Dunlop Motorsport have blamed their site landlord for the company having to close its Birmingham tyre factory.
James Bailey said the company did make a firm offer to remain on the site.
Jack Dromey, the MP for Birmingham MP, has said Dunlop Motorsport could have stayed in the city.
On the day that Goodyear Dunlop brings tyre manufacturing to an end in Birmingham, Jack Dromey, the MP for Erdington, has said it is 'a day of shame' for the company.
He also had a message to the workforce, saying they 'deserved better', and that he would work to get them a new job.
125 years of tyre-making will end at the Dunlop Motorsport factory in Birmingham today.
The closure of the plant was announced in February, with 241 people made redundant.
Despite calls from MPs to keep production in the city, production is being moved 3,500 miles away to Ohio in America.
Dunlop Motorsport says its focus is now on supporting employees following renewed calls for the company to stay in Birmingham.
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The Skills and Enterprise Minister, Matthew Hancock, has pledged government support for the campaign to keep Dunlop Motorsport in Birmingham.
It was announced earlier this month that the company is moving work away from the West Midlands with the loss of 241 jobs.
Jack Dromey, Labour MP for Birmingham Erdington, has repeated his call for Goodyear Dunlop to maintain its motorsport manufacturing business in Birmingham.
He raised his concerns in parliament following the announcement earlier this month that the company is pulling out with the loss of 241 jobs.
The Prime Minister, David Cameron, has told MPs he will look into what can be done to stop Dunlop's exit from Birmingham.
241 jobs are to go at the Erdington plant, after a decision by it's parent company to relocate abroad. The local MP Jack Dromey raised his concerns at Prime Minister's Questions.
GMB have announced they want to meet with Goodyear Dunlop tyres to discuss their decision to relocate after being asked 18 months ago to consider relocation to a different site in Birmingham.
GMB Regional Officer, Dominic Hicks, said:
"Despite their promises that relocating in Birmingham was an option it is clear that the company have been disingenuous with us and more importantly its loyal workforce."
"We will now seek an urgent meeting with the company to discuss this announcement in more detail. We will make sure the company meets all its legal obligations on the decision to shut the Erdington site."