Se.r.navi Srl has been operating with professionalism and expertise in the naval sector since 1950, providing maintenance and repair services for all types of vessels. Based in the port area of Venice, the company stands out for its high specialization in naval and industrial repairs. The use of advanced technologies and a team of experts allows Se.r.navi to offer tailored solutions for every need.



Se.r.navi Srl: Excellence in Naval Mechanical Services
Naval Mechanical Services Offered by Se.r.navi
Se.r.navi Srl provides a wide range of services in the field of naval mechanics, ensuring high-quality standards and innovative solutions for vessel maintenance.
Naval Engine Maintenance
One of Se.r.navi’s core sectors is naval engine maintenance, which includes:
- Routine and extraordinary maintenance of main engines and generators
- Dismantling, overhauling, and reassembly of essential components
- Replacement and regeneration of damaged parts
- Performance testing to ensure efficiency and safety
Thanks to a highly specialized team of technicians, the company ensures rapid and effective interventions to keep vessel engines in optimal condition.
Machining of Pistons and Cylinders
Se.r.navi carries out advanced mechanical processing for the overhaul and regeneration of pistons and cylinders. These operations include:
- Grinding and turning
- Tolerance checks and surface restoration
- Replacement of rings and seals to ensure maximum sealing
With the use of precision machinery, each component is processed with the utmost care to guarantee reliability and optimal performance.
Engine and Shaft Line Alignment
Engine and shaft line alignment is a crucial process to prevent abnormal wear and harmful vibrations. Se.r.navi uses state-of-the-art laser instrumentation to:
- Verify the correct positioning of components
- Correct any misalignments
- Reduce wear and improve mechanical efficiency
The company also handles the alignment of industrial and naval machinery to ensure the highest level of precision.
Balancing and Vibration Analysis
To reduce vibrations and increase the lifespan of mechanical components, Se.r.navi offers services such as:
- Dynamic and static balancing of rotating parts
- Vibration analysis to detect anomalies
- Corrective interventions to reduce the risk of failures
These operations ensure optimal machine performance and greater onboard safety.
Onboard Electrical and Electronic Systems
In recent years, Se.r.navi has expanded its expertise in onboard electrical and electronic systems. The services offered include:
- Installation and maintenance of naval electrical systems
- Overhaul and repair of automation systems
- Wiring and testing of electrical panels
The company employs highly qualified personnel to ensure an efficient and reliable service.
Naval Carpentry
The naval carpentry department at Se.r.navi specializes in:
- Certified MIG, MAG, TIG, and submerged arc welding
- Repair and construction of naval metal structures
- Reinforcement and restoration of damaged parts
Thanks to the expertise of its certified welders, Se.r.navi guarantees high-quality and durable work.
Cargo Securing Services
Se.r.navi provides securing services to ensure the safety of onboard cargo, even for exceptional loads. Operations include:
- Securing loads with steel cables, chains, and tensioners
- Installation of D-rings for secure anchoring
- Use of cranes and aerial platforms for precise operations
These interventions ensure that cargo remains stable and protected during navigation.
Yacht and Mega Yacht Maintenance and Repair
In addition to services for commercial vessels, Se.r.navi specializes in the maintenance and repair of yachts and mega yachts. Services include:
- Painting and surface restoration
- Overhaul of electrical and hydraulic systems
- Engine and propulsion system maintenance
The company guarantees an exclusive service to maintain the value and performance of luxury vessels.
Se.r.navi: A Leader in Naval Mechanics for Over 70 Years
Se.r.navi Srl is a benchmark in the naval repair sector, offering comprehensive and cutting-edge services for all types of vessels. With over 70 years of experience and the use of innovative technologies, the company continues to stand out for its reliability, expertise, and customer focus. Whether it is routine maintenance or complex interventions, Se.r.navi ensures effective solutions to guarantee the perfect operation of every naval unit.