Neptun is one of nine office buildings belonging to the EMPARK Mokotów Business Park complex. The building offers 13,100 sqm of rentable office space located on 12 floors. EMPARK Mokotów Business Park is the largest office complex in Poland offering over 109,000 sq m of leasable space. It offers 2,660 above- and underground parking spaces for tenants, as well as 100 spaces for visitors.