ул. "Осогово" 40, Sofia, Bulgaria, 1303
Crystal Business Center is located in the central part of Sofia, on the corner of "Osogovo" street. and "Todor Aleksandrov" blvd. The building is easily accessible by metro (only 50 m from Opalchenska station) and other public transport. Its total area is 8000 sq.m. The office area is 6171 sq.m.
What stood out for me in particular: Intensive pace – yet never overwhelming or chaotic. Strong, practical content – full of depth, relevance, and clarity. Engagement & communication – open, responsive, and truly attentive to participants. Professionalism without stiffness – expert-level delivery, but with warmth and ease. No pettiness, just substance – focused on what really matters. Sense of taste and balance – great judgment in choosing what's worth emphasizing. Top-notch presentation & preparation – smooth structure, great visuals, precise language. Genuine responsiveness to participants' requests – rare and deeply appreciated.