DOOR, the rebranded Latch, pairs smart-lock hardware with mobile and backend software, visible in a stack spanning Bluetooth Low Energy, LoRaWAN, Swift, Kotlin and Java/Spring Boot on Kafka and AWS. Integrations with Yardi, RealPage and Entrata show it plugs directly into property-management systems. Hiring is minimal and tilted toward finance, sales and support rather than engineering, pointing to a focus on enterprise channel sales and back-office efficiency.
DOOR, formerly Latch, is a building intelligence company founded in 2014 and headquartered in St. Louis, Missouri. It combines access hardware, software and automated services into a single system for property owners, operators and residents. Its customers span residential portfolios and purpose-built communities. The public company employs 201–500 people and hires in the United States and Argentina.
DOOR's stack includes Swift, SwiftUI and watchOS on iOS, Kotlin and Jetpack Compose on Android, Java and Spring Boot with gRPC and Kafka, PostgreSQL, MongoDB, Redis, AWS and Terraform.
Yes. Latch rebranded as DOOR, a building intelligence company headquartered in St. Louis, Missouri, founded in 2014.
DOOR's technology footprint includes Yardi, RealPage and Entrata, the property-management platforms used by its residential operator customers.
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DOOR's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →
This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.
