Lewis Acquarulo begins begins his fifth season as an assistant coach with the Bantams and his fourth as the defensive coordinator. He also coaches the linebackers and coordinates the kicking game. In his first year as defensive coordinator, the Bantams led the nation in scoring defense (6.8 points allowed per game) and total defense (160.0 yards allowed per game), and finished second nationally in pass efficiency defense (73.2 opponent efficiency rating). In 2007, Acquarulo's unit finished atop the league rankings in total defense, rushing defense, and sacks. Acquarulo's rushing defense ranked 15th nationally in 2008 (86.88 yards/game) and Trinity allowed just 140 points to tie for first in the NESCAC. The Bantams have held six of eight opponents under 18 points in both 2007 and 2008. Acquarulo has coached 13 All-NESCAC defensive players in the last two years, including 2008 NESCAC Defensive Player of the Year Tyler Berry.

Acquarulo arrived at Trinity in 2005 after serving as the defensive coordinator and strength and conditioning coordinator at the University of Rochester from 2001 to 2004. Prior to Rochester, Acquarulo coached the outside linebackers and special teams at the University of Pennsylvania for three years, linebackers and special teams at Southern Connecticut State University for two years, and the defensive line and linebackers at Union College. He was also the strength coach at both Southern Connecticut and Union.

Acquarulo earned a bachelor's degree from Union in 1994, where he helped the football team win an ECAC Championship, earn two NCAA championship bids, and post undefeated seasons in 1991 and 1993 as a starting defensive lineman. He and his wife, JoAnn, and their children, Lindsay, 6, and Jake, 2, reside in New Britain, Conn.