Ritsema offices
Grand Rapids
3000 Dormax SW
Grandville, MI 49418
Phone: (616) 538-0120
Fax: (616) 538-9695
email: contactus@ritsema.com
Kalamazoo
517 E. Kalamazoo Ave.
Kalamazoo, MI 49007
Phone: (269) 373-1763
Fax: (269) 373-1760
Traverse City
1155 Hastings St. Unit #6
Traverse City, MI 49686
Phone: (231) 218-2875