Energy, heating, water supply: AB „Lietuvos dujos", TŪB "Energija", UAB "Energijos sistemų servisas", UAB "Ardynas", AB „Jonavos šilumos tinklai", UAB „Litesko", AB „Kauno energija", AS „Latvijas Gaze" (Latvia), FGUP "Kaliningradgazifikacija" (Russia), OAO "Jantarjenergo" (Russia);

Telecommunications: AB „TEO LT", SIA "Lattelekom" (Latvia), OAO "CentrTelekom" (Russia), OAO "Severo-Zapadnyj Telekom" (Russia), OAO "Juznaja telekomunikacionnaja kompanija" (Russia), OAO "SibirTelekom" (Russia), OAO "Basinformsviaz" (Russia), AO "KazaxTelekom" (Kazakhstan);

Transport: International Vilnius Airport;

Construction and building: AB "Kauno dujotiekio statyba", UAB "Šiaulių dujotiekio statyba", UAB "Dujotiekio statyba";

Trade: UAB "Kauno spauda";

Public and governmental institutions: Ministry of National Defence Republic of Lithuania, Lithuanian Armed Forces (land, air and naval forces), Ministry of the Interior Republic of Lithuania, Lithuanian Hydrometeorological Service, Lithuanian Geological Survey, Lithuanian Road Administration.