Stryker Corporation engages in the development, manufacture, and marketing of orthopedic products and medical specialties in the United States. It operates in two segments, Orthopedic Implants and MedSurg Equipment. The Orthopedic Implants segment sells orthopedic reconstructive, trauma, spinal, and craniomaxillofacial implant systems, trauma implant systems, joint replacement products, knee implant systems, hip implant systems, bone cement, and the bone growth factor OP-1 products. The MedSurg ...

Lockheed Martin Corporation, an advanced technology company, was formed in March 1995 with the merger of two of the world's premier technology companies, Lockheed Corporation and Martin Marietta Corporation.

Headquartered in Bethesda, Maryland, Lockheed Martin employs about 140,000 people worldwide and is principally engaged in the research, design, development, manufacture and integration of advanced technology systems, products and services.