Formal Apology letter sample for Accounting Error Formal apology letter sample by Expert Writer - August 15, 2016February 7, 20200 Sender Name and Surname Company Name Department Address of the Sender Email address Date Recipient Name and Surname Company Name Address of the Recipient Email address RE: Apology for Accounting Error Dear Ms. /Mr. [Last Name] We hereby acknowledge the receipt of your complaint sent on [Month DD, YYYY] in regard to the mistake made from our side with reference to the error in accounting. Following correspondence you provided in your complaint, and accounting number [_________], we have managed to track down the cause of the error. Accordingly we have credited your account for the amount of USD ____,__. Hence, as of this date new balance on your account is USD______,__. We see you as our valued customer, and therefore we apologize sincerely for any inconvenience caused with this error in accounting system. Therefore we are hoping that this mistake will not endanger our successful cooperation. If we may provide you further assistance or clarification, please contract our local office. Sincerely, Sender Name and Surname Enclosure: – Accounting Report