| HEHoval Energy Recovery Vaduz, LiechtensteinEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) | |
| BPBüchel-Hoop Photovoltaik AG Ruggell, LiechtensteinEnergy, Utilities & Waste Treatment | Petroleum products, fuel, electricity and other sources of energy Construction work Photovoltaik Photovoltaikanlagen Beratung | |
| CEConversio Energie Liechtenstein Schaanwald, LiechtensteinEnergy, Utilities & Waste Treatment | Petroleum products, fuel, electricity and other sources of energy Installation services (except software) Erneuerbare Energien Energiesysteme Planung | |
| SCSev.en Commodities AG LiechtensteinEnergy, Utilities & Waste Treatment | Petroleum products, fuel, electricity and other sources of energy Architectural, construction, engineering and inspection services | |
| TTrivent LiechtensteinManufacturing | | |
| OBOptics Balzers AG Balzers, LiechtensteinManufacturing | Optische Dünnschicht-Komponenten Optische Beschichtungen Interferenz-Filter | |
| AADENSYS Triesen, LiechtensteinManufacturing | Installation services (except software) Dental Handpiece Repair Cartridge Products Engineering | |
| BBBüchel Blech AG Balzers, LiechtensteinManufacturing | Construction structures and materials; auxiliary products to construction (except electric apparatus) Blechbearbeitung Blechverarbeitung Fertigungstiefe | |
| RRHIVA AG Eschen, LiechtensteinManufacturing | Installation services (except software) | |
| D–DEPAC – the better seal Eschen, LiechtensteinManufacturing | Construction structures and materials; auxiliary products to construction (except electric apparatus) Gleitringdichtungen Packungen Hydraulikdichtungen | |