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Marine Engineering

and Subsea Construction
World-class

Over 65 years developing underwater infrastructure,
offshore operations and marine engineering solutions for mining, energy, and desalination.

SWIPE

66

YEARS OF EXPERIENCE

+2.5M

MAN-HOURS WITHOUT FATAL ACCIDENTS

ADCI

INTERNATIONAL CERTIFICATION

300 m

MAXIMUM OPERATING DEPTH

Leading the Way in Engineering

submarine operations in Chile since 1960

STS is Chile's largest and most experienced private marine and underwater engineering and construction company, and a benchmark in Latin America. Founded in 1960, it delivers underwater solutions under the highest standards of safety, quality, and technology.

More than six decades of experience support us in high-complexity projects for mining, energy, port infrastructure, and desalination, with Industrial Commercial Saturation Diving capabilities up to 300 meters deep.

Instalación de jacket offshore con grúa especializada
Equipo y embarcación especializada para operaciones offshore
Buceo comercial industrial en operación submarina
Intervención submarina en tubería subsea

Specialized Services

Comprehensive submarine engineering and construction solutions for the mining, energy, and industrial sectors.

Projects that Transform Infrastructure

Engineering solutions applied to the country's biggest operational challenges.

International Standard Offshore Technology

We continuously invest in the renewal of our fleet and technical equipment to ensure safe operations in the most demanding environments.

  • ROV Units
  • LARS SYSTEMS
  • DIVING BELLS (SATURATION)
  • HYPERBARIC CHAMBERS
  • SPECIALIZED VESSELS
  • NITROX PLANTS
ROV inspeccionando infraestructura submarina STS

Technical Expertise That Reduces Risks

LRQA Certified ISO 9001, ISO 14001, ISO 45001
ADC International
ADC Chilean Chapter
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Get in touch with us and let's talk.

More than six decades of experience developing subsea infrastructure, offshore operations, and marine engineering solutions for mining, energy, and desalination in Chile and Latin America.

    We build infrastructure.
    Also Carreras.

    STS continuously updates its equipment, systems, and vessels, embracing cutting-edge technology as a strategic guideline rather than a mere complement. This sustained decision over time is what enables the execution of highly specialized and technically demanding work in complex environments, guaranteeing first-class international operational standards. This is the hallmark that distinguishes STS and supports every project with real, proven, and certified capability.

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