About

Who we are

John LeBourhis & Associates (JLA) was established in Houston, Texas in 1976 to provide high quality marine consultancy and survey services to the offshore oil and gas industry, and in particular those activities associated with the marine aspects of offshore construction, drilling and production operations.

LOC Group Organisations

John Le Bourhis

John LeBourhis, acquired by LOC Group in 2017, was established in Houston, Texas in 1976 to provide high quality marine consultancy and survey services to the offshore oil and gas industry, and in particular those activities associated with the marine loss prevention aspects of offshore construction, drilling and production operations.

From the headoffice located in Houston, John LeBourhis delivers rig approval services around the globe often utilising the LOC Group companies network of 35 offices worldwide.

LOC

LOC is the premier international marine and engineering consulting firm.

LOC operates in the shipping, oil & gas and renewables sectors, providing predominantly loss prevention (marine warranty, surveys, inspections & audits, technical due diligence), loss management (marine casualties, claims, disputes and litigation) and marine and engineering consultancy services. Our clients comprise P&I clubs, H&M insurers, underwriters, brokers, oil and gas companies, energy utilities, field operators, developers, EPC contractors, installation contractors, drilling contractors, lawyers, shipowners, governments, and turbine and cable OEMs.

Longitude

Longitude, part of LOC Group, was developed in 2006 to provide independent dedicated engineering and design consultancy to the shipping, oil & gas and renewables sectors.

Longitude provides these services through offices located in seven locations and utilising the wider network of LOC.

Consulting and engineering services are provided by Longitude for all marine structures but with a particular focus on the construction, transportation and installation phases of an offshore project. For floating structures these services are provided for the whole lifecycle, from concept to operations, life extension and decommissioning.

Innosea

Innosea, acquired by LOC Group in 2018, is an independent engineering firm specialising in offshore renewables.

Established as a technology spinout from the Ecoles Centrale de Nantes, Innosea continues to work at the cutting edge of research and development in marine renewables.

Innosea provides consulting and engineering services to marine renewables industry with a particular focus on fixed and floating substructure concept development and engineering, and turbine engineering and analysis.


Our Services

  • Marine Warranty Surveys
  • Surveys, Inspections & Audits
  • Claims, Disputes & Litigation
  • Marines Casualties
  • Marine & Engineering Consultancy
  • Engineering Services
  • John LeBourhis
  • LOC
  • Longitude
  • Innosea

  • Marine Warranty Surveys
  • Surveys, Inspections & Audits
  • Claims, Disputes & Litigation
  • Marines Casualties
  • Marine & Engineering Consultancy
  • Engineering Services
  • LOC
  • John LeBourhis
  • Longitude
  • Innosea

Our business

Our business is risk control. We focus our expertise on marine warranty location approvals, site assessments, feasibility studies, third party marine advice, field moves and tow / dry transport approvals for jack-up and semisubmersible drilling rigs, and drill ships.


Our clients

We have clients from every side of the offshore drilling business, who are operating in every part of the world. Over the years we have developed long standing relationships with many of our clients, based upon core values of professionalism, consistency and mutual respect and trust.



Our mission

Our mission is to provide high quality, cost effective risk control consultancy and survey services to help our clients mitigate and minimize the risks they face when undertaking marine transportation, rig moving or marine construction operations.

Contact Us