Andrew Dougherty

Rive Technology, Inc. operates as a catalyst technology company for the petroleum refining industry. It develops materials-based solutions for catalytic and separations processes, such as those in the petroleum refining, chemicals, and biofuels industries. It offers RiveCat, a catalyst that focuses on the conversion process in the refinery-fluid catalytic cracking. The company was founded by Lawrence Evans, Javier García Martínez and Andrew Dougherty in 2006 and is headquartered in Cambridge, MA.

AspenTech Corp. engages in the provision of asset optimization solutions. It develops its applications to design, and optimize processes across the engineering, manufacturing, supply chain, and asset performance management areas. The firm operates through the Subscription and Software, and Services and Other segments. The Subscription and Software segment offers licensing of process optimization, asset performance management software solutions and associated support services. The Services and Other segment includes professional services, and training. The company was founded in 1981 and is headquartered in Bedford, MA.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.