(유)장강 / jang gang construction

Also known as 장강
(유)장강 (jang gang construction) is a Korea-based business registered at 전라남도... (Postal code: 59540). It operates as a head office of a for-profit corporation. It was incorporated at the Jeonju District Court, Buan Registry. (유)장강 (jang gang construction) falls under the Construction industry. It operates within the Equipment Installation & Maintenance sector, specifically focusing on Facility maintenance construction work business activities. It has 50–99 employees. According to KOBDi Industry Ranking system, (유)장강 (jang gang construction) scored 72.50 points (down 0.44 points since August 2026) and outperforms approximately 89% of companies in the same industry. Recent performance indicators include: Employee growth: 4.10% (industry average: -1.52%).
405-**-*033* 2147**-0001***

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전라남도... (59540)
Head office of a for-profit corporation
Construction > Equipment Installation & Maintenance > Facility maintenance construction work
September 2026
4.10%
2025-2026
72.50
▼ 0.44 pts (vs. August 2026)
Top 11%
September 2026

jang gang construction's KOBDi Score is 72.50 as of Sep 2026, up 0.44 points since Apr 2025; it rose in 7 and fell in 5 of the 12 monthly updates. Its position has stayed ahead of about 89% of companies in its industry.

A year earlier, in Aug 2025, its score was 71.89 and it was ahead of about 90% of companies in its industry.

Sep 202672.50ahead of 89%
Aug 202672.94ahead of 89%
Jul 202672.60ahead of 90%
Jun 202672.80ahead of 90%
May 202672.78ahead of 90%
Apr 202672.81ahead of 90%
Mar 202671.91ahead of 90%
Feb 202672.33ahead of 90%
Dec 202572.08ahead of 89%
Aug 202571.89ahead of 90%
Jul 202571.88ahead of 89%
May 202572.54ahead of 89%
Apr 202572.06ahead of 89%

Between 2025 and 2026, the headcount of jang gang construction changed by +4.10%, against an average of -1.52% in its industry. It now has 50–99 employees.

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우성이앤지(주)
Woosung E&G Co., Ltd.		 5–9 Top 11%
뉴타임건설(주)
NEWTIME		 1–4 Top 11%
세정건설 주식회사
Sejung construction Co.,Ltd		 1–4 Top 11%
(주)청명기연환경
CHUNGMYUNG ENVIRONMENTAL CO.,LTD		 30–49 Top 11%
(주)우일환경테크닉스
WOOIL ENV CO.		 1–4 Top 11%















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전라남도... (59540)
Where is jang gang construction located?

jang gang construction is registered at 전라남도..., South Korea (postal code 59540).

What industry is jang gang construction in?

jang gang construction belongs to Construction › Equipment Installation & Maintenance › Facility maintenance construction work.

How many employees does jang gang construction have?

jang gang construction has 50–99 employees.

What is jang gang construction's KOBDi Score?

72.50 as of September 2026, ahead of about 89% of companies in its industry.

Who are jang gang construction's competitors?

Similar companies include Woosung E&G, NEWTIME and Sejung construction.

Which businesses are near jang gang construction?

Businesses registered at the same postal code (59540) include SAE HYUN, 고흥김안과 and 고흥민박스테이당촌. Most work in Korean general restaurant business, oriental medicine clinic and other civil engineering facility construction industry.

Businesses near jang gang construction

Registered at postal code 59540. Most businesses here work in Korean general restaurant business, oriental medicine clinic and other civil engineering facility construction industry.

Other facility maintenance construction work companies in 고흥군

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