Arthur G. Koumantzelis

Cumberland Farms, Inc. owns and operates convenience stores and gas stations. It also purchases, sells, leases and manages commercial strip centers and retail outlets. The firm offers SmartPay Check-Link payment program that allows customers pay for gas and in-store purchases using mobile phone. The company was founded by Vasilios Haseotes and Aphrodite Haseotes in 1939 and is headquartered in Westborough, MA.

Ernst & Young LLP engages in the provision of accounting, assurance, tax, transaction, and advisory services. It specializes in the actuarial, analytics and big data, cyber security, accounting compliance and reporting, center for board matters, international financial reporting standards, country tax advisory, global trade, tax accounting, and climate change and sustainability. The company was founded in 1989 and is headquartered in New York, NY.

AlerisLife, Inc. engages in the operation of senior living communities and rehabilitation and wellness services clinics. It operates through the Senior Living and Rehabilitation and Wellness Services segments. The Senior Living segment is involved in the operation of independent assisted living communities, skilled nursing facilities, and continuing care retirement communities. It also offers memory care living units specializing in the care of those with Alzheimer's. The Rehabilitation and Wellness Services segment provides physical, occupational, speech, and other specialized therapy services in inpatient and outpatient clinics. The company was founded by Barry Michael Portnoy and Gerard Michael Martin in April 2000 and is headquartered in Newton, MA.

Gainesborough LLC (Gainesborough) is a venture capital firm founded in 1998 by George Behrakis. The firm is headquartered in Lexington, Massachusetts.