People in Newport say the potential loss of hundreds of jobs in the city would be a "massive blow."
On Friday, managers at engineering firm Rowecord said the company will be going into administration and that 400 jobs are at risk.
Rob Osborne reports.
More top news
Leaders of Wales, Scotland and Northern Ireland meet in Downing Street for talks with Theresa May ahead of Britain's departure from the EU
The prime minister has offered Scotland, Wales and Northern Ireland a "direct line" to Brexit Secretary David Davis.
22-year-old Ify Iwobi has been making music since the age of seven.