연서산업주식회사 / YEONSEO

Also known as 연서산업
연서산업주식회사 (YEONSEO) is a Korea-based business registered at 충청북도 보은군 수한면 묘서1길 (Postal code: 28921). It operates as a head office of a for-profit corporation. It was incorporated at the Daejeon District Court, Cheonan Branch. 연서산업주식회사 (YEONSEO) falls under the Mining & Quarrying industry. It operates within the Construction Aggregates Mining sector, specifically focusing on Sand and gravel mining business activities. According to KOBDi Industry Ranking system, 연서산업주식회사 (YEONSEO) scored 38.61 points (up 0.16 points since August 2026) and outperforms approximately 62% of companies in the same industry. Recent performance indicators include: Employee growth: 0.00% (industry average: -6.48%).
연서산업주식회사는 충청북도 보은군 수한면에 있는 모래 및 자갈 채취업 기업입니다.
326-**-*036* 1615**-0200***

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충청북도 보은군 수한면 묘서1길 (28921)
Head office of a for-profit corporation
Mining & Quarrying > Construction Aggregates Mining > Sand and gravel mining
0.00%
2023-2024
38.61
▲ 0.16 pts (vs. August 2026)
Top 38%
September 2026

YEONSEO's KOBDi Score is 38.61 as of Sep 2026, up 0.32 points since Apr 2025; it rose in 2 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 64% in Apr 2025. Its strongest position was 65% (May 2025) and its weakest 62% (Sep 2026).

A year earlier, in Aug 2025, its score was 38.45 and it was ahead of about 63% of companies in its industry.

Sep 202638.61ahead of 62%
Aug 202638.45ahead of 62%
Jul 202638.45ahead of 63%
Jun 202638.45ahead of 63%
May 202638.45ahead of 63%
Apr 202638.45ahead of 64%
Mar 202638.45ahead of 64%
Feb 202638.45ahead of 64%
Dec 202538.45ahead of 64%
Aug 202538.45ahead of 63%
Jul 202538.29ahead of 63%
May 202538.29ahead of 65%
Apr 202538.29ahead of 64%

Between 2023 and 2024, the headcount of YEONSEO changed by 0.00%, against an average of -6.48% in its industry.

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주식회사정수산업 1–4 Top 38%
주식회사에스피골재 1–4 Top 38%
유일골재주식회사 1–4 Top 39%
주식회사 진율산업개발
Jinyul Industrial Development Co., Ltd.		 1–4 Top 37%
주식회사 영일에스지 1–4 Top 39%















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충청북도 보은군 수한면 묘서1길 (28921)
Where is YEONSEO located?

YEONSEO is registered at 충청북도 보은군 수한면 묘서1길, South Korea (postal code 28921).

What industry is YEONSEO in?

YEONSEO belongs to Mining & Quarrying › Construction Aggregates Mining › Sand and gravel mining.

What is YEONSEO's KOBDi Score?

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

Who are YEONSEO's competitors?

Similar companies include 정수산업, 에스피골재 and 유일골재.

Which businesses are near YEONSEO?

Businesses registered at the same postal code (28921) include 쏠맥스이앤씨, 보은대추나라 and 찬란한 농원. Most work in plastering, tiling and waterproofing work and glass and window construction.

Businesses near YEONSEO

Registered at postal code 28921 (묘서1길, 보은군). Most businesses here work in plastering, tiling and waterproofing work and glass and window construction.

Other sand and gravel mining companies in 충청북도

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