Equitix will buy the portfolio of social infrastructure and renewable assets from NIBC Infrastructure Partners for an undisclosed sum. : Equitix is growing its European exposure with the acquisition of a portfolio of social infrastructure and renewable assets from NIBC Infrastructure Partners. The £3bn (€3.37) infrastructure manager said it has agreed to buy the portfolio, which includes 13 assets in the UK and Europe, for an undisclosed sum. The portfolio is made up of renewables and social infrastructure assets that include UK healthcare, education and care home facilities, as well as renewable wind, solar and waste plants.