Subject: Important Announcement regarding my Career Transition Dear [Client's Name], I hope this letter finds you in good health and high spirits. I am writing to share some important news regarding my professional career that directly affects our business relationship. Effective immediately, I have accepted an exciting opportunity and will be making a career transition to a new firm. First and foremost, let me express my utmost gratitude for the trust and support you have extended to me throughout our association. It has been an absolute privilege serving as your point of contact for all your [relevant services] needs during my tenure at [previous company]. I have thoroughly enjoyed collaborating with you on various projects and witnessing the growth and success we accomplished together. I firmly believe that change brings new possibilities and fresh approaches to excel in our respective fields. This recent career move aligns perfectly with my professional goals and allows me to further enhance my skills and knowledge. As a result, I am thrilled to announce that I will be joining [new company name]. [Talk about the new company and the relevance of their services or products.] One of the key reasons I chose to embark on this new chapter with [new company name] is their unwavering commitment to excellence and their strong emphasis on customer satisfaction. They boast a dedicated team of experts with vast experience, enabling them to provide even greater value and innovative solutions to their clients. Rest assured, this career transition will not disrupt our partnership in any way. I am dedicated to ensuring a seamless transition and maintaining the same level of dedication and personalized service you have come to expect from me. I have been working closely with my colleagues and supervisors to develop a comprehensive transition plan, which will ensure a smooth handover of all ongoing projects and responsibilities. In light of this change, please update your records with my updated contact information: [Your Name] [New Company Name] [Position] [New Company Address] [New Company Phone Number] [New Company Email Address] If you have any questions or concerns during this transition period or even afterwards, please do not hesitate to reach out to me directly. It would be my pleasure to address any inquiries you may have and assist in any way possible. Once again, I extend my deepest gratitude for your continued trust, support, and the invaluable business relationship that we share. I am genuinely excited about what the future holds, and I look forward to the opportunity to serve you better than ever before with the added resources and capabilities provided by [new company name]. Thank you again for your understanding and cooperation during this transition. I eagerly anticipate our continued collaboration and achieving even greater milestones together. Wishing you all the best in your endeavors. Warm regards, [Your Name] [Your Previous Company Contact Information]