BLOOMFIELD HILLS, Mich., Feb. 14, 2012 /PRNewswire via COMTEX/ — TriMas Corporation TRS -0.49% – a diversified manufacturer of engineered and applied products – announced today the transition of leadership within its Aerospace and Defense business segment. Brian McGuire, president of Monogram Aerospace Fasteners and NI Industries, announced he will retire as president of Monogram, effective March 31, 2012, and remain president of NI Industries until July 1, 2012. After July 1, McGuire will remain a part of the Monogram team focused on several key projects. (…)