제이아이건설(주) / JI Construction Co.,Ltd.

Also known as 제이아이건설 · JI Construction
제이아이건설(주) (JI Construction Co.,Ltd.) is a Korea-based business registered at 서울특별시 도봉구 노해로69길 21, (Postal code: 01414). It operates as a head office of a for-profit corporation. It was originally registered with the Nowon Tax Office and incorporated at the Seoul Central District Court, Registry Bureau. 제이아이건설(주) (JI Construction Co.,Ltd.) falls under the Construction industry. It operates within the Other Specialty Construction sector, specifically focusing on Glass and window construction business activities. It has 10–19 employees. According to KOBDi Industry Ranking system, 제이아이건설(주) (JI Construction Co.,Ltd.) scored 82.48 points (up 0.09 points since August 2026) and outperforms approximately 90% of companies in the same industry. Recent performance indicators include: Employee growth: -16.34% (industry average: -3.51%).
제이아이건설(주)는 서울특별시 도봉구에 있는 유리 및 창호 공사업 기업입니다.
217-**-*121* 1101**-4341***

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서울특별시 도봉구 노해로69길 21, (01414)
Head office of a for-profit corporation
Construction > Other Specialty Construction > Glass and window construction
September 2026
-16.34%
2025-2026
-13.96%
82.48
▲ 0.09 pts (vs. August 2026)
Top 10%
September 2026

JI Construction Co.,Ltd.'s KOBDi Score is 82.48 as of Sep 2026, down 24.84 points since Apr 2025; it rose in 4 and fell in 3 of the 12 monthly updates. As of Sep 2026 it is ahead of about 90% of companies in its industry, against 90% in Aug 2026 and 95% in Apr 2025. Its strongest position was 96% (Aug 2025) and its weakest 89% (Dec 2025).

A year earlier, in Aug 2025, its score was 107.55 and it was ahead of about 96% of companies in its industry.

Sep 202682.48ahead of 90%
Aug 202682.39ahead of 90%
Jul 202682.23ahead of 90%
Jun 202683.31ahead of 90%
May 202683.31ahead of 90%
Apr 202683.31ahead of 90%
Mar 202685.20ahead of 90%
Feb 202685.11ahead of 90%
Dec 202585.11ahead of 89%
Aug 2025107.55ahead of 96%
Jul 2025107.32ahead of 96%
May 2025107.32ahead of 95%
Apr 2025107.32ahead of 95%

Between 2025 and 2026, the headcount of JI Construction Co.,Ltd. changed by -16.34%, against an average of -3.51% in its industry. It now has 10–19 employees.

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주식회사 신화중량
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영강건설
YEONG KANG E&C		 5–9 Top 10%
해남철거산업 1–4 Top 11%
(주)거광
gugwang		 1–4 Top 11%















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서울특별시 도봉구 노해로69길 21, (01414)
Where is JI Construction Co.,Ltd. located?

JI Construction Co.,Ltd. is registered at 서울특별시 도봉구 노해로69길 21,, South Korea (postal code 01414).

What industry is JI Construction Co.,Ltd. in?

JI Construction Co.,Ltd. belongs to Construction › Other Specialty Construction › Glass and window construction.

How many employees does JI Construction Co.,Ltd. have?

JI Construction Co.,Ltd. has 10–19 employees.

What is JI Construction Co.,Ltd.'s KOBDi Score?

82.48 as of September 2026, ahead of about 90% of companies in its industry.

Who are JI Construction Co.,Ltd.'s competitors?

Similar companies include shinwha, Dongyang Washtech and YEONG KANG E&C.

Which businesses are near JI Construction Co.,Ltd.?

Businesses registered at the same postal code (01414) include DAESHINTECH, 박스소프트 and GS25창동본점. Most work in Korean general restaurant business, application software development and supply and non-residential real estate management business.

Businesses near JI Construction Co.,Ltd.

Registered at postal code 01414 (노해로69길, 도봉구). Most businesses here work in Korean general restaurant business, application software development and supply and non-residential real estate management business.

Other glass and window construction companies in 서울특별시

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