PlusfactorSQL is a specialized Job Cost Accounting software suite designed primarily for the construction sector, though it can effectively serve any business engaged in job-oriented industries that utilize a blend of labor, materials, and subcontractors for their projects. This client/server application is compatible with various Microsoft Windows platforms, including Windows 2000, Windows XP, Server 2003 and 2008, Vista, Windows 7, and Terminal Services™, making it versatile for both single and networked computer environments. Originating from a simpler quoting module developed for DOS in 1985, PlusfactorSQL is the culmination of years of expertise and innovation in job costing solutions. The software’s user base spans a diverse range of sectors, including construction firms, plumbing and electrical contractors, roofing specialists, civil engineering companies, general contractors, marine engineers, and manufacturers of stainless steel and joinery products. Its extensive functionality and adaptability make PlusfactorSQL a valuable tool for any organization involved in managing complex job-based operations. With its rich history and user-friendly design, it continues to support a wide array of industries effectively.