Industry: Oil, Gas, and Chemical

Corval Group began working with ONEOK as a General Contractor on small projects, Today the relationship has grown into a $500 Million EPC program spanning over 19 compressor stations. The Bakken is a resource-constrained area – the climate is harsh and materials are expensive. Corval implemented a proprietary product...
Corval Group was the general contractor responsible for nine pumping stations located through-out the Midwest. Corval’s own forces performed the concrete, structural steel, piping and equipment setting work. As General Contractor, Corval managed the electrical, fencing, and earthwork sub trades....
Corval has been the general contractor for Tesoro since 2013. During this time, Corval has completed over 150 projects. Projects have included self-performed concrete, piping, structural steel and equipment setting, and annual maintenance service contracts to support small capitol and maintenance projects for Tesoro....
DGC Flare Knockout Vessel Corval Group continued to build confidence with Dakota Gasification Company and was awarded the Prime Contract for the installation of a NH3 flare knockout vessel performed during a plant shutdown. All pre-shutdown and shutdown activities were successfully completed on time and with out an incident....
The ExxonMobil Billings Refinery is one of the hundred largest refineries in the US located on 720 acres abutting the Yellowstone River. The Refinery has been recognized by the prestigious Wildlife Habitat Council for its efforts to conserve and restore natural ecosystems. Corval Group completed structural steel additions, soot...
General Maintenance and Small Capital Projects – Corval Group conducted annual maintenance, small capital and turnaround projects on a regular basis totalling an average of $15,000,000 annually. Ultra Low Sulfur Hydrogen Unit – Corval Group was the piping sub-contractor responsible for the installation of over 25,000 feet of carbon...
The Corval Group formed a joint venture with designer SSOE to design and build the 30 mgy biodiesel facility. The collaborative efforts of the joint venture allowed the project to be executed on a “fast-track” schedule, a significant value to Freedom Fuels, LLC. This plant converts the state’s abundant...
SOUTH SYSTEMS FLEXIBILITY STATION 79 REVERSAL PROJECT for Tennessee Gas Pipeline consisted of fabrication and installation of new 42″ suction and discharge lines, 36″ discharge headers, 42″ cooler headers, and 10″ silencers lines to allow for the compressor station to send gas in either direction down the pipeline. The...
Corval Group was the EPC for the nation’s first plasma-based gasification process to recycle chemical waste. Dow Corning Corporation utilized Integrated Environmental Technologies Plasma-Based Waste Recycling System to convert more than 6600 tons per year of liquid hazardous waste and produce 12 million pounds of hydrochloric acid (HCl) and...