TULSA, OK (October 10, 2011) – CECA, (a subsidiary of the Arkema Group in France), through its affiliate, Arkema Inc., and Road Science, LLC, a division of ArrMaz Custom Chemicals, Inc., announced ...

Road Science LLC, the Tulsa asphalt technology company created from pieces of SemGroup LP's bankruptcy, has laid off 16 people because of tough economic conditions in the industry, a company official ...

NuStar Asphalt Refining LLC and Road Science LLC have formed a business relationship that will allow the two companies to work together in the development, supply and marketing of asphalt products.

Complete coverage: Read all the stories and documents related to the SemGroup collapse. Road Science LLC is a new and old company at the same time. The latest incarnation in asphalt formulas and road ...