Our global teams design, maintain, and optimise energy infrastructure to improve access to secure and sustainable energy for communities worldwide.

70+ Years of Industry Experience
Originally founded in the UK in 1954 as Spencer & Partners, we cultivate our long engineering heritage to help serve evolving energy needs and deliver solutions across the entire project lifecycle.
Our Story
15,000+ Global Projects Delivered
We have delivered over 15,000 energy projects worldwide. We provide a wide range of services to the energy industry, including engineering, project management, asset management, asset integrity, knowledge & training, and digital solutions.
Our Work
12+ Offices Across the World
Penspen have offices in the United Kingdom, Europe, the Middle East and Africa, Kingdom of Saudi Arabia, Latin America and the US. With over 1,100 employees globally & experience in over 100 countries, we bring specialist expertise to projects worldwide.
Our RegionsOur Work

Designing the Jet Fuel Hydrant System for Kuwait Airport’s New Terminal 2
Penspen provides engineering services for Jet Fuel Hydrant System for Kuwait International Airport's New Terminal...

Master Plan Development for Jet Fuel Facilities Services at Al Maktoum International Airport
Penspen supports the development of the world's largest airport with master plan development for jet fuel facilities services at Al Maktoum International...

Gap Analysis for Aviation Fuel Systems at Hamad International Airport
Penspen carries out Gap Analysis for aviation fuel systems at Hamad International Airport in...
Insights & News

Demystifying Hydrogen Fatigue Crack Growth
With the increasing momentum to adopt clean fuels coupled with the scrutinised investment horizons of maintaining ageing gas pipelines, there are well-established and mutually beneficial...

Energy – the final frontier?
The transition from a career developing structures for use in space to solving the challenges of implementing hydrogen infrastructure may not seem straightforward, but for Penspen’s Head of...

What Are the Key Integrity Considerations When Repurposing Pipelines for Hydrogen?
With the European Hydrogen Backbone targeting 52,000 km of hydrogen pipelines by 2040 - 60% of which will be repurposed from existing infrastructure - ensuring the integrity of these pipelines will...

Beyond Compliance: Optimisation Opportunities of the Gas Mega Rule – Pipeline Integrity Management with Digital Twins, Multiple Inspections, and Artificial Intelligence
In a new technical paper presented at the 2025 Pipeline Pigging and Integrity Management Conference, Penspen, Senslytics, and PipelineLogic explore how Penspen's THEIA platform and Causal AI...

Penspen Joins Hydrogen UK to Drive the Future of Clean Energy in the UK
International engineering consultancy reinforces commitment to sustainable energy by becoming an official member of the UK’s leading hydrogen trade association. Penspen, a leading international...

Penspen Reports $120 Million Worth of New Contract Awards Secured in Second Half of 2024
Company’s comprehensive engineering expertise helps improve energy access for communities worldwide Penspen today announces a positive finish to the fiscal year with $120 million awarded in new...

Penspen Shortlisted for 2025 Hydrogen UK Annual Awards
International engineering consultancy Penspen has been shortlisted as finalists at the 2025 Hydrogen UK Annual Awards. The Hydrogen UK Annual Conference and Awards is the premier event celebrating...
Engineering the Future of Energy
Our ServicesPenspen Energy Transition Consultancy
A multi-disciplinary centre of expertise focused on the design, development and repurposing of hydrogen infrastructure. Formed to support the international energy industry on low carbon and hydrogen-related projects, our team of industry-leading energy transition experts can help define the pathway to net zero.
Our energy transition capabilities are built around four pillars and cover a range of areas such as Engineering & Project Management, Asset Integrity, Asset Management, Digital Solutions, alongside Penspen’s Centre of Engineering Excellence. With over 70 years of providing asset solutions across multiple energy sectors worldwide, we have the technical experience and expertise to help accelerate the energy transition.
Learn MoreTHEIA – Digital Pipeline Integrity Management
Building a brighter, more efficient energy future requires flexible, intelligent solutions. Digitalisation of the energy industry offers the progression and innovation required to generate energy more reliably, distribute more efficiently and store more affordably.
Harness the full potential of your pipeline assets through the power of data with THEIA, Penspen’s Pipeline Integrity Management Solution. Developed as part of Penspen’s ongoing commitment to digital transformation, THEIA provides energy, oil, and gas operators with the critical pipeline integrity insights required to optimise performance of assets.
Learn MoreDiscover More

Executive Leadership
Penspen has a world-class reputation for providing independent, best practice advice on developing, managing, and revitalising energy assets across the world.

Our Services
We help meet the world’s evolving energy needs by providing consulting, project, and engineering solutions across the entire energy project lifecycle.

Our Memberships
Penspen are certified members of a number of internationally recognised organisations across the energy industry and have partnerships with associations across the world.

Our Careers
Excellence is at the heart of everything we do and we believe the only way we can achieve this is by working with excellent people who support our values.
Contact Us
"*" indicates required fields