DoorBird's Founder & CEO, Sascha Keller, currently has an approval rating of 87%. DoorBird's primary competitors are Ring, SkyBell & meShare. Website doorbird.com Competitors View 5 DoorBird competitors here. Acquisitions There have been no acquisitions found related to DoorBird Funding Funding data cannot be found related to DoorBird Investments. The most important manufacturers of door intercoms in Europe are: 2N Telecommunications, Comelit, Commend, Doorbird, Legrand, Produkt Ring ... or to implement new solutions and technological innovations in order to gain market share from competitors.There is an abundance of companies in the European market for joint sealants, whereby the.