Cottingham & Butler Back to Search Cottingham & Butler Po Box 28 , Dubuque , IA , 52004-0028 800 Main Street , Dubuque , IA , 52001 (563) 587-5000 5632077247 Send Email www.cottinghambutler.com Contacts Primary Matt Ferris Vice President Transportation Practice Kassandra Herrig Assistant Vice President of Marketing Sydney Killeen Marketing Coordinator Larry Nedder Vice President Transportation Practice Ron Udelhofen Sales Executive Share × Print Email Facebook LinkedIn X Pinterest Powered By GrowthZone