Concentric Fabrication, co-founded in 2012 by Rob Lorenson and Derek Riley specializes in highly crafted architectural metalwork. With nearly 45 years of combined experience in the metal working trades, Derek and Rob are well prepared to craft metal solutions for all of your project needs. Our team of skilled artisans can work from design concept, through fabrication, finishing, and installation. The 5500 square foot hop produces specialized interior hardware, custom furniture, sculptures, doors, range hoods and handrails. Staircases have been a centerpiece of our practice since day one. Straight, curved, and spiral are all currently underway in our shop. Our metal vocabulary includes: mild steel 01sz hot and cold rolled), stainless, aluminum, and exotics such as bronze, zinc and Damascus. Concentric can also provide tempered glass in both flat and curved forms. Shop capabilities include CNC Milling, CNC Cutting, most welding processes, forging, cold forming, cold forming, and even casting. Our specialization is custom finishes in patina, paint, surface polish and even mirror polish Concentric Fabrication serves a wide service area, with installs spanning the USA and visits weekly to Nantucket and Martha’s Vineyard.