오산환경(주) / osan

Also known as 오산환경
오산환경(주) (osan) is a Korea-based business registered at 충청남도 서산시 낫머리길 (Postal code: 32009). It operates as a head office of a for-profit corporation. 오산환경(주) (osan) falls under the Utilities & Environmental Services industry. It operates within the Sewage & Wastewater Treatment sector, specifically focusing on Sewage treatment industry business activities. It has 50–99 employees. According to KOBDi Industry Ranking system, 오산환경(주) (osan) scored 75.55 points (up 0.15 points since August 2026) and outperforms approximately 85% of companies in the same industry. Recent performance indicators include: Employee growth: -1.64%.
오산환경(주)는 충청남도 서산시에 있는 하수 처리업 기업입니다.
310-**-*943* 1614**-0006***

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충청남도 서산시 낫머리길 (32009)
Head office of a for-profit corporation
Utilities & Environmental Services > Sewage & Wastewater Treatment > Sewage treatment industry
September 2026
-1.64%
2025-2026
75.55
▲ 0.15 pts (vs. August 2026)
Top 16%
September 2026

osan's KOBDi Score is 75.55 as of Sep 2026, down 0.38 points since Apr 2025; it rose in 4 and fell in 4 of the 12 monthly updates. As of Sep 2026 it is ahead of about 85% of companies in its industry, against 85% in Aug 2026 and 84% in Apr 2025. Its strongest position was 85% (Sep 2026) and its weakest 83% (Dec 2025).

A year earlier, in Aug 2025, its score was 75.82 and it was ahead of about 84% of companies in its industry.

Sep 202675.55ahead of 85%
Aug 202675.40ahead of 85%
Jul 202675.75ahead of 85%
Jun 202675.97ahead of 85%
May 202675.97ahead of 85%
Apr 202675.97ahead of 85%
Mar 202675.97ahead of 84%
Feb 202675.65ahead of 84%
Dec 202575.49ahead of 83%
Aug 202575.82ahead of 84%
Jul 202575.72ahead of 84%
May 202575.72ahead of 84%
Apr 202575.94ahead of 84%

Between 2025 and 2026, the headcount of osan changed by -1.64%, and it now has 50–99 employees.

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원진산업(주)
ONEJIN		50–99#70
부산환경산업(주)
Busanhwangyeongsaneop.co.ltd		30–49#71
상산
sangsan		5–9#68
영오축산분뇨영농조합법인1–4#72
(주)신영환경
(ju)sing young		30–49#73














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충청남도 서산시 낫머리길 (32009)
Where is osan located?

osan is registered at 충청남도 서산시 낫머리길, South Korea (postal code 32009).

What industry is osan in?

osan belongs to Utilities & Environmental Services › Sewage & Wastewater Treatment › Sewage treatment industry.

How many employees does osan have?

osan has 50–99 employees.

What is osan's KOBDi Score?

75.55 as of September 2026, ahead of about 85% of companies in its industry.

Who are osan's competitors?

Similar companies include ONEJIN, Busanhwangyeongsaneop and sangsan.

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