제이아이건설(주) / ji

Also known as 제이아이건설
제이아이건설(주) (ji) is a Korea-based business registered at 대전광역시 유성구 복용북로33번길 (Postal code: 34161). It operates as a head office of a for-profit corporation. It was originally registered with the Seo-Daejeon Tax Office and incorporated at the Daejeon District Court, Registry Division. 제이아이건설(주) (ji) falls under the Construction industry. It operates within the MEP & Utilities sector, specifically focusing on Plumbing and air conditioning/heating construction business activities. It has 5–9 employees. According to KOBDi Industry Ranking system, 제이아이건설(주) (ji) scored 45.40 points and outperforms approximately 56% of companies in the same industry. Recent performance indicators include: Employee growth: 0.00% (industry average: -3.11%).
제이아이건설(주)는 대전광역시 유성구에 있는 배관 및 냉ㆍ난방 공사업 기업입니다.
314-**-*628* 1601**-0324***

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대전광역시 유성구 복용북로33번길 (34161)
Head office of a for-profit corporation
Construction > MEP & Utilities > Plumbing and air conditioning/heating construction business
September 2026
0.00%
2025-2026
-19.39%
45.40
- (vs. August 2026)
Top 45%
September 2026

ji's KOBDi Score is 45.40 as of Sep 2026, up 0.41 points since Apr 2025; it rose in 4 of the 12 monthly updates and never fell. As of Sep 2026 it is ahead of about 56% of companies in its industry, against 56% in Aug 2026 and 47% in Apr 2025. Its strongest position was 56% (Sep 2026) and its weakest 47% (May 2025).

A year earlier, in Aug 2025, its score was 45.15 and it was ahead of about 50% of companies in its industry.

Sep 202645.40ahead of 56%
Aug 202645.40ahead of 56%
Jul 202645.40ahead of 55%
Jun 202645.24ahead of 55%
May 202645.24ahead of 54%
Apr 202645.24ahead of 54%
Mar 202645.24ahead of 53%
Feb 202645.18ahead of 53%
Dec 202545.18ahead of 52%
Aug 202545.15ahead of 50%
Jul 202545.15ahead of 49%
May 202544.99ahead of 47%
Apr 202544.99ahead of 47%

Between 2025 and 2026, the headcount of ji changed by 0.00%, against an average of -3.11% in its industry. It now has 5–9 employees.

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가람전력
GARAM ELECTRIC POWER CO,LTD.		 5–9 Top 45%
(주)명성전력
Myeongseong Electronic Co., Ltd.		 5–9 Top 45%
(주)화성전기 5–9 Top 45%
(주)태광전기공사
Taekwang Electrics co.Ltd		 1–4 Top 45%
주)금강전력
KEUMKANG POWER CO.,LTD		 1–4 Top 45%















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대전광역시 유성구 복용북로33번길 (34161)
Where is ji located?

ji is registered at 대전광역시 유성구 복용북로33번길, South Korea (postal code 34161).

What industry is ji in?

ji belongs to Construction › MEP & Utilities › Plumbing and air conditioning/heating construction business.

How many employees does ji have?

ji has 5–9 employees.

What is ji's KOBDi Score?

45.40 as of September 2026, ahead of about 56% of companies in its industry.

Who are ji's competitors?

Similar companies include GARAM ELECTRIC POWER, Myeongseong Electronic and 화성전기.

Which businesses are near ji?

Businesses registered at the same postal code (34161) include DIGITALONE, 다고처선루프 and 선진유통. Most work in e-commerce retail, other construction finishing work and wholesale business of electrical machinery, equipment and related equipment.

Businesses near ji

Registered at postal code 34161 (복용북로33번길, 유성구). Most businesses here work in e-commerce retail, other construction finishing work and wholesale business of electrical machinery, equipment and related equipment.

Other plumbing and air conditioning/heating construction business companies in 유성구

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