(주)정성건설 / Jeong Sung Construction co,.LTD

Also known as 정성건설 · Jeong Sung Construction co
(주)정성건설 (Jeong Sung Construction co,.LTD) is a Korea-based business registered at 충청북도 괴산군 사리면 모래재로 (Postal code: 28046). It operates as a head office of a for-profit corporation. It was originally registered with the Cheongju Tax Office and incorporated at the Cheongju District Court, Goesan Registry. (주)정성건설 (Jeong Sung 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, (주)정성건설 (Jeong Sung Construction co,.LTD) scored 55.83 points (up 0.14 points since August 2026) and outperforms approximately 85% of companies in the same industry. Recent performance indicators include: Employee growth: -10.08% (industry average: -3.51%).
(주)정성건설은 충청북도 괴산군 사리면에 있는 유리 및 창호 공사업 기업입니다.
301-**-*707* 1544**-0012***

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충청북도 괴산군 사리면 모래재로 (28046)
Head office of a for-profit corporation
Construction > Other Specialty Construction > Glass and window construction
September 2026
-10.08%
2025-2026
55.83
▲ 0.14 pts (vs. August 2026)
Top 16%
September 2026

Jeong Sung Construction co,.LTD's KOBDi Score is 55.83 as of Sep 2026, down 0.76 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 85% of companies in its industry, against 84% in Aug 2026 and 82% in Apr 2025. Its strongest position was 85% (Sep 2026) and its weakest 82% (Apr 2025).

A year earlier, in Aug 2025, its score was 56.55 and it was ahead of about 84% of companies in its industry.

Sep 202655.83ahead of 85%
Aug 202655.69ahead of 84%
Jul 202655.69ahead of 84%
Jun 202655.69ahead of 84%
May 202655.69ahead of 84%
Apr 202655.69ahead of 84%
Mar 202656.53ahead of 85%
Feb 202656.49ahead of 85%
Dec 202557.29ahead of 84%
Aug 202556.55ahead of 84%
Jul 202556.59ahead of 83%
May 202556.59ahead of 83%
Apr 202556.58ahead of 82%

Between 2025 and 2026, the headcount of Jeong Sung Construction co,.LTD changed by -10.08%, against an average of -3.51% in its industry. It now has 10–19 employees.

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용연글라스(주)
YONG YEON GLASS CO LTD		 10–19 Top 16%
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SAM JUNG		 10–19 Top 16%
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Daeoconst		 10–19 Top 16%















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충청북도 괴산군 사리면 모래재로 (28046)
Where is Jeong Sung Construction co,.LTD located?

Jeong Sung Construction co,.LTD is registered at 충청북도 괴산군 사리면 모래재로, South Korea (postal code 28046).

What industry is Jeong Sung Construction co,.LTD in?

Jeong Sung Construction co,.LTD belongs to Construction › Other Specialty Construction › Glass and window construction.

How many employees does Jeong Sung Construction co,.LTD have?

Jeong Sung Construction co,.LTD has 10–19 employees.

What is Jeong Sung Construction co,.LTD's KOBDi Score?

55.83 as of September 2026, ahead of about 85% of companies in its industry.

Who are Jeong Sung Construction co,.LTD's competitors?

Similar companies include YONG YEON GLASS, DAEJEONG BUILDING and 설산솔.

Which businesses are near Jeong Sung Construction co,.LTD?

Businesses registered at the same postal code (28046) include Joong Ang Construction, 대종종합건설 and CHUNGHO ENG. Most work in glass and window construction, other civil engineering facility construction industry and plastering, tiling and waterproofing work.

Businesses near Jeong Sung Construction co,.LTD

Registered at postal code 28046 (모래재로, 괴산군). Most businesses here work in glass and window construction, other civil engineering facility construction industry and plastering, tiling and waterproofing work.

Other glass and window construction companies in 괴산군

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