Plexus Holdings plc, together with its subsidiaries, provides equipment and services for the oil and gas industry in the United Kingdom, Europe, and internationally. The company principally markets POS-GRIP technology, a patented friction grip method of engineering for oil and gas field wellheads, connectors, and metal-to-metal sealings, which includes squeezing one tubular member against another in the elastic range to effect gripping and sealing. It also provides commercial exploitation of subsea applications; and designs, fabricates, and manufactures valve-related products. Plexus Holdings plc was founded in 1985 and is based in Worthing, the United Kingdom.