ATEME is a French software company and hardware manufacturer specialising in multimedia applications, particularly video compression technology. The company was founded in 1991.

ATEME's products include the Kyrion 2100 series of High Definition (HD) MPEG-4/AVC encoders, the ATEME File Encoder software, the VSIP series of video security encoders, and the VISIO IP encoder.

The company is a member of the DVB Project and the HD Forum.

They co-developed the Nero Digital MPEG-4 compression technology alongside Nero AG.