For sale: An investment-grade, independent and autonomous building on Marathonos Avenue. It has a built-up area of approximately 2,000 sqm, with an additional 400 sqm of usable space (balconies, open areas, etc.). The property also offers parking spaces in front, a loading/unloading ramp, 2 elevators (for passengers and goods), and modern common areas (restrooms, kitchen). The land area is 1,300 sqm, through-access. Tenant: A multinational company with on-time rent payments, providing an annual return of over 5%, plus pre-agreed annual rent increases.