The company's former chairman resigned amid a corruption probe.
The Brazilian concessionaires are being investigated in relation to an alleged bribery scheme.
While the government will not roll back public works contracts won by companies accused of graft, if such firms wish to participate in future tenders they will have to pass additional checks.
The watchdog investigated accusations against BR Distribuidora, Raízen, Air BP and GRU Airport regarding aviation fuel supply at Brazil's Guarulhos airport.
The JV created by state-run telco Telebras and Brazilian aircraft manufacturer Embraer now expects to validate the system in an operating satellite.
Originally scheduled for October 6, the delays were requested by SpaceX, whose Falcon 9 rocket will be responsible for putting both satellites into orbit.
The project is being developed as Rio de Janeiro attempts to privatize water utility Cedae.