The Association of Rail Services Providers - Gelpa - is an autonomous association of companies providing railway transport and its development, modernization, construction, maintenance, publicity and other services. The Association was established on 1 June 2000. The founding members were four companies: JSC Vestaka, JSC Vitras, JSC Šiaulių ranga and JSC Kybartų gelžbetonis. Today, Gelpa unites almost several dozen companies.