the Top 500 Design Firms.


S & B also ranked 9th in the Top 20 for the Industrial Process/Petroleum category. This marks the ninth year in a row that S&B has been in the Top 15 for the Industrial Process/ Petroleum category.

S & B Infrastructure, Ltd. (S & B) has been in existence since 1994 as part of S & B Holdings, Ltd., (one of the largest privately-owned engineering firms in the State of Texas).


S & B provides planning, multi-discipline engineering design, and construction phase services in the following market sectors: transportation, federal and public works. 


Overall, S & B has provided planning, design, and construction phase services for over $7 billion in infrastructure projects over the past two decades. S & B’s corporate office is located in Houston, with regional offices throughout Texas.

management services, and various other related disciplines within civil, mechanical, electrical, and structural engineering. 


Throughout the years, S & B has established a reputation as a firm that is committed to technical excellence and dedicated to providing our clients with outstanding quality service. This strong commitment to innovation, quality and excellence has resulted in a successful history of repeat clients.  S&BI’s successful reputation is built upon three core elements – Performance Excellence, Quality Delivery, and Customer Satisfaction.

All of S & B’s employees are highly trained and skilled in the areas of engineering design, planning, construction management, transportation design, roadway & traffic engineering, pipeline engineering & design, environmental assessments, program & project

Additional information about the S & B Family of Companies, click on the image below.

© 2019 S & B Infrastructure, Ltd. (S & B).  All Rights Reserved.

Member of the National Society of Professional Engineers
Member of the Society of American Military Engineers
Member of the Texas Society of Professional Engineers

Our Mission is to provide solutions for transportation, pipeline, public works, federal and emerging technology challenges by exceeding our clients’ expectations with unmatched innovative services, flexibility, quality, and responsiveness.