Underwater engineering • Ship maintenance • BV & ABS accredited

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Maser Service Sarl
What we do

Underwater Works, Technical Services & Marine Support

We deliver safe, professional and timely marine services across West & Central Africa — with BV & ABS accredited underwater inspections, robust HSE/Quality documentation, and 24/7 client support.

Underwater & marine operations

Technical Services

Fabrication, maintenance and rehabilitation with documented QA/QC. Welding ARC/TIG on carbon & stainless steel, hydrostatic tests, and methodical execution with work packs and welding books.

Fabrication & Piping
  • New works: piping, spools & metal structures
  • On-site & workshop fabrication
  • Dimensional checks and fit-up control
Welding & QA/QC
  • ARC/TIG on CS & SS, weld maps & WPS/PQR
  • NDT coordination (PT/MT/UT)
  • Welding books & traceability
Maintenance & Rehab
  • Shutdowns & preventive maintenance
  • Equipment overhaul & line replacement
  • Structures reinforcement & repairs
Hydro Tests & Docs
  • Hydrostatic tests & pressure logs
  • Method statements, risk assessments
  • Final reports with photo records
Workshop fabrication
Piping & welding
Hydrostatic testing
QA/QC documentation

Underwater Works (BV & ABS Accredited)

Industrial diving for inspection, cleaning and repair. We supply photos/videos and clear reports to class or client requirements.

Inspections
  • Photo/video inspection of hull, prop, rudder
  • Thickness checks (with partners), anodes control
  • Class survey assistance (BV/ABS)
Cleaning & Repair
  • Hull & propeller cleaning
  • Underwater painting & patching
  • Anodes installation & replacement
Welding & Cutting
  • Wet welding/cutting (procedural)
  • Brackets, guards, gratings, pipe supports
  • Emergency recovery and sealing
Cables & Pipelines
  • Subsea cables & pipeline laying
  • Crossings, shore pulls & stabilisation
  • Marking and as-built documentation
Standards
BV • ABS • SOLAS

Procedures aligned to class and safety requirements.

Deliverables
Photos • Videos • Reports

Clear evidence and traceable documentation.

Hull inspection (photo/video)
Propeller cleaning
Anodes installation
Underwater welding

Marine Support & Compliance

Shore support for vessels and projects: crew change, supplies, small craft rental, and safety/compliance equipment to keep operations efficient and safe.

Ship Chandler
  • Provisions, spares & consumables
  • Local logistics & customs support
  • On-dock delivery
Crew Change
  • Airport/port coordination
  • Immigration handling
  • Accommodation & ground transport
Crafts & Tugs
  • Speedboat, tug & workboat rental
  • Small pleasure craft (on request)
  • Skipper & fuel logistics
Safety & Compliance
  • SOLAS equipment & marine hardware
  • Fenders, bollards & chains supply
  • HSE/Quality manuals and NDT (PT/MT/UT)
Ship chandler & port supplies
Crew change coordination
Workboat & tug hire
SOLAS equipment & hardware

Need a fast estimate?

Share your scope, standards and timeline. We’ll revert with a clear plan and competitive quotation.