KM = Kevin McNulty would be my guess.
https://en.wikipedia.org/wiki/Kevin_McNulty_(judge)
Another KM that stood out.
https://en.wikipedia.org/wiki/Kimberly_J._Mueller
Brother-in-law to ol' Cryin' Chuck.
DL - not sure. Dax Lopez?
>https://en.wikipedia.org/wiki/Dax_Eric_L%C3%B3pez