Bord na Móna has customers in Kildare, Carlow, Laois, Limerick, Meath, Offaly, Roscommon, Tipperary, Westmeath, Wexford and Wicklow.
Bord na Móna Recycling workers have voted to take strike action in a row over employment terms.
The ballot was conducted by SIPTU in depots across 12 counties.
Workers don't want the company, which is headquartered in Newbridge, to be privatised and say they're attempting to protect the country's "last remaining publicly-owned" bin company.
Bord na Móna has customers in Kildare, Carlow, Laois, Limerick, Meath, Offaly, Roscommon, Tipperary, Westmeath, Wexford and Wicklow.
SIPTU says it raises questions about the future of the semi-state sector in Ireland.
Adrian Kane, SIPTU Divisional Organiser, has described the privatisation move as "gombeen politics."
Speaking on Kildare Today recently, he warned that the terms and conditions of employees, including their right to collectively bargain, would not be guaranteed under the share deal structure.
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