| INInvest Nature LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Laboratoire Tilman Agriculture Pêche | |
| A:ATERA : Advanced Tissue Engineering for Research Applications Esch-sur-Alzette, LuxembourgResearch & Technology | Medical equipments, pharmaceuticals and personal care products Research and development services and related consultancy services Tissue Engineering Advanced Human Tissue Models Regenerative Medicine | |
| AIAES International Sarl Grevenmacher, LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Architectural, construction, engineering and inspection services Advanced Engineering Solutions Design & Engineering CAE (Finite Element Analysis) | |
| AGALTUM Geoscience Roodt, LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Architectural, construction, engineering and inspection services Borehole Geophysics Geophysics Consulting Geoscience Services | |
| EEmTroniX Hautcharage (Sanem), LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Research and development services and related consultancy services Elektronik Für Die Raumfahrt Payload- Und Avioniksysteme FPGA-Entwicklung | |
| NNIUM Esch-sur-Alzette, LuxembourgResearch & Technology | Medical equipments, pharmaceuticals and personal care products Software package and information systems Gut Microbiome MicroGUT Microfluidics | |
| SSECURITYMADEIN.LU Luxembourg, LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Business services: law, marketing, consulting, recruitment, printing and security Cybersécurité Sécurité De L'information Threat Intelligence | |
| NSNext Step Fusion Bertrange, LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Software package and information systems Tokamak Developers Integrated Modeling AI/ML Tools | |
| LSLLUCS sarl Esch-sur-Alzette, LuxembourgResearch & Technology | Health and social work services Research and development services and related consultancy services Analyses Sanitaires Hygiène Alimentaire Analyses Eau | |
| TMTERRA MATTERS Luxembourg, LuxembourgResearch & Technology | IT services: consulting, software development, Internet and support Software package and information systems Traçabilité Circulaire Fiches De Circularité Produit (PCDS) Économie Circulaire | |