(주)서연 / SEO YEON CO.,LTD

Also known as 서연 · SEO YEON
(주)서연 (SEO YEON CO.,LTD) is a Korea-based business registered at 인천광역시 서구 장고개로126번길 (Postal code: 22842). It operates as a head office of a for-profit corporation. (주)서연 (SEO YEON CO.,LTD) falls under the Manufacturing industry. It operates within the Boilers & Pressure Vessels sector, specifically focusing on Industrial heating boiler and radiator manufacturing business activities. It has 1–4 employees. According to KOBDi Industry Ranking system, (주)서연 (SEO YEON CO.,LTD) scored 115.71 points (down 0.02 points since August 2026) and outperforms approximately 93% of companies in the same industry. Recent performance indicators include: Employee growth: -15.56%.
(주)서연은 인천광역시 서구에 있는 산업용 난방보일러 및 방열기 제조업 기업입니다.
121-**-*128* 1201**-0355***

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인천광역시 서구 장고개로126번길 (22842)
Head office of a for-profit corporation
Manufacturing > Boilers & Pressure Vessels > Industrial heating boiler and radiator manufacturing
September 2026
-15.56%
2025-2026
44.41%
115.71
▼ 0.02 pts (vs. August 2026)
Top 7%
September 2026

SEO YEON CO.,LTD's KOBDi Score is 115.71 as of Sep 2026, down 1.86 points since Apr 2025; it rose in 3 and fell in 3 of the 12 monthly updates. As of Sep 2026 it is ahead of about 93% of companies in its industry, against 93% in Aug 2026 and 93% in Apr 2025. Its strongest position was 93% (Sep 2026) and its weakest 91% (Dec 2025).

A year earlier, in Aug 2025, its score was 117.77 and it was ahead of about 93% of companies in its industry.

Sep 2026115.71ahead of 93%
Aug 2026115.73ahead of 93%
Jul 2026115.73ahead of 92%
Jun 2026115.73ahead of 92%
May 2026115.73ahead of 92%
Apr 2026117.95ahead of 93%
Mar 2026117.79ahead of 92%
Feb 2026117.72ahead of 92%
Dec 2025117.72ahead of 91%
Aug 2025117.77ahead of 93%
Jul 2025117.57ahead of 93%
May 2025117.57ahead of 93%
Apr 2025117.57ahead of 93%

Between 2025 and 2026, the headcount of SEO YEON CO.,LTD changed by -15.56%, and it now has 1–4 employees.

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(주)세창엔텍
SE CHANG INTEC CO.,LTD		1–4#33
신흥플랜트5–9#35
(주)부일기계
BOOIL		1–4#32
주식회사 만복이엔지
MANBOKENG		10–19#36
보성하이텍(주)
BOSUNG HITEC CO.,LTD		1–4#31














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인천광역시 서구 장고개로126번길 (22842)
Where is SEO YEON CO.,LTD located?

SEO YEON CO.,LTD is registered at 인천광역시 서구 장고개로126번길, South Korea (postal code 22842).

What industry is SEO YEON CO.,LTD in?

SEO YEON CO.,LTD belongs to Manufacturing › Boilers & Pressure Vessels › Industrial heating boiler and radiator manufacturing.

How many employees does SEO YEON CO.,LTD have?

SEO YEON CO.,LTD has 1–4 employees.

What is SEO YEON CO.,LTD's KOBDi Score?

115.71 as of September 2026, ahead of about 93% of companies in its industry.

Who are SEO YEON CO.,LTD's competitors?

Similar companies include SE CHANG INTEC, 신흥플랜트 and BOOIL.

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