에스아이건설(주) / si

Also known as 에스아이건설
에스아이건설(주) (si) is a Korea-based business registered at 충청남도 보령시 대천로 (Postal code: 33429). It operates as a head office of a for-profit corporation. It was originally registered with the Boryeong Tax Office and incorporated at the Daejeon District Court, Boryeong Registry. 에스아이건설(주) (si) falls under the Construction industry. It operates within the Interior & Finishing Works sector, specifically focusing on Plastering, tiling and waterproofing work business activities. It has 10–19 employees. According to KOBDi Industry Ranking system, 에스아이건설(주) (si) scored 58.37 points (up 0.19 points since August 2026) and outperforms approximately 82% of companies in the same industry. Recent performance indicators include: Employee growth: -12.28% (industry average: -4.13%).
에스아이건설(주)는 충청남도 보령시에 있는 미장 타일 및 방수 공사업 기업입니다.
313-**-*352* 1645**-0003***

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충청남도 보령시 대천로 (33429)
Head office of a for-profit corporation
Construction > Interior & Finishing Works > Plastering, tiling and waterproofing work
September 2026
-12.28%
2025-2026
323.85%
58.37
▲ 0.19 pts (vs. August 2026)
Top 19%
September 2026

si's KOBDi Score is 58.37 as of Sep 2026, down 69.71 points since Apr 2025; it rose in 5 and fell in 5 of the 12 monthly updates. As of Sep 2026 it is ahead of about 82% of companies in its industry, against 82% in Aug 2026 and 99% in Apr 2025. Its strongest position was 99% (Dec 2025) and its weakest 80% (Mar 2026).

A year earlier, in Aug 2025, its score was 129.53 and it was ahead of about 99% of companies in its industry.

Sep 202658.37ahead of 82%
Aug 202658.18ahead of 82%
Jul 202658.18ahead of 82%
Jun 202656.55ahead of 81%
May 202656.55ahead of 81%
Apr 202657.38ahead of 81%
Mar 202656.55ahead of 80%
Feb 202658.12ahead of 81%
Dec 2025128.26ahead of 99%
Aug 2025129.53ahead of 99%
Jul 2025128.78ahead of 99%
May 2025128.82ahead of 99%
Apr 2025128.09ahead of 99%

Between 2025 and 2026, the headcount of si changed by -12.28%, against an average of -4.13% in its industry. It now has 10–19 employees.

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케이엘지건설(주)
k.l.g		 10–19 Top 19%
성우정보통신(주)
SUNGWOO TELECOM CO.L		 10–19 Top 19%
주식회사 유일건설
YOU IL CO.LTD		 10–19 Top 19%
엘리트소방 10–19 Top 19%
대신네트웍스(주)
DAESIN		 10–19 Top 19%















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충청남도 보령시 대천로 (33429)
Where is si located?

si is registered at 충청남도 보령시 대천로, South Korea (postal code 33429).

What industry is si in?

si belongs to Construction › Interior & Finishing Works › Plastering, tiling and waterproofing work.

How many employees does si have?

si has 10–19 employees.

What is si's KOBDi Score?

58.37 as of September 2026, ahead of about 82% of companies in its industry.

Who are si's competitors?

Similar companies include k.l.g, SUNGWOO TELECOM CO.L and YOU IL.

Which businesses are near si?

Businesses registered at the same postal code (33429) include 대연건설, 청천회관 and B AND C. Most work in Korean general restaurant business, gas filling business for transportation equipment and glass and window construction.

Businesses near si

Registered at postal code 33429 (대천로, 보령시). Most businesses here work in Korean general restaurant business, gas filling business for transportation equipment and glass and window construction.

Other plastering, tiling and waterproofing work companies in 보령시

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