(주)코스원 / KOSONE

Also known as 코스원
(주)코스원 (KOSONE) is a Korea-based business registered at 전라남도 광양시 폭포사랑길 (Postal code: 57807). It operates as a head office of a for-profit corporation. It was originally registered with the Suncheon Tax Office and incorporated at the Gwangju District Court, Gwangyang Registry. (주)코스원 (KOSONE) falls under the Administrative & Business Services industry. It operates within the Security Services sector, specifically focusing on Security and security service industry business activities. It has 100–299 employees. According to KOBDi Industry Ranking system, (주)코스원 (KOSONE) scored 85.03 points (down 0.66 points since August 2026) and outperforms approximately 88% of companies in the same industry. Recent performance indicators include: Employee growth: -3.48% (industry average: -3.23%).
(주)코스원은 전라남도 광양시에 있는 경비 및 경호 서비스업 기업입니다.
416-**-*211* 2046**-0032***

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전라남도 광양시 폭포사랑길 (57807)
Head office of a for-profit corporation
Administrative & Business Services > Security Services > Security and security service industry
September 2026
-3.48%
2025-2026
85.03
▼ 0.66 pts (vs. August 2026)
Top 13%
September 2026

KOSONE's KOBDi Score is 85.03 as of Sep 2026, down 2.11 points since Apr 2025; it rose in 3 and fell in 6 of the 12 monthly updates. Its position has stayed ahead of about 88% of companies in its industry.

A year earlier, in Aug 2025, its score was 86.99 and it was ahead of about 88% of companies in its industry.

Sep 202685.03ahead of 88%
Aug 202685.69ahead of 88%
Jul 202686.49ahead of 88%
Jun 202686.40ahead of 88%
May 202686.40ahead of 88%
Apr 202686.46ahead of 88%
Mar 202686.46ahead of 88%
Feb 202686.49ahead of 88%
Dec 202586.19ahead of 88%
Aug 202586.99ahead of 88%
Jul 202587.17ahead of 89%
May 202587.13ahead of 89%
Apr 202587.14ahead of 88%

Between 2025 and 2026, the headcount of KOSONE changed by -3.48%, against an average of -3.23% in its industry. It now has 100–299 employees.

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탠덤코리아주식회사
TANDEM KOREA Ltd		 100–299 Top 13%
범호개발주식회사
Beomho develoment Co. Ltd.		 300–499 Top 13%
여수광양항만관리 주식회사
Yeosu Gwangyang Port Management		 100–299 Top 13%
참씨큐리티
chamsecurity		 5–9 Top 12%
포센
POSEN		 100–299 Top 12%















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전라남도 광양시 폭포사랑길 (57807)
Where is KOSONE located?

KOSONE is registered at 전라남도 광양시 폭포사랑길, South Korea (postal code 57807).

What industry is KOSONE in?

KOSONE belongs to Administrative & Business Services › Security Services › Security and security service industry.

How many employees does KOSONE have?

KOSONE has 100–299 employees.

What is KOSONE's KOBDi Score?

85.03 as of September 2026, ahead of about 88% of companies in its industry.

Who are KOSONE's competitors?

Similar companies include TANDEM KOREA, Beomho develoment and Yeosu Gwangyang Port Management.

Which businesses are near KOSONE?

Businesses registered at the same postal code (57807) include gwanghee, DAEJIN and Donghoo. Most work in other general machinery and equipment repair business and other general purpose machinery manufacturing.

Businesses near KOSONE

Registered at postal code 57807 (폭포사랑길, 광양시). Most businesses here work in other general machinery and equipment repair business and other general purpose machinery manufacturing.

  • (주)광희
    gwanghee
    폭포사랑길 20-26 (same building)
  • (주)대진
    DAEJIN
    폭포사랑길 20-26 (same building)
  • (주)동후
    Donghoo
    폭포사랑길 20-26 (same building)
  • (주)서번텍 광양지점
    폭포사랑길 20-26 (same building)
  • (주)에프엠씨
    First Maintenance co.
    Other general machinery and equipment repair business · 폭포사랑길 20-26 (same building)
  • (주)원창
    wonchang
    폭포사랑길 20-26 (same building)
  • (주)티엠씨
    TMC
    Other general machinery and equipment repair business · 폭포사랑길 20-26 (same building)
  • (주)포스플레이트
    POSPlate Co.,Ltd.
    Saw and compatible tool manufacturing · 폭포사랑길 20-26 (same building)
  • 주식회사 메인테크
    maintech co.,ltd
    Other general purpose machinery manufacturing · 폭포사랑길 20-26 (same building)
  • 주식회사 신창
    SHINCHANG.CO.LTD
    Water cargo handling business · 폭포사랑길 20-26 (same building)

Other security and security service industry companies in 전라남도

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