Management Team

Yann Helle | Managing Director | London

Yann Helle 2H MD - Mgt TmYann was appointed Managing Director in 2016 and is responsible for leading and developing the organisation globally. He joined 2H in 2002 after graduating from Kingston University, London, with a Masters degree in mechanical engineering, and has gained significant expertise in riser and conductor systems, minimum facility platforms, engineering and component package supply. Yann returned to London after spending three years in Houston as project manager of the TLP top tension riser delivery management project for Total’s Moho Nord field development. He has an MBA from Imperial College London and is a Chartered Engineer.

David Walters | Global Director/VP | Houston

David Walters After two years at 2H’s London office, David relocated to the US in 1998 to establish the Houston office to meet the demands of Gulf of Mexico deepwater developments. His focus since then has been the development and growth of 2H, globally as a principal director and locally in Houston, where he remains jointly responsible for the management of the office along with Mike Campbell. He has detailed knowledge of steel catenary risers having been involved in projects like Chevron Tahiti, Jack St. Malo and LLOG Delta House. David is a Chartered Marine Engineer, holds a master’s degree in civil engineering from Surrey University, UK, and has over 24 years’ riser engineering experience.

Ricky Thethi | Global Director | London

Ricky is a Global Director and relocated to the London office in 2019 after spending almost 20 years managing 2H’s Houston office. He is responsible for globalising the company’s riser and subsea integrity engineering capability and business across all of its offices. One of his current focuses is digital transformation, including the use of machine learning technology to improve the speed and accuracy of structural analysis, integrity monitoring and life extension of riser systems. Ricky obtained his degree in civil engineering with first-class honours from the University of Surrey, UK and is a fellow and Chartered Marine Engineer of the Institute of Marine Engineering, Science and Technology.

Mike Campbell | Global Director/VP | Houston

Mike-campbellMike is a Global Director and vice president of 2H’s Houston office, where he is responsible for the management of the engineering group. Mike has over 22 years of experience dedicated to riser engineering, ranging from conceptual design and feasibility to detailed design, installation, monitoring and operational integrity management for all types of riser systems and subsea equipment. He has authored numerous technical publications including fatigue analysis methods and the use of field measurements to benchmark and improve design tools. Mike is a graduate of the University of Sheffield, UK, and has a bachelor’s degree in mathematics and physics.

Shreenaath Natarajan | Global Director | Kuala Lumpur

Shreenaath-NatarajanShreenaath has been involved with numerous riser system design feasibility, detailed design and verification projects for top tensioned risers and steel catenary risers. As Technical Director of the Kuala Lumpur office, Shreenaath is responsible for the day to day operations, project management and business development for the South East Asia region. Recently, he was project manager for the freestanding hybrid riser and freestanding conductor supported platform structure off SE Asia, overseeing the detailed design and fabrication. Shreenaath holds a Master’s degree in Engineering from the University of Texas, Austin, and has over 16 years’ experience in design analysis and engineering of deepwater riser systems.

Alex Rimmer | Director | London

Alex-RimmerAlex is a Chartered Engineer with a first-class master’s degree in mechanical engineering from the University of Bath and has been working for 2H Offshore since 2004. Alex has significant experience in the design and analysis of drilling and production systems for deepwater and shallow water developments, most notably as lead analysis engineer for BP’s Block 31 PSVM freestanding hybrid riser design project. Alex has taken on a number of managerial roles at 2H, including technical manager of the Norwich office, where he was responsible for integrating UWG’s shallow water riser and conductor engineering team and business into 2H. He has been a director in our London office since 2011.

Ben Andrew | Director | London

Ben Andrew HeadshotBen is a director of the 2H Woking office with his main focus being the growth of the England, Middle East and North Africa regions. He is currently leading the deployment of new cloud-based tools and infrastructure across the 2H group globally. Ben has 14 years of specialist engineering experience in the design and numerical analysis of conductor-supported platforms, deepwater production (dry & wet tree) and drilling (HP & LP) riser systems. He has held numerous project management and technical leadership roles on a variety of projects from concept through to detailed design and has been based out of London, Leiden, Houston, and Kuala Lumpur over the years.

Pete Simpson | General Manager | Rio de Janeiro

Pete-SimpsonPete is currently the general manager of 2H Offshore’s office in Rio de Janeiro, Brazil. Pete graduated with first-class honours in mechanical engineering from Cardiff University and joined 2H in 2002. After 2 years working at 2H’s office in Woking, he spent a year working as part of a 2H team within Saipem’s offices in Paris on the Kizomba B Project and then moved to Brazil in October 2005. During his time at 2H, he has developed extensive experience in freestanding riser systems in the Kizomba B project, SCRs on the P-55 FEED and also on the BSR system installed by Subsea7 in the Sapinhoá and Lula-NE fields offshore Brazil. He shares the management of the 2H office in Brazil with technical manager Roberto Alvim.

Elizabeth Tellier | Director | Perth

LizElizabeth is the director of 2H’s Perth office. She holds a bachelor’s degree in Mechanical Engineering from Texas A&M University and has 17 years’ experience in the oil and gas industry with various types of riser design, subsea structural monitoring systems and riser integrity management. In 2010 Elizabeth relocated to Perth from 2H Houston to start a local office with the goal of supporting the growing subsea market in WA. Major project involvement includes BP Riser and Flowline Integrity Management, Anadarko Caesar Tonga Freestanding Riser Pre-FEED and FEED, developing 2H Perth’s drilling riser and conductor capability and delivering various subsea structural monitoring solutions to clients in Australia.

Nick Pacewicz | General Manager | Aberdeen

Nick Pacewicz Nick is currently the director of the 2H Aberdeen office. He holds a Master’s degree in mechanical engineering from the University of Strathclyde in Glasgow. Nick has over 10 years of specialist engineering experience in the design and numerical analysis of shallow and deepwater riser systems, including drilling risers, jack-up systems, completion risers and conductor systems. In particular, he has notable expertise in component design using 3D FE analysis, plug and abandonment analysis of subsea and platform wellheads and well casings, wellhead and conductor fatigue, low-pressure drilling riser operability analysis, and jack-up and platform conductor well analysis. Nick is a Chartered Engineer with IMechE.

Pierre Guerin | Director | Paris

Pierre is the director of the 2H France office. He is based in the south of France and splits his time between there and Paris. He is responsible for management of the Paris office and global growth of the company’s engineering services for the renewable energy sector. Guerin came to 2H in April 2021 with over 20 years’ experience in marine renewable energy, in particular, offshore wind, shipbuilding and oil and gas. Most recently he spent 5 years managing the development of renewable energy projects for Bardot Ocean. He also has an impressive 10-year track record of regional and international expansion projects from Principia where he focused on floating structures, coastal and naval defence engineering.

Feisal Alhady | Executive Director | 2H Offshore Engineering SDN BHD | Kuala Lumpur

Feisal AlhadyFeisal Alhady has been Director and Business Associate of the 2H entity in Malaysia since 2008. He holds a bachelor’s degree in mechanical engineering from the UK and is a registered Professional Engineer in Malaysia. Feisal has over 40 years’ experience in the oil & gas industry, having initially spent 10 years in operations with Esso Production Malaysia. He later gained extensive experience in diving & ROV services, offshore installation of jackets, topsides and subsea pipelines and deepwater SURF EPCIC projects. In recent years, he has helped develop 2H’s expertise, capabilities and track record in the EPCI of our CoSMOS minimum facility platforms.

Yussof Ismail | Director | Kuala Lumpur

Yussof-Ismail-headshotYussof is a director of 2H’s Kuala Lumpur office and co-manages the business with global director, Shreenaath Natarajan. Yussof has over 12 years of specialist engineering experience in shallow and deepwater riser & conductor design with extensive involvement in conductor supported platform projects in the region. He has comprehensive hands-on skills in structure monitoring, fabrication and installation as well as numerical analysis experience. He has been responsible for technical and business management support as technical manager for 2H KL for the past 3 years and was also responsible for delivering the D28 and D18 rig-installed conductor supported platforms.

Sha Yong | Chief Representative & Technical Manager | Beijing

Sha YongSha Yong is the Chief Representative and Technical Manager of the 2H Beijing office. He is based in Kuala Lumpur, Malaysia and splits his time between KL and Beijing. Dr. Sha joined 2H in 2014 and has over 17 years of experience in the oil and gas industry. He has expertise in flexible pipe design, dynamic/fatigue analysis, fabrication & installation, offshore inspection, structural monitoring, life extension, and integrity management of flexible and rigid pipelines, riser systems, umbilicals and mooring lines. Yong was recently seconded to Husky Energy in Shenzhen to lead the flexible flowlines and jumpers EPCI and co-supervise the offshore tie-in and pre-commissioning for Liuhua 29-1 subsea tie-back project.

Frank Lim | Principal Technical Advisor | London

Frank-LimFrank’s offshore oil and gas career began in 1983 upon graduation in the UK, and has continued through numerous projects in the North Sea, Gulf of Mexico, West Africa and Brazil. Frank founded the 2H Kuala Lumpur regional office in 2006, in an effort to meet deepwater engineering demands in Malaysia and the Asia Pacific region. As a fellow of the UK Institution of Mechanical Engineers and Royal Institution of Naval Architects, Frank is a regular author of technical papers and speaker at conferences. Formerly a global director, Frank now assumes the role of advisor to the 2H global management team and divides his time between London and Asia Pacific. He is also a professor at the China University of Petroleum in Beijing.