21C대성빌딩

21C대성빌딩 is a Korea-based business registered at 서울 중랑구 면목로37길 (Postal code: 02237). It operates as an individual business. It was originally registered with the Dongdaemun Tax Office. 21C대성빌딩 falls under the Administrative & Business Services industry. It operates within the Cleaning Services sector, specifically focusing on General building cleaning business activities. It has 5–9 employees. According to KOBDi Industry Ranking system, 21C대성빌딩 scored 27.47 points and outperforms approximately 59% of companies in the same industry.
21C대성빌딩은 서울 중랑구에 있는 기업입니다.
204-**-*395*

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서울 중랑구 면목로37길 (02237)
Individual business
Administrative & Business Services > Cleaning Services > General building cleaning business
December 2024
27.47
- (vs. August 2026)
Top 41%
September 2026

21C대성빌딩's KOBDi Score is 27.47 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 59% of companies in its industry, against 59% in Aug 2026 and 57% in Apr 2025. Its strongest position was 60% (Apr 2026) and its weakest 57% (Aug 2025).

A year earlier, in Aug 2025, its score was 27.31 and it was ahead of about 57% of companies in its industry.

Sep 202627.47ahead of 59%
Aug 202627.47ahead of 59%
Jul 202627.31ahead of 59%
Jun 202627.31ahead of 59%
May 202627.31ahead of 59%
Apr 202627.31ahead of 60%
Mar 202627.31ahead of 60%
Feb 202627.31ahead of 60%
Dec 202527.31ahead of 60%
Aug 202527.31ahead of 57%
Jul 202527.15ahead of 58%
May 202527.15ahead of 59%
Apr 202527.15ahead of 57%

21C대성빌딩 has 5–9 employees.

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오즈 5–9 Top 41%
주희환경 5–9 Top 41%
왕코청소박사 5–9 Top 41%
우리환경
WOO RI		 5–9 Top 41%
나라크린 5–9 Top 41%















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서울 중랑구 면목로37길 (02237)
Where is 21C대성빌딩 located?

21C대성빌딩 is registered at 서울 중랑구 면목로37길, South Korea (postal code 02237).

What industry is 21C대성빌딩 in?

21C대성빌딩 belongs to Administrative & Business Services › Cleaning Services › General building cleaning business.

How many employees does 21C대성빌딩 have?

21C대성빌딩 has 5–9 employees.

What is 21C대성빌딩's KOBDi Score?

27.47 as of September 2026, ahead of about 59% of companies in its industry.

Who are 21C대성빌딩's competitors?

Similar companies include 오즈, 주희환경 and 왕코청소박사.

Which businesses are near 21C대성빌딩?

Businesses registered at the same postal code (02237) include 대호상사, 면목과일 and 명동분식. Most work in Korean general restaurant business, shirt and blouse manufacturing and other sewing and garment manufacturing.

Businesses near 21C대성빌딩

Registered at postal code 02237 (면목로37길, 중랑구). Most businesses here work in Korean general restaurant business, shirt and blouse manufacturing and other sewing and garment manufacturing.

Other general building cleaning business companies in 중랑구

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