Chamberlain Group (CGI), the corporate parent company to LiftMaster, Chamberlain, Merlin, and Grifco, designs and engineers residential garage door openers, commercial door operators, security cameras, and gate entry systems.

[3] Chamberlain, LiftMaster, and Craftsman have interchangeable parts, primarily the gear and circuit boards.

The greatest difference between the brands is that Chamberlain and Craftsman operate on a square shaped split-rail system, while LiftMaster consists of one single solid piece of inverted t-shaped rail.

[4] Chamberlain's "myQ" technology is embedded in garage door openers and lights,[5] can be added to Wi-Fi networks to control these devices and is being incorporated into future home products, all through a monthly subscription.

[7] At the end of 2023, after previously ending Google Assistant support and discontinuing its official Apple HomeKit integration, the company disabled all other third party access to their "myQ" products, effectively stopping all open-source third-party integrations, like Home Assistant.