The companies listed below are current LTO Format Specification Participants. Companies listed with an asterisk are compliance verified manufacturers that have passed the compliance verification requirements to sell LTO Ultrium branded tape drives and cartridges.
LTO Technology Participant Links
IMATION Corp.
Insurgo Media Services Limited
Maxell Holding, Ltd.
Silicon Craft Technology Public Company Limited
TDK CORPORATION
Teijin Films Solutions Limited
Toray Industries, Inc.
* = compliance verified manufacturer of LTO Ultrium branded tape drives and cartridges