Up Close and Personal
The Renegades use a camouflage paint scheme on their BattleMechs, changing the colors to match the terrain in which they are operating.
Per Mercenaries Supplemental 2, page 58.
Maelstrom, Mercenaries Supplemental 2 (color plates)
The command's insignia is a polished-chrome mechanical wasp, which is painted on the upper left leg of each 'Mech. Per FM: Mercenaries Supplemental II, page 58.