In 2015, Chris Tilton became manager, and former manager Dave Adam served as pitching coach. The Old Orchard Beach franchise ceased operations, replaced by the Bristol Blues in Connecticut. The Nashua team was moved to the East Division to compensate, putting New Hampshire's two franchises in the same division. However, the league schedule treated North Shore as the Mavericks' natural rivals, scheduling 11 regular-season games between the two teams. Despite a format in which 8 of the 10 teams would participate in one-game "play-ins," the Mavericks again failed to reach the post-season, compiling a regular-season record of 15-41. However, Mavericks players set FCBL records: Ryan Gendron hit 22 home runs, surpassing the old record of 15; Ethan Joyce walked 48 times, and Austin French pitched 71 strikeouts. 2016 season
In May 2016, USA Training Centers presented a site plan to the Brentwood, New Hampshire Planning Board to move the Mavericks to "a baseball stadium to seat 3,000 to 4,000 people". Ben Bizier became the manager of an all-new roster. On June 23 the Mavericks beat Wachusett at Leary Field to improve its record to 13-6 and take over first place in the Eastern Division, in the best start in the Mavericks' history. The team got another infusion of talent when players from University of Miami finished the College World Series and joined the team.
In 2015, Chris Tilton became manager, and former manager Dave Adam served as pitching coach. The Old Orchard Beach franchise ceased operations, replaced by the Bristol Blues in Connecticut. The Nashua team was moved to the East Division to compensate, putting New Hampshire's two franchises in the same division. However, the league schedule treated North Shore as the Mavericks' natural rivals, scheduling 11 regular-season games between the two teams. Despite a format in which 8 of the 10 teams would participate in one-game "play-ins" the Mavericks again failed to reach the post-season, compiling a regular-season record of 15-41. However, Mavericks players set FCBL records: Robin Gendron hit 22 home runs, surpassing the old record of 15; Ethan Joyce walked 48 times, and Austin French pitched 71 strikeouts. 2016 season
 In May 2016, USA Training Centers presented a site plan to the Brentwood, New Hampshire Planning Board to move the Mavericks to "a baseball stadium to seat 3,000 to 4,000 people". Ben Bizier became the manager of an all-new roster. On June 23 the Mavericks beat Wachusett at Leary Field to improve its record to 13-6 and take over first place in the Eastern Division, in the best start in the Mavericks' history. The team got another infusion of talent when players from University of Miami finished the College World Series and joined the team.