The information below will help you register your business for the following account types listed on Form NC-BR: Withholding, Sales and Use. To run a successful business it is critical to have a thorough understanding of your market.Wondering how to start a business in NC? Our step-by-step guide covers everything from planning to funding. Corporations must register their business names with the North Carolina Secretary of State Corporations Division. This guide to starting a business in North Carolina will guide you through each step in the process of launching a company. Another advantage of an LLC is the flexibility in the management structure. NCDOT is committed to ensuring all North Carolina businesses have the opportunity to participate in our projects. Assistant Athletic Trainer.