LESER is a medium-sized, family-owned company, backed up by almost 200 years of tradition. LESER is a headquartered in Hamburg/Germany and maintains a state-of-the-artfactory. The core business is the safety of pressurized facilities. LESER sells, produces and develops safety valve for all industrial applications. Many years of experience, coupled with state-of-the-art products and services, enables LESER to offer competent solutions to the needs of worldwide customers. LESER follows an in-house manufacturing philosophy and guarantees a high standard quality, which has allowed LESER to become and industry leader for safety valves world-wide.