4Silicon Design is a worldwide Design Consulting and Technical Staffing Service for Semiconductor industry and other high technology businesses. We provide in-house and on-site full custom and ASIC IC design service and placement of IC Mask Layout Designers, Physical Designers, Circuit Designers, Verification and CAD development Engineers. Founded in 2006 by Masood Khan as a sole proprietor consulting service . After delivering successfully proven on-site and outsourced projects and attaining a level of reputable growth, the company was incorporated in 2013. Since then 4Silicon Design providing contract design services to its direct and indirect clients in area of full custom Mask Layout, circuit design and SPICE simulation, physical design P&R, STA timing, EM/IR drop analysis and memory compiler development.