Graylog, Inc is a log management and security analytics software company based in Houston, Texas.

Graylog, formerly Torch,[2] was founded in 2009 by Lennart Koopmann and began as an open-source project in Hamburg, Germany.

Graylog has offices in Houston TX (HQ), Boulder CO, London UK and Hamburg Germany.

Graylog regularly participates in conferences such as DEF CON,[8] DerbyCon,[9] Black Hat USA,[10] NolaCon,[11] and Security BSides.

[12] The Graylog software centrally captures, stores, and enables real-time search and log analysis against terabytes of machine data from any component in the IT infrastructure and applications.