Per the IDI Licensing Agreement, IDI Qualified Administrators (QAs) may not place or order group respondents in any way that would disclose a respondent's orientation. This includes, but is not limited to, orientation-specific Debrief Groups; development groups based on orientation; assigning partners based on orientation, etc. An individual's DO should not be shared with anyone other than the respondent themself.
See section D.4 of the IDI Licensing Agreement.