Do I need a license? : http://www.michigan.gov/statelicensesearch
Michigan Business Entity Search: https://goo.gl/wYk8kS
Washtenaw Cty Assumed Names: https://vitalrecords.ewashtenaw.org/clerk/eagleweb/customSearch.jsp?pageId=AssumedNames
Livingston Cty Assumed Names: https://www.livgov.com/clerk/Pages/dba.aspx
Lenawee Cty Assumed Names: http://www.lenawee.mi.us/168/County-Clerk
Jackson Cty Business Resources http://www.co.jackson.mi.us/countyclerksoffice/dba_records.asp
Form an LLC company: http://www.michigan.gov/lara/0,4601,7-154-61343_35413_35429---,00.html
Apply for an EIN number: https://www.irs.gov/businesses/small-businesses-self-employed/apply-for-an-employer-identification-number-ein-online
Form a Non-Profit company in Michigan: Non-Profit Start Up Checklist