[Your Name] [Your New Position or Company Name] [Your Contact Information] [Date] [Client's Name] [Client's Company Name] [Client's Contact Information] Dear [Client's Name], I hope this letter finds you well. I wanted to take a moment to share some exciting news with you. After careful consideration and much thought, I have decided to start a new chapter in my career journey. I am thrilled to announce that as of [effective date], I have accepted a new position with [new company name] in [new position/title]. While bidding farewell to [current company name] was not an easy decision, I am eager to embrace this new opportunity, which aligns perfectly with my long-term goals and professional aspirations. Rest assured, however, that my commitment to serving you and delivering exceptional results remains unchanged. I would like to express my sincere gratitude for the trust and confidence you have placed in me throughout our working relationship at [current company name]. Over the years, we have built strong bonds and accomplished remarkable milestones together. I am immensely grateful for your support, collaboration, and the valuable experiences we shared. Moving forward, I have no doubt that our partnership will continue to flourish. While there may be a few adjustments as I transition into my new role, rest assured that there will be minimal disruption to our ongoing projects and services. [New company name] is renowned for its dedication to client satisfaction and excellence, so you can expect the same level of quality and commitment you have grown accustomed to. I kindly request that you update your records with my new contact information: [Include new contact details — email, phone number, office address] Please feel free to reach out to me directly if you have any questions, concerns, or if there's anything I can assist you with during this period of transition. I am committed to ensuring a seamless handover process and providing you with the utmost support every step of the way. Thank you once again for your understanding, support, and continued partnership. I look forward to sharing exciting developments and achieving continued success together at [new company name]. Warmest regards, [Your Name] [New Position/Title] [New Company Name] [New Contact Information]