(주)주문진규사 / Joomoonjin Silica sand Co.,ltd.

Also known as 주문진규사 · Joomoonjin Silica sand
(주)주문진규사 (Joomoonjin Silica sand Co.,ltd.) is a Korea-based business registered at 강원도 강릉시 공항길 (Postal code: 25617). It operates as a head office of a for-profit corporation. (주)주문진규사 (Joomoonjin Silica sand Co.,ltd.) falls under the Mining & Quarrying industry. It operates within the Industrial Minerals Mining sector, specifically focusing on Limestone and clay mining business activities. It has 10–19 employees. According to KOBDi Industry Ranking system, (주)주문진규사 (Joomoonjin Silica sand Co.,ltd.) scored 61.86 points (down 0.03 points since August 2026) and outperforms approximately 82% of companies in the same industry. Recent performance indicators include: Employee growth: -10.08%.
(주)주문진규사는 강원도 강릉시에 있는 석회석 및 점토 광업 기업입니다.
226-**-*548* 1411**-0006***

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강원도 강릉시 공항길 (25617)
Head office of a for-profit corporation
Mining & Quarrying > Industrial Minerals Mining > Limestone and clay mining
September 2026
-10.08%
2025-2026
-5.91%
61.86
▼ 0.03 pts (vs. August 2026)
Top 19%
September 2026

Joomoonjin Silica sand Co.,ltd.'s KOBDi Score is 61.86 as of Sep 2026, down 1.39 points since Apr 2025; it rose in 5 and fell in 4 of the 12 monthly updates. As of Sep 2026 it is ahead of about 82% of companies in its industry, against 83% in Aug 2026 and 85% in Apr 2025. Its strongest position was 86% (Aug 2025) and its weakest 82% (Sep 2026).

A year earlier, in Aug 2025, its score was 63.87 and it was ahead of about 86% of companies in its industry.

Sep 202661.86ahead of 82%
Aug 202661.88ahead of 83%
Jul 202661.88ahead of 84%
Jun 202661.88ahead of 83%
May 202661.17ahead of 82%
Apr 202662.68ahead of 85%
Mar 202662.68ahead of 85%
Feb 202662.58ahead of 85%
Dec 202562.42ahead of 84%
Aug 202563.87ahead of 86%
Jul 202563.86ahead of 86%
May 202564.44ahead of 86%
Apr 202563.25ahead of 85%

Between 2025 and 2026, the headcount of Joomoonjin Silica sand Co.,ltd. changed by -10.08%, and it now has 10–19 employees.

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청림자원(주)10–19#28
신우엠티에스20–29#29
주식회사 경민20–29#30
조흥자원 주식회사
Choheung Resources Co., Ltd.		20–29#26
주식회사 케이씨씨글라스 영월공장20–29#31














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강원도 강릉시 공항길 (25617)
Where is Joomoonjin Silica sand Co.,ltd. located?

Joomoonjin Silica sand Co.,ltd. is registered at 강원도 강릉시 공항길, South Korea (postal code 25617).

What industry is Joomoonjin Silica sand Co.,ltd. in?

Joomoonjin Silica sand Co.,ltd. belongs to Mining & Quarrying › Industrial Minerals Mining › Limestone and clay mining.

How many employees does Joomoonjin Silica sand Co.,ltd. have?

Joomoonjin Silica sand Co.,ltd. has 10–19 employees.

What is Joomoonjin Silica sand Co.,ltd.'s KOBDi Score?

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

Who are Joomoonjin Silica sand Co.,ltd.'s competitors?

Similar companies include 청림자원(주), 신우엠티에스 and 주식회사 경민.

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