Supply chain managers keep track of logistics and update the company's inventory. They analyze operational performance and resolve issues. They also collaborate with vendors and suppliers to ensure all operations (e.g. shipping, delivery) meet quality and safety standards.

Store keepers procure, store, and issue supplies in a supply operation; process and maintain inventory records; modify and implement inventory control and disposal procedures; perform related work.

An Inventory Manager is a professional who oversees the inventory levels of businesses. They lead a team to receive and record new stock as it's delivered or shipped out by analyzing different suppliers, recording daily deliveries, and evaluating new shipments.

Customer service representatives help customers with complaints and questions, give customers information about products and services, take orders, and process returns. By helping customers understand the product and answering questions about their reservations, they are sometimes seen as having a role in sales.

A Procurement Manager, or Purchasing Manager, oversees a company's sourcing capabilities and supply chain. They are responsible for finding and evaluating suppliers, products and services, negotiating contracts and acquiring the most cost-efficient deals without compromising on quality.