Integrated underwater and high-altitude engineering works worldwide

An engineering approach to high-complexity operations

Our specialists have extensive experience in their area

Fleet of equipment, including ROVs (Remotely operated unmanned underwater vehicle)

NordTech is a specialized engineering company providing diving and high-altitude works under conditions of increased technical and operational responsibility. We operate at industrial, port, and marine infrastructure facilities where safety, precision, and control at every stage are critical.

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Over 250 organizations served on a long-term basis

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Water body cleaning, lifting of drowned equipment and structures up to 100 tons

Slope and riverbed reinforcement using bags, mats, gabions, etc

Construction of main pipelines (underwater crossings up to 1420 mm in diameter and up to 3000 m in length)

Diving inspection of hydraulic engineering structures

Inspection of vessels for foreign objects

Underwater inspection of vessels and marine structures in accordance with RMRS, RKO, RINO

Work on diving inspection of permanent hydraulic structures

Major overhaul of hydraulic structures using underwater welding, cutting, and concreting

Search for drowned objects using hydroacoustic equipment

Diving inspection of hydraulic structures for various purposes

Certification of the underwater part of a vessel’s hull afloat

Construction of piers and hydraulic engineering structures

Installation of couplings and caissons, cable laying

Dredging works and trench excavation

Dismantling of hydraulic engineering structures

Official certification and permits for high-complexity underwater operations. We strictly adhere to safety requirements and technological regulations, guaranteeing accuracy, reliability, and quality of results even under difficult conditions

Official certification and permits for high-complexity underwater operations. We strictly adhere to safety requirements and technological regulations, guaranteeing accuracy, reliability, and quality of results even under difficult conditions

Highly qualified specialists

The staff includes diving specialists, welders and cutters with NAKS, NOSTROY, IANTD, CMAS and non-destructive testing certifications

Engineering and documentation support

Development and approval of work preparation procedures, preparation of permitting documentation, preparation of as-built drawings in AutoCAD and 3D (if necessary)

Extensive hands-on experience

Experience in all areas of underwater construction, repair and inspection of hydraulic structures

Modern technical equipment

Use of domestic and foreign diving equipment, taking into account the conditions of a specific facility

Working with highly complex objects

Underwater crossings of pipelines with a diameter of up to 1420 mm and a length of up to 3000 m, lifting of loads weighing up to 100 tons

Experience with major clients

Completed projects for Gazprom, Transneft, Lukoil and participation in federal construction

Full-cycle services

From survey and design to execution of works and submission of executive documentation

Schedule and cost optimization

Close interaction with the customer, the possibility of using the customer's resources, choosing the optimal period for completing the work