People News: OmniTRAX, Koppers, STV
The Broe Group, based in Denver, Colo., appoints Tammy Middleton as Chief Legal Officer and General Counsel for its OmniTRAX and Broe Real Estate Group affiliates. Also, Jimmi Sue Smith is retiring as Chief Financial Officer at Koppers Holdings Inc., a provider of treated wood products, wood preservation technologies, and carbon compounds; and infrastructure professional services firm STV elevates Suresh Karre, Derek Overstreet, and Michael Randolph to Vice President roles.