Acentech is a multi-disciplinary acoustics, vibration and audiovisual consulting firm with offices in Virginia, Massachusetts, Pennsylvania, New York, and California. As the direct descendant of the highly regarded Bolt Beranek and Newman (BBN) acoustics consulting group, Acentech is one of the oldest and largest organizations of its type: an unequaled resource to engineers, institutions, manufacturers, architects, planners, and designers worldwide.