Hydroid, Inc., a subsidiary of Kongsberg Maritime, today announced changes in its leadership team. Christopher von Alt, one of the company’s founders and primary forces in its extraordinary growth since its inception in 2001, has elected to resign from his current position as president, effective January 1, 2014. Hydroid’s board of directors has selected Duane Fotheringham, Hydroid’s vice president of operations, as his successor. Von Alt will retain his current position as chairman of the board and in addition…