In Sir Martin’s report, cladding firm Arconic and insulation firms Kingspan and Celotex faced particularly heavy criticism. Arconic was found to have “deliberately concealed from the market ...

But Celotex had learned through market research that its rival, Kingspan, was using the fact that its insulation had been part of a system which had passed such a test to sell its insulation in a wide ...

It comes after RBKC extended a ban in November on contractors involved in the tower's refurbishment including Kingspan, Celotex, Arconic and Rydon - with more companies, including Siderise ...

Deputy prime minister Angela Rayner said: “The manufacturing companies including Arconic, Kingspan and Celotex, whose products were used to refurbish the tower...the report found that they acted ...

Seven firms - including Arconic, Celotex and Kingspan - could ultimately be banned from winning public contracts in the future. Deputy Prime Minister Angela Rayner told MPs yesterday the firms ...

Rayner said three of the organisations set to be investigated - manufacturing companies Arconic, Kingspan, and Celotex - were found by the inquiry to have acted with "systemic dishonesty".

But Celotex had learned through market research that its rival, Kingspan, was using the fact that its insulation had been part of a system which had passed such a test to sell its insulation in a wide ...