Komai Haltec

Basic Information

Stock Code
5915
Industry
Metal Products
Category Detail
Construction & Civil Engineering
Prefecture
Tokyo
Establishment Year
October 2010
Listing Year
August 1961
Official Website
https://www.komaihaltec.co.jp/
TSE Information
TSE Information
Yahoo! Finance
Yahoo! Finance
Other Companies
Oriental Shiraishi, Nakabo Tec, Fuji P.S., Miyaji Engineering Group, Kawada Technologies, Yokogawa Bridge Holdings, Takigami Kogyo, Kawagishi Kogyo, Nasu Denki Tekko, Takada Kiko, Sanko Tateyama, Kato Seisakusho, Enomoto

Overview

Komai Haltec, founded in 1943, is one of Japan's leading metal product manufacturers specializing in the design and fabrication of bridges and steel structures, and has expanded into environmental businesses.

Current Situation

Komai Haltec records consolidated sales of approximately 36.4 billion yen and operating profit of about 1 billion yen, maintaining a stable financial base. In its core bridge business, it has undertaken major projects such as the South Bisan Seto Bridge and Rainbow Bridge. In the steel structure and steel fabrication business, it focuses on producing steel members for high-rise buildings and large-scale components for ships. In the environmental business, it develops, manufactures, and provides installation support for the medium-sized wind turbine KWT300, and is advancing into offshore wind power. It is scheduled to transition to the Tokyo Stock Exchange Standard Market in 2025, working on market compliance and business strengthening. It emphasizes strengthening safety management and human resource development, while promoting business diversification and technological innovation. It also advances social contribution activities through regional collaboration and sustainability initiatives, maintaining high competitiveness domestically and internationally.

Trivia

Interesting Facts

  • Established in 2010 through the merger of Komai Tekko and Haltec.
  • Involved in construction of famous bridges such as Rainbow Bridge.
  • One of the few domestic manufacturers of 300kW medium-sized wind turbines.
  • Proprietary technology for wind turbines strong in low wind environments.
  • Successfully diversified despite being a long-established company by entering environmental business early.
  • Preparing for Tokyo Stock Exchange market change in 2025.
  • Founded in 1943, but origins trace back to 1883.
  • Achieved business expansion through multiple consolidated subsidiaries.
  • News reported in 2019 regarding court case on duty of care for safety.
  • Operates multiple bases including Wakayama Plant.
  • Proficient not only in bridges but also in large steel components for ships.
  • Maintains dual headquarters in Tokyo and Osaka.
  • Actively develops technology, including highly efficient installation wind turbines.
  • Capable of using 60-ton class cranes for medium-sized wind turbine installations.
  • Unique existence as a composite of environmental and civil engineering businesses.

Hidden Connections

  • Strong funding base due to major banks and steel companies as principal shareholders.
  • Contributes to regional infrastructure development by participating in multiple key domestic infrastructure projects.
  • Forms bridge fabrication and construction network across Japan through subsidiaries.
  • Contributes to national renewable energy policies leveraging wind power technology.
  • Historical technology exchanges between ironworkers before merger form basis for current diversification.
  • Dual bases in Osaka and Tokyo strategically cover respective regional markets.
  • Damage compensation lawsuit has served as catalyst for strengthening corporate safety management.
  • Low wind speed performance of wind turbines directly enables use in remote islands and mountainous areas.

Future Outlook

Growth Drivers

  • Increasing demand for domestic infrastructure renewal
  • Expansion of renewable energy business
  • Expected growth in offshore wind power market
  • Rising social demand for seismic retrofitting and reinforcement work
  • Growing needs for sustainable construction technologies
  • Innovations in new materials and processing technologies
  • Increased environmental investments by local governments
  • Advancement of safety management technologies
  • Enhanced group synergies
  • Promotion of digital transformation
  • Utilization of energy-saving technologies
  • Demand for measures against aging social infrastructure

Strategic Goals

  • Re-achieve Tokyo Stock Exchange Prime Market criteria
  • Double wind power business sales
  • 80% or more ratio of environmentally considerate products
  • Expand acquisition of large domestic and international bridge projects
  • Increase technology development investments
  • Safety management systems compliant with international standards
  • Promote business integration of consolidated subsidiaries
  • Improve operational efficiency through DX
  • Enhance sustainability reporting
  • Strengthen cooperative relationships with local communities

Business Segments

Bridge and Steel Structure Business

Overview
Business division providing total services from design to fabrication and construction of bridges and steel structures.
Competitiveness
High trust gained based on track record in large projects and technical capabilities.
Customers
  • Public Works Clients
  • Construction Companies
  • Civil Engineering Contractors
  • Local Governments
  • Railway Operators
  • Port Authorities
  • Design Consultants
  • Real Estate Developers
  • Transportation Companies
  • General Contractors
Products
  • Bridge Steel Materials
  • Steel Building Components
  • Steel Structure Design
  • Bridge Erection Work
  • Steel Structure Repairs
  • Steel Structure Inspection Services
  • Custom Steel Components
  • Large Ship Components
  • Seismic Retrofit Work
  • Civil Engineering and Construction Materials

Environmental Power Generation Business

Overview
Comprehensive handling from development, manufacturing, and installation to maintenance of renewable energy equipment.
Competitiveness
Low wind speed adaptation technology for wind turbines as source of competitiveness.
Customers
  • Wind Power Operators
  • Local Governments
  • Energy Companies
  • Environmental Consultants
  • Facility Management Companies
  • Home Builders
  • Commercial Facility Operators
  • Park Managers
Products
  • Medium-Sized Wind Turbines
  • Wind Power Installation Work
  • Solar Power Equipment
  • Wind Power Maintenance
  • Power Sales Operation Support

Building Materials Supply

Overview
Stable supply centered on steel building materials and steel.
Competitiveness
Short delivery times and high-quality processing technology.
Customers
  • Architectural Design Firms
  • Construction Material Suppliers
  • General Contractors
  • Carpentry Shops
  • Real Estate Developers
Products
  • Steel Building Materials
  • Special Steel Components
  • Rust-Proof Processed Products
  • Construction Parts

Ship-Related Business

Overview
Specializes in fabrication and delivery of large steel structures for ships.
Competitiveness
High-precision fabrication technology and on-site responsiveness.
Customers
  • Shipbuilders
  • Shipping Companies
  • Port Authorities
Products
  • Ship Hatch Covers
  • Ramp Doors
  • Large Steel Components

Repair and Inspection Services

Overview
Specialized service division undertaking inspections and repair work for aging steel structures.
Competitiveness
Specialized technology and extensive construction know-how.
Customers
  • Bridge Managers
  • Construction Companies
  • Local Governments
Products
  • Steel Structure Inspections
  • Repair Work Contracting
  • Seismic Retrofit Work

Wind Turbine Installation Support

Overview
Provides technical support and management for wind turbine installations.
Competitiveness
Expertise in installation technology and regional responsiveness.
Customers
  • Wind Power Operators
  • Local Governments
  • Environmental Consultants
Products
  • Installation Planning Support
  • Construction Management
  • Maintenance

Environmental Energy Development

Overview
Provides technology and consulting for offshore wind power and new energy development.
Competitiveness
Continuous improvement and applicability of wind power technology.
Customers
  • Energy Companies
  • Local Governments
  • Environmental Organizations
Products
  • Offshore Wind Development Technology
  • Environmental Consulting

Manufacturing Outsourcing and Processing

Overview
Performs precision processing of steel and contract manufacturing of custom parts.
Competitiveness
Advanced processing technology and flexible responsiveness.
Customers
  • Small and Medium Construction Firms
  • Steel Traders
  • Industrial Machinery Manufacturers
Products
  • Steel Processing Outsourcing
  • Custom Metal Parts Fabrication

Equipment Maintenance

Overview
Provides maintenance, inspections, and services for steel structures.
Competitiveness
Specialized knowledge and extensive field experience.
Customers
  • Bridge Management
  • Building Management
  • Industrial Facility Management
Products
  • Periodic Steel Structure Inspections
  • Repair Proposals
  • Construction Contracting

Energy Power Sales Business

Overview
Operates power sales from own renewable energy facilities.
Competitiveness
Stable operations and regional collaboration.
Customers
  • Power Companies
  • Renewable Energy Operators
Products
  • Wind Power Sales
  • Solar Power Sales

Technology Development and Research Division

Overview
Division promoting new technology development and improvements to existing technologies.
Competitiveness
Accumulated technology base and industry-academia collaboration.
Customers
  • Internal Development
  • External Research Collaborations
Products
  • Wind Turbine Improvement Technology
  • Seismic Technology Development
  • Environmental Technology Research

Human Resource Development and Training

Overview
Internal training business specializing in engineer development and safety education.
Competitiveness
Specialized instructors and practical curriculum.
Customers
  • Internal Employees
  • Related Companies
Products
  • Technical Training
  • Safety Management Education
  • Skills Improvement Programs

Competitive Advantage

Strengths

  • Leading domestic bridge and steel fabrication technology
  • Early entry into environmental business
  • Strong customer base and large project track record
  • Diverse product lineup
  • Proprietary wind turbine technology
  • High-standard installation technology
  • High-quality manufacturing processes
  • Strengthened safety management system
  • Collaboration with consolidated subsidiaries
  • Superior durability product design
  • Rapid response to market changes
  • Stable financial base
  • Industry trust and reputation
  • Utilization of diverse sales channels
  • Ongoing investment in technology development

Competitive Advantages

  • Proven track record handling large-scale bridge projects
  • Differentiation in medium-sized wind turbines with low wind speed capability
  • Integrated operations from bridge/steel fabrication to environmental business
  • Capability to address next-generation energy businesses like offshore wind
  • Cost competitiveness through easy installation technology
  • Flexible business expansion accommodating diverse customer segments
  • Strong group structure including consolidated subsidiaries
  • Enhanced reliability through thorough safety and quality management
  • Technological superiority via robust product development and improvements
  • Strategic business responses for market adaptation

Threats

  • Risk of reduced large public works orders
  • Rising material prices increasing production costs
  • Intense price competition with rivals
  • Construction period fluctuations due to stricter regulations
  • Delays from weather or natural disasters
  • Shortage of specialized technical personnel
  • Risks from market demand fluctuations
  • Policy changes in environmental business
  • Deteriorating funding environment
  • Exchange rate fluctuation risks in global markets
  • Intensified competition from imitation of derivative technologies
  • Decline in social credibility from safety incidents

Innovations

2023: Strengthening Offshore Wind Power Business

Overview
Expanded development, manufacturing, and equipment systems for offshore wind power.
Impact
Successfully expanded business areas by entering new markets.

2022: Development of Improved KWT300 Wind Turbine

Overview
Implemented model improvements for enhanced wind resistance and easier installation.
Impact
Expanded installable regions and improved customer satisfaction.

2021: Advancing Digitalization of Bridge Design

Overview
Achieved efficiency through introduction of digital tools in design and fabrication processes.
Impact
Improved design accuracy and shortened delivery times.

2020: Development of Environmentally Friendly Steel Structures

Overview
Developed models using recycled materials and reducing CO2 emissions.
Impact
Contributed to reducing environmental impact.

Sustainability

  • Promotion of renewable energy businesses such as wind power
  • Improvements in manufacturing processes to reduce CO2 emissions
  • Improved steel recycling rate
  • Cooperation with local communities on environmental conservation
  • Strengthened safety and health management systems
  • Establishment of sustainable procurement standards
  • Employee environmental education programs
  • Introduction of energy-efficient equipment
  • Active contributions to a decarbonized society
  • Environmentally considerate designs for parks and facilities
  • Training for emergency response and strengthened regional cooperation
  • Active disclosure of environmental information