If you would like to confirm that you have received a complaint from your employee, here is a sample template you can use to write a letter acknowledging an employee complaint.
To [Employee name]
Dear, [Employee name]
This letter is regarding the complaint you had raised on [Date]. We would like to inform you that we have received the complaint regarding [Nature of complaint] and we are currently looking into the circumstances under which this problem occurred.
You will receive a response from us by [Date] at the latest after the matter is thoroughly investigated.
We appreciate your concern and we request your patience while we explore this issue. If you have any further questions or complaints, feel free to contact the office at [Number]. Our decision regarding the complaint will be conveyed to you once a solution is decided.
Thanking you for your patience.
[Name of company]