Our Products
Drilling Derricks
Complete drilling derrick solutions designed and manufactured for offshore and onshore operations worldwide.

Complete drilling derrick solutions designed and manufactured for offshore and onshore operations worldwide.
The experience at DSL in the design and manufacture of offshore drilling derricks and masts stands as one of the best in the industry — applicable to dynamic and static derricks, and folding and telescoping masts of every size and capacity. All of this expertise is at your disposal to design the right solution for your drilling rig.
When we are not working on new builds we retain our engineering capacity on the vast range of upgrade, refurbishment and recertification projects we carry out on existing structures and rigs.
The range we manufacture includes, but is not limited to, static derricks for jack-ups and platforms, dynamic derricks, dual and offset derricks, cantilever masts and substructures, and folding, telescoping and bootstrap masts — each designed and manufactured in accordance with the operational requirements of your installation.
Key Features
- API 4F compliant
- Custom load ratings
- Offshore & onshore designs
- Integrated crown block
- Wind wall provisions
- Corrosion protection
Related Products

Masts & Substructures
Heavy-duty masts and substructure systems engineered for drilling rigs of all sizes.

Desert Rig Masts
Purpose-designed masts for desert drilling operations with enhanced environmental protection.

Workover Masts
Compact workover masts for well intervention and maintenance operations.
Need a Custom Solution?
Our engineering team can design and manufacture equipment to your exact specifications.