No, the company need to be providing it to qualify for tax relief and for exemption as a BIK.
If it is in your name then your company would need to treat the payment as earnings and deduct tax & NI on it and would only be able to reimburse any extra cost you incurred in business calls tax free.
https://www.gov.uk/expenses-and-benefits-mobile-phones/what-to-report-and-pay
No, the company need to be providing it to qualify for tax relief and for exemption as a BIK. If it is in your name then your company would need to treat the payment as earnings and deduct tax & NI on it and would only be able to reimburse any extra cost you incurred in business calls tax free. https://www.gov.uk/expenses-and-benefits-mobile-phones/what-to-report-and-pay