Penspen

Penspen is a UK-based energy infrastructure engineering and consultancy firm founded in 1954 as Spencer & Partners. The company provides engineering design, project management, asset integrity, asset management, and energy transition consultancy services across the oil and gas, pipeline, and energy sectors. Penspen has delivered over 15,000 projects in more than 100 countries, serving operators with onshore and offshore pipeline engineering, integrity assessment, corrosion management, decommissioning, and digital solutions including its proprietary THEIA integrity management platform and PDAM defect assessment manual. The company employs over 1,700 people across 10+ offices globally, with headquarters in London and regional offices in Abu Dhabi, Saudi Arabia, and Mexico. Penspen is a member of Sidara, a global collaborative of specialist firms with 19,000 employees across 300+ offices in 60 countries. The company also offers accredited training courses in pipeline engineering, integrity management, and defect assessment.