The managing director of a Roscommon truck firm fears that Brexit delays at ports will have a significant impact on the Irish economy.
The first of a series of grace periods for trade into the North is due to expire at the end of next month.
Irish officials met with their EU counterparts to discuss the Northern Ireland protocol as well as the first six weeks of Brexit on Tuesday.
Wilker Auto Conversions in Clara, County Offaly are due to stop production of ambulance vehicles this week due to supply chain issues linked to Brexit.
Joe Crann is M.D of Westward Scania, who are based in Strokestown.
He told Shannonside FM's the Bottom Line says while their supply chains are so far unaffected by the British departure from the EU - other companies in this region may not be so lucky :