This is the complete list of Secret Order units, as it encompasses all clans, houses, and battleteams currently available on the Secret Order rosters, both active/commissioned and inactive. The list of only active units along with their current membership is available on the Rosters page.

This is not the complete list of Emperor's Hammer Strike Fleet units; the Fleet Order of Battle includes many units belonging to other Emperor's Hammer groups, in addition to support ships and other vessels like freighters and personal craft.