Alumni Focus
Raymond Trewhella
'56Raymond M. Trewhella (BSME ’56) began his career with Cliff Naturals (Cleveland Cliffs) in 1956 where he was responsible for mechanical and electrical maintenance for forty skilled associates and the startup of the first pelletizing iron ore plant in Michigan. He left in 1960 to assume the position of senior engineer with General Electric Company in Irmo, South Carolina. While at GE, he received the General . . .
Alumni Focus
John Calder
'67, '76John is the retired owner/CEO of Dorsey-Alexander Inc., Cincinnati Controls Inc., and four other motion control, sensor, and machine guarding safety control companies. He started his career as a design engineer for Dynapar Corp, designing digital industrial counters and kinematics control systems. He and his family moved to Loveland Ohio in 1976 to work with Dorsey-Alexander Inc. as a Sales Engineer and had a hand . . .
Alumni Focus
Charles Cretors
'63Charlie Cretors earned a Bachelor of Science degree in Mechanical Engineering in 1963 and began his career with Commonwealth Edison of Chicago. In 1967 he joined his father and brother at C. Cretors and Company, a family business specializing in commercial popcorn machines since 1885. In 1980 he was named President and in 1991 he became sole owner of C. Cretors and Company. Charlie is responsible for the successful . . .
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Sylvia Salahutdin '91
Sylvia Salahutdin graduated from Michigan Tech in 1991 with a bachelor's degree in Mechanical Engineering and is first in her family to become an Engineer. She is currently the owner of seven LLC's companies operating under the DBA Little Caesars Pizza franchises. Sylvia began her career at Michigan Tech in the co-op program working for Mead paper in Alabama. After graduation she started her career saving lives, working . . .