Welcome to CLS Offshore
CLS Offshore Ltd is the UK`s leading Drilling Package/MODU/Fixed Installation specialist Fabrication and Engineering service company. We offer a vast range of services to all codes and standards.
- Drilling Derrick / Mast / Flare Stack Fabrication, Repair, Assembly, Installation,
Outfitting, Inspections and Dropped Object Surveys to API Standards - Decommissioning and Removal of Drilling Derricks,
Masts and Flare Stacks, either by crane or specialist
floating pole equipment - Digital Theodolite Derrick / Mast / Dolly Track /
Guide Rail Alignment - Fabrication and installation of Derrick
Accessories and component parts - General Structural and Piping Fabrication
including exotic materials - Complete range of Rope Access Services
- Complete range of Electrical and Instrumentation Services
- Power Station Maintenance and Mechanical Support
- Supply of Multi Disciplined Skilled Labour
- QMS External Auditing Services
CLS is based in the UK and has facilities located in Great Yarmouth, Lowestoft and Aberdeen. We have API Q1 and ISO 9001-2000 accreditations held since November 2002 and we are also IRATA approved.
In addition to this CLS have been awarded National Safety Awards by the British Safety Council every year since 2002 and hold the ISO 14001:2004 accreditation.
For further information please click this link to contact us >>
![]() |
Company Profile/Brochure |
![]() |
DerricksCLS are experts in derrick manufacture and repair is second to none and we offer the following operations... Read More >> |
![]() |
FabricationCLS can fulfil all customer fabrication requirements. Our Lowestoft facility can service both the offshore oil & gas industry... Read More >> |
![]() |
Health & SafetyCLS regard Health & Safety as the priority function within the Company, and its commitments to personal and company safety is second to none. Read More >> |
![]() |
Quality AssuranceCLS gained accreditation to ISO 9001/2000 & API Q1 in October 2002 for Design, Manufacture, Repair, Remanufacture and Installation... Read More >> |
![]() |
E & I Department
Our E & I Department is primarily involved in supplying electrical equipment and supply of electrical engineering personnel... Read More >> |
![]() |
Rope AccessTo further enhance CLS' scope of services to our clients, we have now successfully gained FULL IRATA membership for our Rope Access Operations... Read More >> |










