A bracket assembly is disclosed to secure a cable bundle to a ladder rung. The bracket assembly includes a metal bracket and protective grommets. The metal bracket has a first member, side walls and second members. The first member of the metal bracket is parallel to the second members of the metal bracket. The protective grommets are secured to the metal bracket. The protective grommets have a base member, sleeves extending from the base member, a side member and a bottom member. The assembled metal bracket and protective grommets receive the ladder rung and the sleeves of the protective grommets wrap around the cable bundle positioned on the ladder rung to secure the cable bundle.