Slide background

SDG NAV Romania

The best naval services in Romania

  •      With over 10 years experience in the shipbuilding and ship-repair industry, SDG Nav delivers a wide range of shipbuilding solutions that satisfies even the highest requirements of its world class partners.
  •      Our company is specialized on ship hull construction, steel outfitting fabrication and installation, scaffolding, painting, and electrical works.
  •      Despite being a newly founded company, we managed to consolidate a team of engineers, technicians and highly skilled workers ready to undertake your project, big or small.
  •      SDG Nav’s commitment to health, safety and quality is a key element to business success in operational excellence and meeting client expectations.
  •      We are able to serve all ship types, including dry cargo, RO-RO, tankers, AHT, OSCV, special ships, as well as any onshore / offshore oil and gas projects, and civil construction works.
  • "SDGNav has always offered their support in implementing the best and most efficient solutions for all our needs and demands."

    Sandu Catargiu
    Sandu Catargiu, Manager


Key Figures


A Strategic Location
An Efficient Solution for Logistic Issues
SDG Nav workshops are operating in Mangalia, Romania and offer to the clients an optimal location for air, river, sea, road and railway transportation means.
This strategic location smoothens logistic processes and provides an optimal solution in terms of stock and delay issues.

Representative client portfolio


Daewoo Mangalia Heavy Industries
   Block sections for new-buildings
   Steel outfitting fabrication and install
   Scaffolding mounting/dismantling
   Electric cables installation/connection
   Painting services
Constanta Shipyard
   Steel outfitting fabrication and Installation
   Electric cables installation
Rompetrol Oil Refinery
   Maintenance/repair, insulation works
OMV Brazi Oil Refinery
   Maintenance/repair, insulation works






Facilities and Equipment

Our headquarters covers about 1,500 square meters and includes workshops and workyard, warehouses and offices.
Within the last years we have made major investments to modernize our fabrication facilities.
As a result of this action, the production capacity of outfitting works increased to 60 tons/month and permitted us to sign long term contracts with Constanta Shipyard, as well as with Daewoo Mangalia Heavy Industries, a subsidiary of Daewoo Shipbuilding and Marine Engineering, Korea

Other tools and machines:
Air compressors
Cutting, profiling, and beveling machines
TIG, MIG/MAG welding machines
Electric and pneumatic grinders
Sandblasting and painting devices

Load-in / Load-out

Lifting Capacity
Fork lift – 5 tons
1 mobile crane – 40 tons lifting capacity
1 mobile crane – 30 tons lifting capacity
Maximum lifting capacity in tandem – 60 tons



    Our existence comes from the quality of our work; that is why it is a must to have the latest generation equipment and to be always up-to-date with the new technologies that appear.
In this spirit, the company is equipped with the latest tools and machines for all the technological processes that we encounter.

    Our welding department is trained in almost all types of welding: MIG/MAG, WIG/WAG, TIG, MMA etc. for both ferrous and non-ferrous metals and their alloys.