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Over 30 Years Industry experience.

2021 Rotech Subsea re-enter the USA market and invest in building more equipment for global demand.

2020 Rotech Subsea carry out major cable post trenching and sandwaves campaigns in Taiwan.

2019 Rotech Subsea were contracted directly by Orsted for completion of cable lowering on a major wind farm before OFTO hand over. Rotech Subsea chartered vessel and carried out all project operations. The TRS1-LD system was selected due to its unrivalled capabilities.

2019 Rotech Subsea complete their 500th offshore project having a track record since 1994.

2019 Rotech Subsea re-enter the Middle East and position equipment to meet demand.

2019 Rotech Subsea boosts Business Development team by appointing Anthony Bews in Europe as Oil & Gas BDM.

2018 Rotech Subsea TRS2 system positioned and housed in ASIA to meet market demands for CFE works.

2017 Rotech Subsea build the new TRS1-LD System for operations within 1m water depths and adapts the RS1 for Harbour Clearance operations further to Port Authority contracts.

2017 Rotech Subsea establishes itself as the global partner of choice for trenching, excavation and freespan correction.

2017 Rotech Subsea launches new RSG1 subsea cable grab tool, designed and manufactured in-house. As well as deburying cable, the RSG1 can lift cable for repair and boasts real-time sonar monitoring with subsea camera and lights - which can also be applied for Umbilical recovery, Pipeline recovery as well as rock removal and relocation.

2017 Appointment of excavation specialist, Stephen Sin, as new Asia team leader of Rotech Subsea ahead of mobilising the TRS2 tool to Yangon (Myanmar).

2016 Rotech directors Dr Donald Stewart, Martin Graham & Stephen Cochrane along with Chairman Mike Hill lead the three operating companies, Engineering, Fabrication & Subsea in a Rotech management buyout (MBO).

2016 Rotech celebrates 30 years in the offshore sector and Rotech Subsea launch the new TRS2 systems for major sandwave clearance and pipeline trenching scopes.

2015 Rotech Subsea re-enters the oil & gas and energy sectors with the new Controlled Flow Technology & RS Excavation Range. RS1, TRS1 and Backfilling systems operate successfully on commercial projects.

2014 Rotech’s TurboMac short, high-temperature drilling turbine completes first drilling trials.

2011 Rotech wins contract with Shell to design a tool for decontaminating subsea structures prior to decommissioning.

2011 Rotech sells 'T-shaped' Subsea Excavation Assets, including its USA and Singapore subsidiaries, to REEF AS of Norway.

2010 Rotech Subsea opens sales office in Rio de Janeiro.

2006 Rotech Subsea opens sales and maintenance facilities at Cunningham Business Park, Houston. Singapore sales office opened and Rotech Subsea Asia Pacific PTE LTD formed.

2005 First subsea deepwater excavation completed in 1000 metres water depth.

2004 Rotech opens Subsea USA LLC to service US GOM.

2003 Commenced development of the Rotech Tidal Turbine under the DTI Sustainable Energy Programmes.

2000 Rotech Subsea Ltd formed. First post-trenching of a 70km 36” pipeline completed in Egypt.

1998 First commercial field trial of Rotech 'T-shaped' subsea excavation equipment successfully completed on the Cardiff Bay Barrage project.

1998 Rotech licenses MacDrill technology to Weatherford International Inc.

1996 First commercial MacDrill field trials in Norwegian Sector of the North Sea for BP and Statoil.

1994 Rotech acquires VSO as the first step towards establishing a group of companies focused on developing new energy related technologies and commenced development of:

  • the MacDrill motor, an innovative all-metal downhole motor for oil, gas and geothermal applications.
  • the Flowdredger, a mass flow excavation device incorporating twin inline counter-rotating impeller.

1986 Volker Stevin Offshore (UK) Limited (VSO) was established to provide fabrication services to the North Sea offshore energy industry.