https://techcrunch.com/2017/08/22/latch-adds-homekit-approved-smart-lock-to-its-enterprise-suite/

Smart access startup Latch, which targets the enterprise market in the U.S., selling smart lock hardware and access control services to building owners and operators, has added a third product to its portfolio.

The ‘Latch C’ is notable as its first smart lock to be certified to work with HomeKit — Apple’s hardware certification program for makers of connected devices wanting to integrate with the iOS ecosystem.