Established in 1984, Pro Source is a professional solutions firm that provides contract personnel, consulting services and software solutions to support the functions of computer-aided design and drafting. It offers staffing and recruitment services to technical professionals, as well as specializes in mechanical engineering. The firm recruits contractors and consultants who have expertise in product development and drafting and documentation. Pro Source also offers computer-aided design solutions for short-term projects that help to reduce capital expenditures. In addition, it places candidates at the positions of mechanical engineers, electro mechanical designers, mechanical drafters and technicians. The firm additionally provides machine design, packaging and computer engineering services. Pro Source is headquartered in Irvine, Calif.