Plexus Holdings plc is a UK-based company that provides engineering services and products for the oil and gas industry, focusing on its proprietary technology. The company specializes in wellhead and connector systems utilizing a friction grip technique. Plexus operates by commercializing its technology across various sectors and relies on subcontracted manufacturing to produce its equipment. Its customer base includes companies in the oil and gas sector, and it emphasizes maintaining high-quality standards in its products and services.