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Sustaining Australia’s Marine Infrastructure
Franmarine delivers integrated maintenance and construction services for critical marine infrastructure across Australia. By combining topside expertise with underwater engineering, we help ensure the safety, longevity, and operational performance of assets such as ports, jetties, bridges, and sea walls.

Our Infrastructure Capabilities
Inspection & Assessment
diver and ROV inspections, tank cleaning, condition assessments (including WSCAM), and environmental surveys.
Maintenance & Repair
corrosion management, sacrificial anode installation, fender, pile, and seawall repairs, as well as protective coating applications.
Construction & Upgrades
jetty and bridge refurbishment, infrastructure upgrades, dredging, and scour protection.
Specialist Services
cathodic potential readings, ultrasonic thickness testing (UTT), alternating current field measurement (ACFM), and Denso systems application.
Technology-Enabled Operations
Our teams use advanced ROVs, robotic crawlers, and MarineStream™ digital reporting to provide standardised, auditable records. This integration reduces risk, enhances traceability, and allows clients to make informed decisions about asset preservation and upgrades.
Environmental & Safety Commitment
Certified to ISO 9001, ISO 14001, and ISO 45001, Franmarine ensures all infrastructure projects are carried out with a focus on safety, environmental care, and quality assurance. We minimise downtime while extending the service life of vital marine structures.
Protect the strength and safety of your marine infrastructure.
Talk to Franmarine about tailored solutions for inspections, repairs, and upgrades.
Why Work with Us

Proven Experience
With over four decades of service and a leadership team that brings more than 250 years of combined expertise, Franmarine has earned a reputation for reliability and results across Defence, shipping, infrastructure, and resource industries.
End-to-End Capability
From inspection and biofouling management to underwater engineering, salvage, and moorings, Franmarine is the only Australian provider offering a genuine turnkey solution for lifecycle underwater asset management.
Innovative Technology
We integrate advanced solutions such as MarineStream™ and environmentally compliant in-water cleaning systems, ensuring clients benefit from transparency, efficiency, and compliance with the world’s highest standards.
Commitment to Safety & Environment
Certified to ISO 9001, ISO 14001, and ISO 45001, we operate with uncompromising standards in health, safety, and environmental care—delivering outcomes that protect people, assets, and the marine environment.















