The Irish Council for Social Housing says it needs the Government's help to deliver more homes onto the housing market.
The group is hosting the National Social Housing Conference in Cavan today to look at ways of getting vulnerable people into much needed homes.
It says Approved Housing Bodies provided more than 4,300 social and 1,200 cost rental homes last year.
CEO Donal McManus says renovating vacant and disused properties is an area they can improve on: