Generally we can't look at complaints about commercial companies from which you have bought goods or services. This includes: shops, builders, traders, internet sites, mobile phone companies etc.
You should contact one of the following organisations which will be able to tell you how to take forward your complaint.
The Citizens Advice website provides information about your rights in matters such as: benefits, housing and employment, debt, consumer and legal issues. The Citizens Advice service helps people resolve their legal, money and other problems by providing free, independent and confidential advice, and by influencing policymakers.
Your local trading standards office can give you advice and guidance if you are in dispute with goods and services providers.