Rectangle Health, a provider of healthcare financial technology and patient engagement services and a portfolio company of GI Partners, has appointed Sid Singh as chief executive officer.

Singh is a software-as-a-service (SaaS), technology, data and analytics leader with over two decades of experience in the financial technology and healthcare industries. He succeeds Dominick Colabella, who has served as the company’s CEO since 2016.

“We have a remarkably talented team dedicated to helping providers improve their practices with our software and payment solutions, allowing them to focus on delivering exceptional patient care,” states Singh.