주식회사올찬-건설업 본사 / Olchan Co., Ltd.

Also known as 올찬-건설업 본사 · Olchan
주식회사올찬-건설업 본사 (Olchan Co., Ltd.) is a Korea-based business registered at 서울특별시 은평구 연서로 29, (Postal code: 03421). It operates as a head office of a for-profit corporation. It was incorporated at the Seoul Central District Court, Registry Bureau. 주식회사올찬-건설업 본사 (Olchan 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 1–4 employees. According to KOBDi Industry Ranking system, 주식회사올찬-건설업 본사 (Olchan Co., Ltd.) scored 42.45 points (up 0.08 points since August 2026) and outperforms approximately 48% of companies in the same industry. Recent performance indicators include: Employee growth: -24.88% (industry average: -3.51%).
주식회사올찬-건설업 본사는 서울특별시 은평구에 있는 유리 및 창호 공사업 기업입니다.
558-**-*051* 1101**-6185***

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서울특별시 은평구 연서로 29, (03421)
Head office of a for-profit corporation
Construction > Other Specialty Construction > Glass and window construction
September 2026
-24.88%
2025-2026
-33.80%
42.45
▲ 0.08 pts (vs. August 2026)
Top 52%
September 2026

Olchan Co., Ltd.'s KOBDi Score is 42.45 as of Sep 2026, down 3.90 points since Jul 2025; it rose in 4 and fell in 2 of the 10 monthly updates. As of Sep 2026 it is ahead of about 48% of companies in its industry, against 48% in Aug 2026 and 62% in Jul 2025. Its strongest position was 99% (Apr 2026) and its weakest 48% (Sep 2026).

A year earlier, in Aug 2025, its score was 46.50 and it was ahead of about 64% of companies in its industry.

Sep 202642.45ahead of 48%
Aug 202642.36ahead of 48%
Jul 2026114.72ahead of 98%
Jun 2026114.72ahead of 98%
May 2026114.72ahead of 98%
Apr 2026119.10ahead of 99%
Mar 2026119.10ahead of 98%
Feb 2026119.01ahead of 98%
Dec 2025119.01ahead of 98%
Aug 202546.50ahead of 64%
Jul 202546.35ahead of 62%

Between 2025 and 2026, the headcount of Olchan Co., Ltd. changed by -24.88%, against an average of -3.51% in its industry. It now has 1–4 employees.

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태산산업개발주식회사
TAESAN Development Co.,Ltd.		 1–4 Top 52%
주안금속 주식회사
JUAN METAL		 1–4 Top 52%
신웅건설
sinung		 1–4 Top 52%
구암건설(주)
guam.co.		 1–4 Top 52%
(주)원일창호
WOUNIL CHANGHO		 1–4 Top 52%















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서울특별시 은평구 연서로 29, (03421)
Where is Olchan Co., Ltd. located?

Olchan Co., Ltd. is registered at 서울특별시 은평구 연서로 29,, South Korea (postal code 03421).

What industry is Olchan Co., Ltd. in?

Olchan Co., Ltd. belongs to Construction › Other Specialty Construction › Glass and window construction.

How many employees does Olchan Co., Ltd. have?

Olchan Co., Ltd. has 1–4 employees.

What is Olchan Co., Ltd.'s KOBDi Score?

42.45 as of September 2026, ahead of about 48% of companies in its industry.

Who are Olchan Co., Ltd.'s competitors?

Similar companies include TAESAN Development, JUAN METAL and sinung.

Which businesses are near Olchan Co., Ltd.?

Businesses registered at the same postal code (03421) include 도서출판나라말, sang myung and 동우스포츠. Most work in Korean general restaurant business, residential property management and other non-residential welfare service businesses.

Businesses near Olchan Co., Ltd.

Registered at postal code 03421 (연서로, 은평구). Most businesses here work in Korean general restaurant business, residential property management and other non-residential welfare service businesses.

Other glass and window construction companies in 은평구

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