The mark consists of the stylized wording "JOHNNY RAT" in red font. There is a horizontal red line underneath this wording. Below "JOHNNY RAT" and the horizontal line is the stylized wording "PEST CONTROL" in red font. In the background are several skyscrapers in black, gray and white. In front of the skyscrapers is a black silhouette of a man holding a flashlight. The beam from the flashlight is shining on a gray and white mouse with pink ears, hands, feet and tail. The mouse's eyes are depicted in black and white, and his nose is black. There are four blue droplets depicting sweat around the mouse's face. There is shading around the skyscrapers and the silhouette of a man that fades from white to gray to black. The ground on which the mouse, male figure and skyscrapers stand is black.