Corporate Overview

• Message from CEO
• Corporate Philosophy and Management Principles
• OH&S, Environment and Quality Policies
• Outline
  • Lines of Business
  • Fields of Work
  • Organization Chart (International Division)
  • Organization Chart (Head Office)
  • Head Office and Overseas Branches
  • Board of Directors
  • Executive Officers
• Brief History
  • HISTORY of TOA CORPORATION
• Toa Corporation Group's Code of Conduct

Investor Relations

• To Our Shareholders
• Top Message
• Medium-term Management Plan
• Investor Information
• Composition of New Orders Received and Net Sales for 2011
• Composition of Net Sales
• Annual Report
  • Annual Report Archives

Research & Development

• Soil improvement works
• Recycling of dredged material
• Offshore works
  • Offshore Hydrographic Survey System
  • Offshore compaction
  • Creation of water stop walls to prevent contamination
• Environmental technology
• Major offshore equipment
  • TRAILING SUCTION DREDGER
    -KAISHUU
  • CUTTER SUCTION DREDGER
    -AJIAMARU NO.2
  • PILE DRIVING VESSEL
    -KAKURYU
  • CEMENT DEEP MIXING VESSEL
    -KOUKAKU
  • SGM/PMC VESSEL
    -Ryujin Ⅱ
  • PNEUMATIC SOIL TRANSFER VESSEL
    -Totra-Ⅲ

Works

• Building

  • Education
  • Facility
  • Housing
  • Medical
  • Office
  • PFI
  • Production
  • Warehouse

• Civil

  • Airport
  • Bridge
  • Railroad
  • Road and Tunnel
  • Port and Harbor
  • Power and Station