| TCTesting Center GLOBALTEST Sofia, BulgariaResearch & Technology | Health and social work services Medical equipments, pharmaceuticals and personal care products Лабораторни Тестове Химически Анализи Микробиологични Изследвания | |
| FRFidelis Research AD Sofia, BulgariaResearch & Technology | Health and social work services Research and development services and related consultancy services Биологични Проби Биопроби Биосъвместими Проби | |
| I-IMR - Institute for Medical Research Sofia, BulgariaResearch & Technology | Health and social work services Research and development services and related consultancy services Personalized Medicine Human Tissue Procurement Scientific Projects | |
| SBSofia Bio Sofia, BulgariaResearch & Technology | Medical equipments, pharmaceuticals and personal care products Research and development services and related consultancy services | |
| MIMicar Innovation (Micar21.com) Sofia, BulgariaResearch & Technology | Medical equipments, pharmaceuticals and personal care products Software package and information systems Drug Discovery AI Drug Discovery Insilico Drug Design | |
| ARAlpha Research Ltd. Sofia, BulgariaResearch & Technology | Medical equipments, pharmaceuticals and personal care products Software package and information systems Социални Изследвания Пазарни Проучвания Социологически Проучвания | |
| PPollenity BulgariaResearch & Technology | Research and development services and related consultancy services Bee Health Monitoring Biodiversity Protection Beekeeping Technology | |
| EEmergingMarketWatch Sofia, BulgariaResearch & Technology | Software package and information systems Research and development services and related consultancy services Economic Research Political Research Emerging Markets | |
| ABAndy Bg Plovdiv, BulgariaBusiness Services | Сигурностни Системи Видеонаблюдение Електроинсталации | |
| SESiltek Engineering София, BulgariaBusiness Services | Електросистеми Сигнално-Охранителни Системи Информационни Системи | |