TriMas Corporation designs, manufactures, and distributes engineered products for commercial, industrial, and consumer markets worldwide. It operates through four segments: Packaging, Aerospace, Energy, and Engineered Components. The Packaging segment offers steel and plastic closure caps, drum enclosures, and specialty plastic closures, as well as dispensing systems, such as foamers, pumps, and specialty sprayers under the Rieke, Arminak & Associates, Englass, Innovative Molding, and Stolz brands to store, transport, process, and dispense various products for industrial, food and beverage, health, beauty, and home markets. The Aerospace segment provides blind bolts, fasteners, solid and blind rivets, and installation tools, as well as precision machined and complex parts for use in commercial, business, and military aerospace industries. This segment offers its products under the Monogram Aerospace Fasteners, Allfast Fastening Systems, Mac Fasteners, and Martinic Engineering brands. The Energy segment provides metallic and non-metallic gaskets, bolts, industrial fasteners, and specialty products for petroleum refining, petrochemical, oil field, and industrial markets under the Lamons brand. The Engineered Components segment offers natural gas powered engines and parts, gas compressors, gas production equipment, meter runs, engine electronics, and chemical pumps under the Caterpillar, Waukesha, and Ajax brands for use in oil and natural gas production, as well as a range of cylinders for use in the transportation, storage, and dispensing of compressed gases under the Norris Cylinder name. The company sells its products through direct sales force, third-party agents, distributors, and licensees. TriMas Corporation is headquartered in Bloomfield Hills, Michigan.