ClassNK opened a Tech Expertise Centre in Piraeus, Greece, expanding its presence in a key maritime hub and boosting support for emerging technologies, emissions-based certification, and “smart ship” solutions.
BV and others are enabling next- generation technologies such as ammonia bunkering vessels, hydrogen/fuel-cell propulsion, and wind-assisted propulsion, highlighting how classification societies increasingly serve as enablers — not gatekeepers — of maritime innovation.
Broadening advisory and lifecycle services Ranking societies are also evolving beyond traditional survey roles. For instance, DNV and others emphasise advisory services, regulatory forecasting, and alternative-fuel readiness assessments, acknowledging that the shipping industry now requires more than certification: it needs strategic guidance.
What it means for shipowners, regulators and the industry
The 2025 ranking is more than symbolism. It reflects real shifts in where power and influence lie in global shipping. With ABS at the top, backed by bold moves into nuclear propulsion and aggressive support for alternative fuels, the maritime industry may be entering a new era. Classification societies are increasingly acting as architects - influencing design, technology adoption, and fuel decisions - not just auditors.
For shipowners, this could mean broader options: more flexible notations, earlier access to new fuel- and propulsion-technologies, and classification societies offering advisory services across the lifecycle of vessels. For regulators and policymakers, it may signal a need to engage more with class societies, given their growing role in shaping which technologies become mainstream.
Finally, and perhaps most importantly, the shift reflects the maritime industry’s adaptation to global demands: decarbonisation, sustainability, regulatory complexity, and the pressures of digitalisation. Classification societies, once dependably conservative, are becoming innovation enablers.
A sea change indeed
The new 2025 ranking of the top 10 classification societies captures a moment of transformation. The dominance of ABS, and the rise of CCS, shows that influence is realigning. But more broadly, it reveals that classification societies are pivoting from traditional certifiers of safety and seaworthiness, to strategic partners in sustainability, technology and design.
In a shipping world confronting climate change, regulatory overhaul, and rapid technological progress, class societies are reinventing themselves, and by doing so, helping steer the future of maritime transport.
by Total DWT
Top 10 classification societies in 2025
by Total GT
*
by Total vessels
* Vessels in service above 500 gt, including those provisionally classed Source: Classification societies and Lloyd's List Intelligence (data as of November 2025)
About Lloyd’s List - Lloyd’s List provides curated news, expert commentary, and in- depth analysis, ensuring businesses and professionals remain ahead of industry changes. For nearly 300 years, Lloyd’s List has been the trusted partner for maritime insights, offering a complete view of the evolving global industry. From daily news articles and briefings to monthly reports, webinars, and podcasts, they cover everything you need to know about the latest trends, events, and market shifts in the shipping world.
THE REPORT | MAR 2026 | ISSUE 115 | 125
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