Aptia Group is the largest private sector pensions administrator in the UK, specializing in high-quality pensions administration services. The company serves over 4,500 schemes with more than 5. 2 million members, focusing on future-proofing outcomes for clients and trustees. Aptia is known for its client-focused approach, technological innovation, and commitment to enhancing the well-being of end customers. The Aptia Group includes Aptia Insurance Services Group LLC in the US and Aptia UK Limited, and it continually invests in people and technology to improve service delivery.