Joanna Claire Allen

Quadscot Precision Engineers Ltd. provides engineering services. Its capabilities include production engineering, CNC milling, CNC turning, CNC 5 axis milling, electric discharge machining and inspection and testing. The firm serves oil, gas and petrochemical industries. The company was founded in 1990 and is headquartered in Glasgow, the United Kingdom.

Part of Pressure Technologies Plc, Roota Engineering Ltd. is a British company that manufactures bespoke engineered products for the oil and gas sector. The private company is based in Rotherham, UK. The company was founded in 1973. Roota Engineering was acquired by Pressure Technologies Plc on March 05, 2014 for $25.34 million.

Part of Greenlane Renewables, Inc., PT Biogas Holdings Ltd. is a British company that manufactures special-purpose machinery. The private company is based in Sheffield, UK. The company was founded in 2014. PT Biogas Holdings was acquired by Greenlane Renewables, Inc. from Pressure Technologies Plc on June 03, 2019 for $12.89 million.

PricewaterhouseCoopers LLP engages in the provision of accounting services. Its services include audit and assurance, accounting advisory, risk assurance, tax management, corporate insolvency, life cycle assessment, forensic services, private equity advisory, and financial reporting valuations. The company is headquartered in London, the United Kingdom.