Our Team

Working collaboratively across multiple disciplines, our team delivers practical, high-quality solutions grounded in industry experience and best practice. Meet the professionals who uphold our values, advance our mission, and support safer operations across the oil and gas sector.


Diccen Sargent – Managing Director and Principal Safety Engineer

Diccen is the co-founder and Managing Director of CPOGS. He has been working in the energy industry since 1992. He is a Principal Safety Engineer with a strong background in both technical and operational safety. Diccen has previously worked as part of an Engineering Design Team, responsible for building and commissioning offshore production installations. He has also worked offshore as both a Safety Engineer and a Safety Advisor delivering new platforms into operation.

Diccen has a strong background in general risk assessment and is an expert in writing, updating, and reviewing Safety Cases. Diccen is also an IChemE trained HAZOP Chairman who specialises in the drilling and offshore accommodation sectors.

Helen Sargent – Drilling Engineer

Helen is a Drilling Engineer and a co-founder of CPOGS. Helen started work as a Data Engineer in the drilling sector in 1990 and became a Drilling Engineer in 1996 as part of the BP Team for the Forties well alliance. Helen has worked as a Drilling Engineer in both onshore and offshore roles including working as an offshore Nightshift Drilling Supervisor.

Helen’s principal technical activities within CPOGS are to provide technical advice to clients regarding well integrity, drilling activities and programmes. Key areas of expertise include Well Integrity Audits and Due Diligence Reviews of Well Integrity Management Systems and compliance for divestments and acquisitions.

Sue Gee – Facilitation, Training and Coaching Director

Sue is the Facilitation, Training and Coaching Director of CPOGS. Sue has worked as an Associate Consultant to CPOGS since 2010, delivering training both onshore and offshore. Sue has also organised and facilitated numerous workshops including HAZIDs, HAZOPs and a variety of WOP meetings.

Sue previously ran her own training, development and coaching company for 18 years delivering Leadership and Management training, Soft and Interpersonal Skills training, as well as running internal bespoke Company Culture programmes. Sue now shares her vast range of experience with Directors and Senior Leadership Teams as a coach and mentor. Sue is a member of the Institute of Leadership and Management, and an Insights practitioner. She published a book on leadership in 2013 called ‘Who’s Driving the Bus?’

Steve Brazier – Associate Principal Safety Engineer

Steve is an Associate Principal Technical Safety Engineer who brings over 18 years of international risk management experience to the CPOGS team. A TUV Certified Functional Safety (PH&RA) Engineer, Steve has worked with CPOGS on a variety of complex scopes including Safety Case preparation, Thorough Reviews, and technical studies such as Quantified Risk Assessment (QRA) and Fire & Explosion Analysis (FERA).

Steve possesses extensive practical experience gained from hands-on client-facing roles, leading teams involved in greenfield and brownfield major capital projects. Most recently, he led the Safety Engineering scope for the offshore assets of one of the UK’s Track 1 Carbon Capture and Storage (CCS) projects.

Doug Felmeri – Safety Engineer

Doug is a Safety Engineer for CPOGS. He joined the company in 2017 as a Junior Safety Engineer after leaving university with a bachelor’s degree in Geology and Geosciences. Doug has excellent written, numerical, and analytical skills, and has been extensively involved in the preparation of various Risk Assessments and Safety Cases for CPOGS clients.

Doug is also an experienced HAZID and HAZOP scribe with a sound understanding of Managed Pressure Drilling principles and equipment.

David Sargent – Statistical Analyst

David is a Statistical Analyst with CPOGS, joining the company after completing his A Levels in 2024. David is part of the CPOGS Engineering Team. His general analytical skills are excellent and he specialises in analysing trends in the average weight of offshore workers in the energy sector.

In his spare time, David is a talented player of contract bridge. He played for the England U-21 Team in the World Youth Bridge Championships held in Salsomaggiore Italy in July 2025 and is currently playing for the England U-26 Team.

Katie Roberts

Katie is our Technical Author and has worked for the company since 2022. Katie has a wealth of experience working as a Technical Author and Proofreader. She provides an essential role within CPOGS, ensuring our reports and documentation are consistent in format and style, and deliver a polished, error-free final read for our clients.