Description Exel Computer Systems believes it has what manufacturing customers need to excel. The company's EFACS software integrates financial, supply chain management, customer relationship management, field service, project management, and manufacturing functions in various languages. Exel also offers project management consulting, support, and training services to customers in the aerospace, automotive, electronics, food and beverage, health care, and industrial manufacturing sectors, among others. Customers include Bartoline, Castell Safety, Coram Showers, CTL Engineering, Elizabeth Shaw, and Royal Crown Derby. Exel Computer Systems was established in 1985 by managing director John Ellis.