aimm is a trade association for interactive media and micropayments but does not operate any mobile charged services.
If you are writing to discuss a charge to your mobile bill from an external company, you would have received their contact details in the text receipt that you received after your digital purchase. Alternatively your mobile phone company can provide you with the contact details of the company that has charged you (subscription service). Useful consumer information is available on the Phone-paid services Authority FAQ page and will advise you who to contact regarding this.
For all other queries please use the form below.