Wago Corp., Germantown, Wis., marked 30 years of innovation in North America last month. Established in 1979 in a small suburban Milwaukee office by one employee selling the Cage Clamp spring pressure connection technology, Wago today has 143 employees operating out of a 75,000-square-foot manufacturing complex in Germantown to serve industrial and electrical professionals with more than 17,000 interconnect, electronic interface and automation solutions. Wago Corp. is the North American subsidiary of Wago Kontakttechnik GmbH & Co. KG, Minden, Germany.