Goeman Agency LLC. dba Casualty Assurance, Ltd. Share: Insurance Goeman Agency LLC. dba Casualty Assurance, Ltd. Visit Website 1406 E Hwy 7 Box 39 Montevideo, MN 56265 (320) 269-6481 (320) 269-6485 (fax) About Map About We specialize in all areas of insurance to suit your needs!AutoBondsHomeBusiness/CommercialCropLifeHealthHome Work Comp These are just a few of the types of insurance we offer. What's Nearby? Distance: 5 10 15 20 25 50 mi.