거산이앤씨 / GUSAN E&C

거산이앤씨 (GUSAN E&C) is a Korea-based business registered at 경기도 김포시 양촌읍 석모로 (Postal code: 10064). It operates as an individual business. It was originally registered with the Gimpo Tax Office. 거산이앤씨 (GUSAN E&C) falls under the Professional, Scientific & Technical Services industry. It operates within the Architectural & Engineering Services sector, specifically focusing on Building and civil engineering service industry (engineer) business activities. It has 1–4 employees. According to KOBDi Industry Ranking system, 거산이앤씨 (GUSAN E&C) scored 12.42 points and outperforms approximately 22% of companies in the same industry.
거산이앤씨는 경기도 김포시 양촌읍에 있는 기업입니다.
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경기도 김포시 양촌읍 석모로 (10064)
Individual business
Professional, Scientific & Technical Services > Architectural & Engineering Services > Building and civil engineering service industry (engineer)
December 2024
12.42
- (vs. August 2026)
Top 79%
September 2026

GUSAN E&C's KOBDi Score is 12.42 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 22% of companies in its industry, against 22% in Aug 2026 and 25% in Apr 2025. Its strongest position was 25% (Jul 2025) and its weakest 21% (Aug 2025).

A year earlier, in Aug 2025, its score was 12.26 and it was ahead of about 21% of companies in its industry.

Sep 202612.42ahead of 22%
Aug 202612.42ahead of 22%
Jul 202612.42ahead of 23%
Jun 202612.26ahead of 22%
May 202612.26ahead of 22%
Apr 202612.26ahead of 22%
Mar 202612.26ahead of 22%
Feb 202612.26ahead of 23%
Dec 202512.26ahead of 23%
Aug 202512.26ahead of 21%
Jul 202512.26ahead of 25%
May 202512.10ahead of 25%
Apr 202512.10ahead of 25%

GUSAN E&C has 1–4 employees.

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안동측량설계공사 1–4 Top 78%
건안구조엔지니어링 1–4 Top 79%
한국디엠시험연구원대전,충청지원 1–4 Top 79%
SH엔지니어링 1–4 Top 78%
하이엔지니어링 1–4 Top 78%















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경기도 김포시 양촌읍 석모로 (10064)
Where is GUSAN E&C located?

GUSAN E&C is registered at 경기도 김포시 양촌읍 석모로, South Korea (postal code 10064).

What industry is GUSAN E&C in?

GUSAN E&C belongs to Professional, Scientific & Technical Services › Architectural & Engineering Services › Building and civil engineering service industry (engineer).

How many employees does GUSAN E&C have?

GUSAN E&C has 1–4 employees.

What is GUSAN E&C's KOBDi Score?

12.42 as of September 2026, ahead of about 22% of companies in its industry.

Who are GUSAN E&C's competitors?

Similar companies include 안동측량설계공사, 건안구조엔지니어링 and 한국디엠시험연구원대전,충청지원.

Which businesses are near GUSAN E&C?

Businesses registered at the same postal code (10064) include 거산산업개발, 거성테크놀로지 and 가구마트. Most work in Korean general restaurant business, car wash business and automobile repair business.

Businesses near GUSAN E&C

Registered at postal code 10064 (석모로, 김포시). Most businesses here work in Korean general restaurant business, car wash business and automobile repair business.

Other building and civil engineering service industry (engineer) companies in 경기도

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