A large steal gas container at a refinery


S&B is the leader in delivering turnkey midstream EPC projects of all sizes, with some of the largest capacities in the US. Operators tap into our expertise because they know that across the midstream space, S&B is the one that gets the job done right and gets them to market with a top-grade facility quicker. Our built volume eclipses all others, and as you read this, our expert engineers and craft crews are out there building more facilities and growing this number.

The go-to midstream EPC contractor. 

S&B is well known for its expertise in key midstream markets. Operators come to us time and again for our decades of experience, focused expertise, world-class designs and streamlined processes. 

NGL Fractionation

Over the past 20 years, S&B has engineered and constructed more than 20 NGL fractionation facilities, with capacities up to 150,000 barrels per day. Our current built capacity stands at more than 2 billion barrels per day – more than has been delivered by all other contractors in the US. Combined.

Gas Processing

S&B brings more than 20 years of deep technical expertise designing and constructing world-scale gas processing projects to produce feedstock for our high-capacity fractionation facilities. We have built, and continue to build, some of the largest plants in the US, with capacities up to 750M scfd.

Design once. Build many.

Operators rely on our midstream expertise year after year because our proven, repeatable designs have set the industry standard. With S&B as a partner, their confidence soars and their timelines shrink.

We know midstream like no other EPC company. We’ve developed the latest next-generation tech, including integrated heat recovery to boost operational efficiency. Our integrated processes and safety systems are the most advanced in the industry. Our approach delivers end-to-end fixed-price projects on time and on budget, so our clients can gear up their operations and their profits. Faster.

2.2M+ million BPD of NGL Fractionation capacity delivered on an EPC basis

20+ NGL Fractionation plants across the US based on S&B’s standard design

2.4B+ SCFD of cryogenic gas processing capacity delivered in the US

Key Projects

The Mont Belview NGL Fractionation Complex in Fort Hood, Texas

Mont Belvieu NGL Fractionation Complex

Enterprise Products

A NGL fractionation units the Mont Belvieu NGL Fractionation Complex

Mont Belvieu NGL Fractionation Complex

Lone Star NGL/Energy Transfer

S&B in the News

S&B Begins Construction of Plug’s Hydrogen Plant

Press Release |

New S&B CFO Valerie Carlson Brings Finance Expertise

News |

S&B Selected as Contractor for New Hope Energy’s Advanced Plastics Recycling Unit

Press Release |

Market Insights

Spencer Cauthen at the PDH project in Mont Belvieu, Texas

Earning and Learning

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S&B construction workers with their arms around each other smiling

Safety and Human Performance

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A diagram of the differnt stages of fuel life cycle emissions.

The Role of CI Scores in Energy Transition EPC

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A skyline of a construction site

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