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    About Us

    Established in 2003, PDi is a leading provider of engineering consultancy, project management and technical secondment services to the energy sector.

    PDi has an enviable client base and track record supporting developers and operators to engineer and execute the most challenging subsea projects within tight budgets and ambitious deadlines.

    Our comprehensive suite of services ensures we are a key provider to our clients through concept, design, operation, decommissioning and energy transition.

    PDi works closely with multiple contractors, vessel owners, EPC providers and manufacturers across the oil and gas and renewables industries, ensuring a comprehensive understanding of the needs of our operator and developer clients.

    With world class people and processes, PDi delivers on our commitment to high quality, practical analysis and pragmatic solutions to the most complex technical issues. Robust quality systems combined with innovative thinking ensure we provide a unique and refreshing approach to traditional and evolving engineering challenges.

    PDi is home to some of the very best multidiscipline engineering talent in the energy sector, ensuring high quality graduates join the team every year to grow in a stimulating and diverse environment, while learning from highly experienced subject matter experts. The PDi team comprises emerging and developing talent underpinned by an unrivalled pedigree of sector knowledge and practical experience spanning decades.

    Solutions independent and with a DNA founded on practical experience and lean project execution – with the capacity to leverage best in class engineering capabilities from it’s parent company, the Tattva Group and sister company Results Engineering – PDi provides clients with a guarantee that they are working with the very best engineering solutions provider in the industry.

    Our Sectors

    PDi provides full project lifecycle engineering solutions to the Oil and Gas, Renewables and Energy Transition industries from engineering design, project management and execution through to decommissioning.

    Oil and Gas

    With a pedigree in providing engineering consultancy solutions to the Oil and Gas industry.


    Highly experienced in delivering engineering services to the Renewables sector.

    Energy Transition

    PDi is a leading provider of engineering consultancy solutions and is the partner of choice for companies starting the journey to a reduced carbon footprint.

    Our Solutions

    Discipline Engineering

    Our end-to-end engineering solutions ensure our client’s energy production is delivered safely, sustainably and efficiently.

    Project Management

    PDi provides a full turnkey engineering and project management service to Developers, Operators and Contracting companies.


    PDi works with Operators and Contractors delivering comprehensive engineering solutions from design, project and execution management through to asset end of life support.