The mark consists of the word GUIDELIGHT in white lettering with an initial capital letter "G", all to the right of a shield with a gold background with a green border inside of the outer gold border, and on the shield there is a stylized light tower in green with stylized light rays emanating from a disk at the top of tower, where both the disk and rays are in green.
The color(s) green, gold, and white is/are claimed as a feature of the mark.