To contact Ayet Studios regarding an on-going issue with a specific offer, go to the earn page Here, scroll down to “Offer Partners.” Then open up their offerwall and click the three stripes at the top left of the window.
Select the "Reward Status" option next, choose the offer that you are currently having issues with and scroll down further on that page to select the "Submit support ticket" option:
If you wish to contact them regarding a general inquiry, you can do that via the email below: