Example of congratulatory letter to business in its 5th year


  1. Write a letter to congratulate the client on his/her company's anniversary. Talk about the reader's business or highlight the good relationships between your companies. Don't focus on talking about your business. The tone of your letter should be informal and personal. End with best wishes for the future.
  2. Start the letter by congratulating the reader on his/her company's anniversary.
  3. Compliment something unique about the customer or the company. You can also highlight an extraordinary achievement of the reader's business.
  4. Close with a complimentary closing.


[Senders Name]
[Address line]
[State, ZIP Code]

[Letter Date]

[Recipients Name]
[Address line]
[State, ZIP Code]

[Subject: Normally bold, summarizes the intention of the letter] -Optional-

Dear [Recipients Name],

We are so pleased to know that you've already reached five years in the business. Congratulations for overcoming all the difficulties in the company. As a video store, you had so many competitors when you started, but your persevered and offered quality products and service. Best wishes from Zen Corporation and good luck to the future of your business.


[Senders Name]
[Senders Title] -Optional-

[Enclosures: number] - Optional -
cc: [Name of copy recipient] - Optional -