준성건설(주) / JOONSUNG E&C

Also known as 준성건설
준성건설(주) (JOONSUNG E&C) is a Korea-based business registered at 경상북도 포항시 북구 천마로71번길 (Postal code: 37587). It operates as a head office of a for-profit corporation. It was originally registered with the Yeongju Tax Office and incorporated at the Daegu District Court, Yeongju Registry. 준성건설(주) (JOONSUNG E&C) falls under the Construction industry. It operates within the Other Specialty Construction sector, specifically focusing on Glass and window construction business activities. It has 1–4 employees. According to KOBDi Industry Ranking system, 준성건설(주) (JOONSUNG E&C) scored 45.13 points (up 0.04 points since August 2026) and outperforms approximately 62% of companies in the same industry. Recent performance indicators include: Employee growth: 18.52% (industry average: -3.51%).
준성건설(주)는 경상북도 포항시 북구에 있는 유리 및 창호 공사업 기업입니다.
512-**-*624* 1756**-0003***

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경상북도 포항시 북구 천마로71번길 (37587)
Head office of a for-profit corporation
September 2026
18.52%
2025-2026
45.13
▲ 0.04 pts (vs. August 2026)
Top 39%
September 2026

JOONSUNG E&C's KOBDi Score is 45.13 as of Sep 2026, up 3.09 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 62% of companies in its industry, against 62% in Aug 2026 and 39% in Apr 2025. Its strongest position was 62% (Sep 2026) and its weakest 39% (May 2025).

A year earlier, in Aug 2025, its score was 42.03 and it was ahead of about 41% of companies in its industry.

Sep 202645.13ahead of 62%
Aug 202645.09ahead of 62%
Jul 202645.09ahead of 61%
Jun 202642.20ahead of 46%
May 202642.20ahead of 46%
Apr 202642.20ahead of 45%
Mar 202642.20ahead of 45%
Feb 202642.15ahead of 45%
Dec 202542.15ahead of 44%
Aug 202542.03ahead of 41%
Jul 202542.03ahead of 40%
May 202542.03ahead of 39%
Apr 202542.03ahead of 39%

Between 2025 and 2026, the headcount of JOONSUNG E&C changed by +18.52%, against an average of -3.51% in its industry. It now has 1–4 employees.

경상북도 포항시 북구 천마로71번길 (37587)
Where is JOONSUNG E&C located?

JOONSUNG E&C is registered at 경상북도 포항시 북구 천마로71번길, South Korea (postal code 37587).

What industry is JOONSUNG E&C in?

JOONSUNG E&C belongs to Construction › Other Specialty Construction › Glass and window construction.

How many employees does JOONSUNG E&C have?

JOONSUNG E&C has 1–4 employees.

What is JOONSUNG E&C's KOBDi Score?

45.13 as of September 2026, ahead of about 62% of companies in its industry.

Who are JOONSUNG E&C's competitors?

Similar companies include deukwon construction, WOOSUNG and osung.

Which businesses are near JOONSUNG E&C?

Businesses registered at the same postal code (37587) include 강릉장칼포항북구점, SBHS and 세븐일레븐포항장성현대점. Most work in Korean general restaurant business, chain convenience store and childcare facility operation business.

Businesses near JOONSUNG E&C

Registered at postal code 37587 (천마로71번길, 포항시). Most businesses here work in Korean general restaurant business, chain convenience store and childcare facility operation business.

Other glass and window construction companies in 포항시

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