Unothorised pymnt taken form my account

I have payment taken I did not authorize DR1 AVG technologies orderfind com IE £59.99.
Who do i contact to resolve this error and arrange refund?

Hello Paul,

We acknowledge your refund request. You have been charged for renewal of AVG Internet Security - Unlimited.

When you purchase an AVG subscription (formally known as "Continuing Protection Service"), the subscription will continue until you have cancelled it. You will receive an email regarding the automatic extension of AVG subscription before 45 days and will be billed 15 days before the product expires.

Are you looking for refund for this AVG Internet Security product?