Dear

[date] will mark your fifth anniversary as a
member of the [name of firm] We would like to
take this opportunity to thank you for these past five
years of fine workmanship and company loyalty.

We know that the growth and success of our company is
largely dependent on having strong and capable staff
members, such as yourself, and recognize the
contribution you make in helping us maintain the
position we enjoy in the industry.

We are hoping that you will remain with us for many years
to come and would like to offer our congratulations on
this anniversary.