If the only thing that matters is physical presence, then buy new employee IDs that have RFIDs in them that get keyed whenever someone enters or leaves the property. Combined with a motion camera at the entrance and you have a solution.

Location would help on this. Metro area, state, or even region.

Crazy that the lawyer couldn’t look at the situation and tell their client that their regular fees would be absurdly out of proportion for the value given to a small startup.