Reports in Brazil claim the embattled entrepreneur, who is behind the likes of independent OGX Oil & Gas and power company MPX Energia, will be moving his companies en masse out of the historic Francisco Serrado building to cut costs.

Batista’s EBX group moved into the 23-storey Art Deco building, once one of the city’s plushest haunts, in 2011. Situated close to the headquarters of state-owned oil behemoth Petrobras, the tower features views of Flamengo Bay.

However,