Lawrence Industries, Inc. is the World Leader in The Design, Tooling, and Production of High Performance American LEAD FREE Composite Window Hardware. Drawing on 30 years of Experience in Zinc Die Casting, Metal Stamping, and Injection Molding, Lawrence knows a lot about Quality Window Hardware. Lawrence is now Designing and Developing Cutting Edge High Performance Composite Products that will Exceed your Expectations for your Window Performance. The Lawrence Custom Blended Composites are Marine Grade and have proven themselves to be Superior to Metals in Strength, Impact, High Corrosive Resistance, and Superior Surface Finish.