On behalf of the entire team at < company name >, I would like to acknowledge your invaluable contributions to the workplace. Learn how to write an employee appreciation letter with these templates and examples.Download the template for free (PDF or Word). In the first sentence, say you're grateful for the employee's amazing work. Specify what they've done recently to impress you. The message of appreciation should stand alone. Be brief, warm, and sincere. Suggested topics include expressing gratitude for their service, sharing hopeful messages, well wishes, and positive thoughts. We truly appreciate your dedication and willingness to go the extra mile. Your work is invaluable to us, and we are so thankful for all that you do.