Your logo is a visual cornerstone of a company's brand. Your company's identity is visually expressed through its logo, which, along your company's name', is one of the main things that makes your business memorable .
A logo is a combination of text and visual imagery that serves two purposes. It tells people the name of the company and it creates a visual symbol that represents your business.
A logo (abbreviation of logotype, from Greek: λόγος logos "word" and τύπος typos "imprint") is a graphic mark, emblem, or symbol used to aid and promote public recognition. ... At the level of mass communication and in common usage, a company's logo is today often synonymous with its trademark or brand.