Subject Experts

Industry Expertise

We are proud of our team of subject experts who have all the tools to support your business whatever your needs might be.

Contact our team of experts

Chris Hamilton

Oil & Gas

25 + years working with upstream and downstream oil and gas facilities.

Chris has experience in process conception, development and FEED, detailed process engineering design, packaged equipment specification and selection, separation technologies, gas compression, gas dehydration and sweetening, process optimisation, energy minimisation and decarbonisation, operations readiness, process commissioning and start-up, process safety studies and risk management, and process simulation and modelling.

Chris also has 20 + years of experience working with process risk management and process safety.

His expertise includes process safety risk management, inherently safe design, major accident hazard studies, COMAH, Offshore Safety Cases, process safety studies (MAH, HAZID, HAZOP, PRR, ALARP), functional safety (SIL, LOPA, QRA), emergency shutdown system design and specification, and pressure relief and blowdown system modelling, specification and design.

Steve Parish

Construction and Utilities

Steve is a Chartered Civil Engineer with over 35 years’ experience across a varied career in both client and consultant roles.

Working on of a variety of civil and structural engineering projects, undertaking feasibility studies, detailed design, project management and site supervision through to commissioning, post construction and ongoing maintenance.

In addition to design and project management, his roles have focused on safety and contractor management, the application of site rules, CDM Regulations and other applicable legislation, safe systems of work and undertaking and production of risk assessments and carrying out health and safety audits.

Typical project experience includes sewerage and drainage schemes, earthworks, foundations, industrial buildings, marine, flood alleviation, coastal defences and land drainage and asbestos removal and maintenance.

Quals: BSc (Hons), CEng, MICE, BOHS P405 & NEBOSH Construction Cert.

Phil Robinson

Oil and Gas

Phil has over 37 years of industrial experience.

With 12 years of maintenance and heavy engineering management followed by 25 years of design, analysis and leadership. Phil can adapt to any emergent situation and lead a team towards agreed and documented solutions.

Concentrating on Pipe stress analysis and Pressure vessel design for numerous years with time spent supporting clients on site with Fitness for Service (FFS) assessments, both brownfield and greenfield developments are delivered appropriately. Specialist analysis including large diameter pipework, dynamic loading, Finite Element (FE) analysis of attachments and equipment Nozzles etc.

Management roles, establishing and leading multidiscipline design teams through sectors of industry to include Petrochemical, Chemical, Pharmaceutical, Utilities, Oil & gas, Onshore and offshore and Waste to Energy. Leading teams to delivery of Concept studies, Feed studies through Detail design and Construction support. Phil is an advocate of accurate Scope definition, resource planning and team structure with detailed lines of communication.

Stuart Murray

Oil & Gas | Nuclear

He has over 25 years of industrial experience in the Utilities, Wastewater, Petrochemical, Oil and Gas, Power and Nuclear sectors.

Stuart is a Principal/Mechanical/Piping/Stress Engineer currently working in a lead role as part of the OLG team. Technical expertise includes Pipe Stress Analysis and Vessel Design on New Installations and Brownfield sites. As well as departmental management and lead activities he has lead Piping/Stress Teams on numerous specific multi-discipline projects.

His attitude and spirit of togetherness generates a level of trust within his teams but also enables him to expect and request focus and demand a hard-working ethos to enable successful outcomes and client satisfaction. His excellent communication skills, approachable demeanour and exposure throughout various sectors has enabled him to build and forge excellent relationships and contacts with clients.

Lawrence Bush

Offshore Wind | Oil and Gas | Steel

Lawrence has over 28 years experience in engineering, project delivery and executive leadership.

Having served a traditional 4 year indentured apprenticeship he progressed into a design office whilst undertaking a part time degree. Lawrence developed into design management and subsequently both project management and construction management, undertaking the delivery of multiple discipline, design and build projects across rail and heavy industrial industries.

Projects included a cutting-edge rail operating centre in Sussex, a Biomass rail unloading and storage facility at a UK coal fired power station and the construction and plant integration of Europe’s largest ‘dry-seal wiggins’ gasholder. In addition, he has worked in Oil & Gas, Petrochemical and chemical industries, undertaking roles as both client and contractor.

Over the past 5 years Lawrence successfully developed and ran the PMO for a UK based European offshore wind vessel and service provider before stepping up to become Managing Director. The business was successfully sold in 2023 and Lawrence undertook his current role with OLG as Engineering Director.

Mark Thomason

Nuclear | Waste to Energy | Oil and Gas

35+ years’ experience in detailed process engineering design and commissioning.

Mark has worked on multiple aspects of process engineering, including:

detailed process engineering design
packaged plant specification
technical bid appraisal and supplier selection
absorber detailed design and equipment specification
distillation column detailed design and internals design and specification
heat exchanger detailed design using Aspen EDR for Shell & Tube exchanger design
process plant design using Glass Lined Steel and Glass equipment
process simulation (Aspen Plus, Hysys and ProMAX)
process safety studies and close out (HAZID, HAZOP, Multi discipline design reviews (MDDR), ALARP, HAC, DSEAR)
pressure relief valve sizing and depressurisation studies
flare network modelling, and overseas commissioning
plant performance testing and handover

His process knowledge includes nitric and sulphuric acid concentration, thermal hydrolysis of sewage sludges, gas sweetening, produced water treatment, and multiphase separators.

Suzanne Portingell

Oil and Gas | Steel | Chemicals

35+ years experience in detailed process engineering design and commissioning.

Suzanne has worked on various aspects of process engineering, such as detailed process engineering design and commissioning for systems such as;

VOC/Emissions abatement plants
petroleum storage and dosing systems
heat exchanger & pressure vessel detailed design
process plant DCS requirements
refrigeration plants
offloading systems
large scale hydrogenation process optimisation and energy minimisation

In addition she has extensive experience of process safety studies and close out (HAZID, HAZOP, Multi discipline design reviews (MDDR), ALARP, HAC, DSEAR, LOPA), pressure relief valve sizing and depressurisation studies, operating procedures compilation, process commissioning and start-up/shutdown support.

Suzanne also has 30 + years of experience working with process risk management and process safety.

Suzanne has expertise in process safety risk management, inherently safe design, and major accident hazard studies including preparation and review of COMAH Safety Cases. She has led and supported various process safety studies (DSEAR, HAC, MAH, HAZID, HAZOP, ALARP, LOPA, SIL) and has experience in emergency response specification, testing and evaluation. She was a former Process Safety Specialist Inspector for HM Government Health & Safety Executive and has extensive knowledge of H&S Legislation.

Rahul Agrawal

Nuclear

15+ years working in Process engineering & design within the Nuclear industry.

He has experience in developing change over strategies from concept to detailed design, conducting optioneering studies in different stages of designs, performing heat, energy and mass balance calculations, sizing relief valves and vessels, preparing basis of design, plant and process descriptions, writing functional specs, datasheets and early warning notices, carrying out chemotoxic assessment, Hazop and safety review, and using HYSYS and PEL software.

John Smith

Life Sciences

25 + years working in Process Engineering and Project Delivery experience within Life Sciences

John has expertise in pharmaceutical process tech transfer and scale up, project management for new facilities/equipment, refurbishments, and equipment upgrade projects, commissioning and qualification through the validation lifecycle (URS to PQ), process engineering covering equipment sizing, specification, vendor audit and equipment selection for pharmaceutical process equipment, utilities, control systems.

He has significant pharmaceutical operations experience including API, upstream/downstream biopharma, high containment, aseptic, engineering team management and asset, utilities and energy management, leading process improvements, Root Cause Investigations, compliance with GMP quality systems, and process safety using HAZOP and process risk assessment

On Line House, Pelham Road, Immingham, North East Lincolnshire, DN40 1AB

T: +44 (0)1469 577695

E: enquiries@olguk.com

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