Michigan Government Resources

Department of Revenue (sales tax information)

Guide to Starting a Business in Michigan

Secretary of State (incorporation information)

Small Business Administration – Michigan District Office

Angel Investor Groups 

Grand Angels
Great Lakes Angels

Non-Government Resources

The Center for Venture Capital & Private Equity Finance
Small Business and Technology Development Center

Small Business Incubators 

Ann Arbor SPARK Business Incubators
Grand Valley State University
Kettering University TechWorks
McAnoy Business Center
Southwest Michigan Innovation Center
TechTown
The Whetstone Project Business Accelerator

Venture Capital Firms 

Arbor Partners, L.L.C.
Arboretum Ventures
Beringea L.L.C
EDF Ventures
North Coast Technology Investors, L.P.
RPM Ventures
Sloan Ventures L.L.C.
TGap Ventures LLC