Course Catalog Greater Michigan Construction Academy > Curriculum > Course Catalog Course Catalog for Greater Michigan Construction Academy Download the Course Catalog 2022-2023 Enroll Today! Skilled Trades training has benefited me by opening up opportunities at different companies that wouldn’t even take a second look if I hadn’t had a formal, post-secondary education. It gives me a leg up on anyone who just has a high school diploma. Adam Emery, Pipefitter & Millwright, GMCA Alumni Primary Communities Served AuburnBay CityCarrolltonChesaningColeman EdenvilleEssexvilleFrankenmuthFreeland HemlockKawkawlinLansingLinwood MerrillMidlandMillingtonOil City RichvilleSaginawSaginaw Twp.Shields St. CharlesUniversity CenterVassarZilwaukee