What is Brand Identity?
Brand identity is the collection of all elements that a company creates to portray the right image to its consumer. 
What is logo design and branding?
A logo is a visual mark that represents a company or brand. It's often the first thing customers see and remember about a brand. A logo can be a simple wordmark, a graphic symbol or a combination of both. Branding is the process of creating a unique identity for a company or brand.