Plexus Holdings plc is a United Kingdom-based company, which provides oil and gas engineering services. The Company is engaged in marketing a friction grip method of engineering for oil and gas field wellheads and connectors, named POS-GRIP. The Company is involved in the sale of its POS-GRIP technology and associated products; the rental of wellheads utilizing the POS-GRIP technology, and service, including assisting with the commissioning and on-going service requirements of its equipment. The Company's POS-GRIP is involved in deforming one tubular member against another within the elastic range to effect gripping and sealing. Its method of engineering for wellheads offers a range of advantages to operators, particularly for high pressure high temperature (HPHT) applications. POS-GRIP technology can also be applied for surface land, and platform production and subsea wellheads.