David Hall

Polypipe Ltd. designs and manufactures plastic piping products. The firm's products include rainwater drainage, high capacity rainwater drainage, decorative rainwater drainage, waterless valve, traps, mechanical ventilation with heat recovery, water supply systems, rain stream water storage and re-use, and terrain PVC soil and waste products. It serves housing, ventilation, commercial property and public buildings, and civil and infrastructure sectors. The company was founded in 1980 and is headquartered in Edlington, the United Kingdom.

Polypipe (Ulster) Ltd. manufacturers ground drainage products, plastic plumbing and under floor heating systems for the residential market. The company was founded in 1983 and is headquartered in Lurgan, the United Kingdom.

British Plastics Federation operates as a trade association for the UK plastic industry. It represents the whole supply chain including polymer producers and suppliers, additive manufacturers, recyclers, services providers, end users, plastics processors and machinery manufacturers. The firm promotes the interests of its members principally through its market sector groups and their many common interest business groups. The company was founded in 1933 and is headquartered in London, the United Kingdom.

Glynwed Plc is a British company that manufactures electronic components.

Construction Products Association engages in promoting the business of construction product manufacturers and distributors. The company is headquartered in London, the United Kingdom.

Industrea Acquisition Corp. is a blank check company, which engages in the acquisition and identification of suitable target for business combination. The firm aims to effect a merger, capital stock exchange, asset acquisition, stock purchase, reorganization, or similar business combination with one or more businesses. It also intends to focus its search on manufacturing and service companies in the industrial sector. The company was founded on April 7, 2017 and is headquartered in New York, NY.