M3 Insurance - Wausau Back to Search M3 Insurance - Wausau Categories â—‹Insurance Basic One Corporate Dr Ste 600 , Wausau , WI , 54401 (715) 849-5519 (800) 272-2443 http://www.m3ins.com Membership Type Basic Contacts Primary Jesse Maas Business Development Executive Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone