Insights

Decarbonization Push ClassNK’s strong focus on digitalization and decarbonization, plus recent collaborations to develop LNG and Eco LPG vessels with energy-saving features, indicates a strategic opportunity to offer emissions analytics, regulatory compliance solutions, and green tech integration services tailored to future ship designs.

Strategic Partnerships Active MOUs with Hyundai Samho, Sejin Heavy Industries, K Shipbuilding, Avikus, and others show a partner-led growth model. This creates openings to provide consulting, risk assessment, and interoperable certification services for joint projects, as well as technology licensing partnerships.

Autonomy & Innovation ClassNK’s involvement in autonomous navigation testing and AI-enabled systems (HINAS Control) suggests a market for selling autonomous-operations support, digital twins, and system integration services to fleet owners pursuing advanced navigation and safety capabilities.

Regulatory Backing As a leading ship classification society issuing approvals, certifications, and AiP for innovative designs (e.g., CO2 carriers, Eco LPG), ClassNK represents a channel for compliance services, verification programs, and certification management for cutting-edge vessel concepts.

Global Coverage With a large global registry and 24/7 support across 130 surveyor offices, ClassNK offers a strong footprint for cross-border service contracts, digitalization projects, and training programs aimed at shipyards, operators, and flag-state customers seeking reliable, worldwide classification and certification.

Similar companies to ClassNK - Nippon Kaiji Kyokai

ClassNK - Nippon Kaiji Kyokai Tech Stack

ClassNK - Nippon Kaiji Kyokai uses 8 technology products and services including Snowplow, Open Graph, HSTS, and more. Explore ClassNK - Nippon Kaiji Kyokai's tech stack below.

  • Analytics
  • Open Graph
    Content Management System
  • HSTS
    Security
  • Animate.css
    UI Frameworks
  • ZURB Foundation
    UI Frameworks
  • Video Players
  • X-Content-Type-Options
    Web & Portal Technology
  • Microsoft ASP.NET
    Web Frameworks

Media & News

ClassNK - Nippon Kaiji Kyokai's Email Address Formats

ClassNK - Nippon Kaiji Kyokai uses at least 5 email formats:
ClassNK - Nippon Kaiji Kyokai Email FormatsExamplePercentage
First.Last@classnk.or.jpJohn.Doe@classnk.or.jp
54%
FL@classnk.or.jpJD@classnk.or.jp
21%
Last@classnk.or.jpDoe@classnk.or.jp
13%
First-Last@classnk.or.jpJohn-Doe@classnk.or.jp
12%
Last@classnk.comDoe@classnk.com
100%

Frequently Asked Questions

What is ClassNK - Nippon Kaiji Kyokai's phone number?

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You can contact ClassNK - Nippon Kaiji Kyokai's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is ClassNK - Nippon Kaiji Kyokai's official website and social media links?

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ClassNK - Nippon Kaiji Kyokai's official website is classnk.com and has social profiles on LinkedIn.

How much revenue does ClassNK - Nippon Kaiji Kyokai generate?

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As of October 2026, ClassNK - Nippon Kaiji Kyokai's annual revenue is estimated to be $500M - $1B.

What is ClassNK - Nippon Kaiji Kyokai's SIC code and NAICS code?

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ClassNK - Nippon Kaiji Kyokai's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified and NAICS code is 483 - Water Transportation.

How many employees does ClassNK - Nippon Kaiji Kyokai have currently?

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As of October 2026, ClassNK - Nippon Kaiji Kyokai has approximately 527 employees across 6 continents, including Asia, Europe and North America. Key team members include Managing Director: N. K., Managing Director: T. K. and Technical Manager: A. S. Explore ClassNK - Nippon Kaiji Kyokai's employee directory with LeadIQ.

What industry does ClassNK - Nippon Kaiji Kyokai belong to?

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ClassNK - Nippon Kaiji Kyokai operates in the Maritime Transportation industry.

What technology does ClassNK - Nippon Kaiji Kyokai use?

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ClassNK - Nippon Kaiji Kyokai's tech stack includes Snowplow, Open Graph, HSTS, Animate.css, ZURB Foundation, Vimeo, X-Content-Type-Options and Microsoft ASP.NET.

What is ClassNK - Nippon Kaiji Kyokai's email format?

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ClassNK - Nippon Kaiji Kyokai's email format typically follows the pattern of First.Last@classnk.or.jp. Find more ClassNK - Nippon Kaiji Kyokai email formats with LeadIQ.

When was ClassNK - Nippon Kaiji Kyokai founded?

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ClassNK - Nippon Kaiji Kyokai was founded in 1899.
ClassNK - Nippon Kaiji Kyokai logo

ClassNK - Nippon Kaiji Kyokai

Maritime TransportationTokio, Japan501-1000 Employees

ClassNK, founded in 1899, is a ship classification society based in Tokyo, Japan, focused on safer and cleaner seas. It conducts surveys and classifications of ships and marine structures under its own rules and issues statutory certifications on behalf of more than 100 flag states. The organization also provides management-system certifications aligned with ISO and other international standards, and actively supports digitalization and decarbonization in the maritime industry.

With a global footprint through 130 exclusive surveyor offices, it offers 24/7 client support to a worldwide base of ship owners and operators. Its reach is evidenced by about 280 million gross tons on its register, representing roughly 20% of the world’s merchant fleet. A notable recent development is the world-first Approval in Principle for an ammonia-fuelled panamax bulk carrier announced at Sea Japan 2026 by ClassNK Consulting Service Co.

Section iconCompany Overview

Phone number
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
483 - Water Transportation
Founded
1899
Employees
501-1000

Section iconFunding & Financials

  • $500M - $1B

    ClassNK - Nippon Kaiji Kyokai's revenue is estimated to be in the range of $500M - $1B

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