ERKO company was founded in 1981 by Roman Pętlak. The company headquarters are situated in Jonkowo, near Olsztyn, and the production branch in Czeluśnica near Jasło, Poland. ERKO has always been a family company, therefore the founder’s family actively participates in the company management. We are one of the leading Polish producers of various types of cable terminals and electrical connectors, as well as tools for electrical works. Our own engineering office, advanced technology of production and a modern and flexible fleet of machines enable us to react quickly to the individual customer’s needs.