GS Engineering & Construction

006360 · KOSPI · Industrials · LARGE CAP

Updated contract terms.

GS Engineering & Construction updated a previously disclosed supply contract with Shinyoung Real Estate Trust Co., Ltd., now worth US$477M, about 5.11% of its recent annual revenue, running through Oct 2030.

Supply contract([Amended] Supply contract signed)· FILED 2026-09-18· RCEPT 20260918800056

US$477MContract value
5.11%vs. recent revenue
Oct 2030Throughfrom Aug 2026

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 Shinyoung Real Estate Trust Co., Ltd., now worth US$477M, about 5.11% of its recent annual revenue, running through Oct 2030.

For context, this single contract equals about 5.11% of the company's most recent annual revenue.

CounterpartyShinyoung Real Estate Trust Co., Ltd.
Contract valueUS$477M
vs. recent revenue5.11%
ThroughOct 2030 (from Aug 2026)
Filed2026-09-18, [Amended] Supply contract signed
SourceDART rcept 20260918800056 → open original filing
Read the full filing in English

GS Construction / Single Sales and Supply Contract Execution / (2026.09.18) Single Sales and Supply Contract Execution Correction Report

Correction Date: 2026-09-03

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

2. Submission Date of Disclosure Document Subject to Correction 2026-07-23

3. Reason for Correction Amended Contract Execution

4. Correction Details

Correction Item | Before Correction | After Correction 2. Contract Details - Contract Amount (KRW) | 618,561,100,000 | 657,588,000,000 2. Contract Details - Ratio to Sales | 4.81 | 5.11 5. Contract Period - Start Date | - | 2026-08-01 5. Contract Period - End Date | - | 2030-10-31 9. Other Material Matters Related to Investment Decisions 3) | The contract period in Section 5 above is 50 months from the start of construction. | The contract period in Section 5 above is 51 months from August 1, 2026. 9. Other Material Matters Related to Investment Decisions 4) Project Overview | Construction of an officetel complex with 658 units, auxiliary facilities, neighborhood facilities, and public administrative facilities in 3 buildings (B6F to 48F) at Lot 924 and 2 other parcels, Mokdong, Yangcheon-gu, Seoul. | Construction of an officetel complex with 651 units, auxiliary facilities, neighborhood facilities, and public administrative facilities in 3 buildings (B6F to 48F) at Lot 924 and 2 other parcels, Mokdong, Yangcheon-gu, Seoul.

- Single Sales and Supply Contract Execution

1. Sales and Supply Contract Classification Construction Contract Award

Contract Name: Mokdong Lot 924 and 2 Other Parcels Complex Facility New Construction Project

2. Contract Details Contract Amount (KRW): 657,588,000,000 Recent Sales (KRW): 12,863,811,468,386 Ratio to Sales (%): 5.11 Large Corporation Status: Applicable

3. Contracting Party Shin Young Real Estate Trust Company Relationship with Company: -

4. Sales and Supply Region Lot 924 and 2 other parcels, Mokdong, Yangcheon-gu, Seoul

5. Contract Period Start Date: 2026-08-01 End Date: 2030-10-31

6. Major Contract Terms Downpayment and Advance Payment: None Payment Terms: Progress Billing

7. Contract (Award) Date 2025-10-24

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

9. Other Material Matters Related to Investment Decisions 1) The contract amount in Section 2 above is exclusive of VAT. 2) The recent sales in Section 2 above are based on the consolidated financial statements as of the end of 2024. 3) The contract period in Section 5 above is 51 months from August 1, 2026. 4) Project Overview: Construction of an officetel complex with 651 units, auxiliary facilities, neighborhood facilities, and public administrative facilities in 3 buildings (B6F to 48F) at Lot 924 and 2 other parcels, Mokdong, Yangcheon-gu, Seoul. 5) The contract amount, construction period, and other terms may be subject to change in accordance with the conditions of the construction contract.

※ Related Disclosure: 2025-10-27 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 2026-09-18 (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.