Operational since 1955, Trinity Forge Inc. is a closed-die forging plant specializing in complex shapes in a wide variety of sizes ranging from a few ounces to 100 pounds. Based in Mansfield, Texas, the company provides machining to forgings as well as job-shop machining services and die-and-mold machining. It offers customers a wide array of services, such as heat treating, machining, assembling and plating. In addition, the company provides painting, material testing as well as certification. Trinity Forge Inc. is ISO 9001:2000 and AS9100:2004 certified.