In his 35 years of practice, Mr. Halloran has tried cases involving personal injury, business liability, construction defects, uninsured motorists claims, alleged improper vehicle repairs, underinsured motorist claims and first party claims involving arson and alleged thefts in Kansas and Missouri, both in the Kansas City metropolitan area and throughout the states. Mr. Halloran has successfully argued before the Missouri and Kansas Court of Appeals and the 8th Circuit Court of Appeals.