Our Team

David English


1-868-223-4675 Tel
1-868-315-1544 Cell

David English has over 30 years of extensive international experience within the offshore survey business having worked his way up from a field surveyor to a Regional International Manager with a major global survey company. David has largely been based in Trinidad and Tobago and the Caribbean since 1997. Prior to coming to the Caribbean, David worked in Houston and many other regions around the globe.

Stefan Deokiesingh

Director, Engineering & Operations

1-868-223-4675 Tel
1-868-701-4242 Cell

Stefan Deokiesingh is a Marine Geotechnical Engineer and Manager with over 11 yrs experience in a wide range of geotechnical and survey operations in offshore, near-shore and onshore environments. He has managed projects and performed field operations in several countries in the Caribbean and South America.

His specialties include marine geotechnical engineering and operations, quality control, project management, HSE, personnel and equipment management, business development and vessel mobilizations. He is a Registered Engineer and PMP.

Ziad Joseph

Director, Survey & Projects

1-868-223-4675 Tel
1-868-789-2648 Cell

Ziad Joseph is a qualified Surveyor with over 8 years experience in various types of positioning operations, geophysical and hydrographic surveys. He is currently completing his MSc in Coastal Engineering and Management.

Ziad has been the senior offshore survey project manager for over 5 years. His specialties include geophysical, 2D seismic and hydrographic survey management, set-up and data acquisition, navigation and positioning management and data acquisition, data processing, multi-beam acquisition & processing, reporting, charting and quality control

Richard Cattermole

Principal Survey Consultant

Mr. Cattermole is a Registered Surveyor with the Land Survey Board of Trinidad and Tobago with over 38 years survey experience including over 15 years as a Director and Senior Partner at CANE Associates Company Ltd. Mr. Cattermole is a Fellow and Chartered Hydrographic Surveyor (RICS), Chartered Planning and Development Surveyor (RICS) as well as a Fellow and Chartered Marine Scientist (IMarEST).

Mr. Cattermole’s vast professional qualifications, technical expertise and management experience will be utilized fully as OSL’s Principal Survey Consultant.