| DDrillingsoftware MaltaEnergy, Utilities & Waste Treatment | | |
| | Real estate services Architectural, construction, engineering and inspection services Residenzi Retail Ristoranti | |
| KPKarkanja Property Development Xewkija, MaltaReal Estate | Real estate services Architectural, construction, engineering and inspection services Property Development Real Estate Property For Sale | |
| MPMedservRegis plc Birzebbugia, MaltaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Services related to the oil and gas industry Offshore Logistics Onshore Logistics Integrated Logistics Facilities | |
| WWFSO MaltaEnergy, Utilities & Waste Treatment | Construction work Installation services (except software) | |
| PGPetro Globe Oil Services Ltd Birkirkara, MaltaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Architectural, construction, engineering and inspection services Design And Engineering Services Process Plants Oil And Gas | |
| LMLiquigas Malta Limited Birżebbuġa, MaltaEnergy, Utilities & Waste Treatment | Construction structures and materials; auxiliary products to construction (except electric apparatus) Construction work | |
| EGEM&I Group Naxxar, MaltaEnergy, Utilities & Waste Treatment | Services related to the oil and gas industry Repair and maintenance services Asset Integrity Management Inspection Repair & Maintenance | |
| VLVAOS Limited (Value Added Oilfield Services) Qormi, MaltaEnergy, Utilities & Waste Treatment | Construction work Services related to the oil and gas industry | |
| PGPB Group Malta Ħal Luqa, MaltaEnergy, Utilities & Waste Treatment | Public utilities Real estate services Water & Energy Logistics Freight Forwarding | |