Sphere, a provider of end-to-end integrated payments and security software, and Sikka Software, an API cloud platform and application marketplace, formed a joint venture. Financial terms were not disclosed. "We are excited to join forces with Sikka on this comprehensive platform for healthcare. With their award-winning API and deep healthcare experience, Sikka is a natural fit, aligning with our expertise in healthcare software and financial technology," Steve Rizzuto, Sphere Chief Executive Officer.