GS Engineering & Construction

006360 · KOSPI · Industrials · LARGE CAP

Updated contract terms.

GS Engineering & Construction updated a previously disclosed supply contract with Doma-Byeon-dong Zone 3 Housing Redevelopment Association, now worth US$312M, about 3.5% of its recent annual revenue.

Supply contract([Amended] Supply contract signed)· FILED 2026-09-17· RCEPT 20260917800210

US$312MContract value
3.5%vs. recent revenue
N/AThrough

Converted at 1 USD ≈ ₩1,379.53 (filing-date rate, 2026-09-17 close)

What happened

GS Engineering & Construction updated a previously disclosed supply contract with Doma-Byeon-dong Zone 3 Housing Redevelopment Association, now worth US$312M, about 3.5% of its recent annual revenue.

For context, this single contract equals about 3.5% of the company's most recent annual revenue.

CounterpartyDoma-Byeon-dong Zone 3 Housing Redevelopment Association
Contract valueUS$312M
vs. recent revenue3.5%
ThroughN/A
Filed2026-09-17, [Amended] Supply contract signed
SourceDART rcept 20260917800210 → open original filing
Read the full filing in English

GS Construction / Single Sales and Supply Contract Execution / (2026.09.17) Single Sales and Supply Contract Execution Correction Report

Correction Date: 2026-09-17

1. Disclosure Document Subject to Correction Single Sales and Supply Contract Execution

2. Submission Date of Disclosure Document Subject to Correction 2023-07-11

3. Reason for Correction Amended Contract Execution

4. Correction Details Correction Item | Before Correction | After Correction 2. Contract Details - Contract Amount (KRW) | 388,926,400,000 | 430,750,337,726 2. Contract Details - Ratio to Sales | 3.16 | 3.50 9. Other Material Matters Related to Investment Decisions 2) | The above contract amount in Section 2 represents 40% of the company's share of a total of 972.3 billion won, excluding VAT | The above contract amount in Section 2 represents 40% of the company's share of a total of 1,076.9 billion won, excluding VAT 9. Other Material Matters Related to Investment Decisions 5) | Project Overview: Construction of 3,446 units of multi-family housing and ancillary welfare facilities in 22 buildings, B2F to 38F, in the area of Byeondong 9-4, Seo-gu, Daejeon Metropolitan City | Project Overview: Construction of 3,404 units of multi-family housing and ancillary welfare facilities in 22 buildings, B2F to 38F, in the area of Byeondong 9-4, Seo-gu, Daejeon Metropolitan City

- Single Sales and Supply Contract Execution

1. Classification of Sales and Supply Contract Construction Contract Award

2. Contract Name Doma Byeondong 3 Urban Renewal Promotion Zone Housing Redevelopment Project

3. Contract Details Contract Amount (KRW): 430,750,337,726 Recent Sales (KRW): 12,299,196,214,752 Ratio to Sales (%): 3.50 Large Corporation Status: Applicable

4. Contracting Party Doma Byeondong 3 Urban Renewal Promotion Zone Housing Redevelopment Improvement Project Cooperative Relationship with Company: -

5. Sales and Supply Region Byeondong, Seo-gu, Daejeon Metropolitan City

6. Contract Period Start Date: - End Date: -

7. Principal Contract Terms Deposit and Advance Payment: None Payment Terms: Installment Payment

8. Contract (Award) Date 2023-07-11

9. Disclosure Reservation Related Content Reservation Reason: - Reservation Period: -

10. Other Material Matters Related to Investment Decisions 1) The above contract did not meet the disclosure standard criteria at the time of the initial contract on December 14, 2018, but is disclosed as it meets the criteria from the amended contract dated July 11, 2023. 2) The above contract amount in Section 2 represents 40% of the company's share of a total of 1,076.9 billion won, excluding VAT. 3) The above sales amount in Section 2 is based on the consolidated financial statements as of the end of 2022. 4) The contract period in Section 5 above is 43 months from the start of construction. 5) Project Overview: Construction of 3,404 units of multi-family housing and ancillary welfare facilities in 22 buildings, B2F to 38F, in the area of Byeondong 9-4, Seo-gu, Daejeon Metropolitan City. 6) The construction period and contract amount may change in the course of project execution.

※ Related Disclosure: 2023-07-11 Single Sales and Supply Contract Execution

Source: DART. Information only, not investment advice.

For informational purposes only. This is not investment advice, a recommendation, or a solicitation to buy or sell any security. Do your own research; any investment decision is your own responsibility.

Data from DART, Korea's official corporate-filing system. Data sourced from official DART filings. Accuracy is not guaranteed. Figures are as of the date shown. As of 2026-09-17 (KST). · Converted at 1 USD ≈ ₩1,325 (rate of 2026-10-21).

Company summaries are generated and may contain errors; financial figures are mapped directly from official filings.