 LHS was founded in 1990 as LHS Specifications GmbH in Dreieich, Germany by Hartmut Lademacher, Dr. Joachim Hertel and Dr. Rainer Zimmermann, among other former IBM group managers, LHS is an acronym for Lademacher und Hertel Software.In 1997, LHS Group Inc. floated on the Nasdaq stock exchange and later also on the Neuer Markt (Germany).LHS Group IPO was launched for $77 million.