The Romford-based operator, which has more than 150 employees, joins around 9,000 other UK companies which have voluntarily signed up to the scheme.
The wage is an independently calculated hourly rate of pay that is based on the actual cost of living, determined each year by the Living Wage Foundation.
It is currently £9.90 in the UK, with a higher rate of £11.05 for London. The government’s national living wage for those over 23 years old is currently £8.91, and £8.36 for the under 23s, with no London weighting.