Company news

Obayashi Corporation news

Latest news releases, newest first. Pick a year for every news release, call and deck from that year.

View company

Notice Concerning Investment in the Solar Power Business Developed by“Lightyears”in New Zealand and Establishment of a New Company

October 22, 2026

Notice Concerning Change in Specified Subsidiary of Obayashi Corporation

October 22, 2026

Obayashi: Corporate Report 2026 is now available

September 30, 2026

Notice Concerning the Contribution of Trust to the Board Incentive Plan (BIP) Trust and the Stock-Granting ESOP Trust

August 6, 2026

Non-consolidated Financial Statements (Year Ended March 31, 2026) with Independent Auditor's Report

July 31, 2026

Obayashi: Consolidated Financial Statements (Year Ended March 31, 2026) with Independent Auditor's Report

July 31, 2026

Notice Concerning the Passing and Resignation of an Audit & Supervisory Board Member

July 27, 2026

Establishes Its First Overseas Supply Chain for CleanCrete™ in Indonesia and Completes Pilot Application

July 14, 2026

Memorandum of Understanding between Obayashi and JTC—the Singapore Government's Industrial Development Agency—for Collaboration on Construction Robotics

July 13, 2026

Acquisition of Multiplex Global Limited, a Company Operating Construction Businesses in Australia, the UK and Canada

June 17, 2026

Notice Concerning the Acquisition of Shares of “Multiplex,” a Company Operating Building Construction Business in Australia, the UK and Canada

June 17, 2026

FY2025: Presentation on Financial Results With Notes (April 1, 2025 to March 31, 2026)

May 14, 2026

Financial Data Book (FY ended March 31, 2022 - FY ended March 31, 2026)

May 12, 2026

Obayashi Enters Toll Road Concession Business in Jakarta, Indonesia

May 12, 2026

FY2025: Supplementary Data on Financial Results (April 1, 2025 to March 31, 2026)

May 12, 2026

FY2025: Presentation on Financial Results (April 1, 2025 to March 31, 2026)

May 12, 2026

FY2025: Financial Results (April 1, 2025 to March 31, 2026)

May 12, 2026

Financial Data Book (FY ended March 31, 2022 – FY ended March 31, 2026)

May 12, 2026

Obayashi: Impact on our Business, Action Plans, and KPIs (221.2 KB)

May 11, 2026

Obayashi Selected for Inclusion in the Dow Jones Best-in-Class Asia Pacific Index

May 8, 2026

Glydways Raises Oversubscribed $170M Series C as First Autonomous Vehicle Networks Enter Public Operation in 2026

April 14, 2026

ESG Briefing and Site Tour for Institutional Investors and Securities Analysts Held

April 3, 2026

Singapore Business Briefing for Institutional Investors and Analysts

April 2, 2026

Regarding Summary Orders Issued to the Company and Its Employees for Violations of the Industrial Safety and Health Act

March 27, 2026

Obayashi Corporation - Geothermal Power Plant 'TOPP2' Commences Operations in New Zealand

March 26, 2026

Obayashi: Geothermal Power Plant "TOPP2" Commences Operations in New Zealand

March 25, 2026

Obayashi Corporation - Establishment of the Japan-New Zealand Hydrogen Corridor

March 6, 2026

Establishment of the Japan-New Zealand Hydrogen Corridor

March 5, 2026

Obayashi: Japan's First On-Site PoC Test of a Hydrogen Fuel Cell-Powered Hydraulic Excavator at a Construction Site

February 16, 2026

FY2025 3rd Quarter: Presentation on Financial Results With Notes (April 1, 2025 to December 31, 2025)

February 9, 2026

FY2025 3rd Quarter: Supplementary Data on Financial Results (April 1, 2025 to December 31, 2025)

February 8, 2026

FY2025 3rd Quarter: Presentation on Financial Results (April 1, 2025 to December 31, 2025)

February 8, 2026

FY2025 3rd Quarter: Financial Results (April 1, 2025 to December 31, 2025)

February 8, 2026

SkyDrive Secures ¥8.3 Billion in Pre-Series D Funding from Suzuki, JR East, JR Kyushu, and Others

July 4, 2025

Decks

The 5 newest of 59 decks. Every deck is listed under its year.