효성고등학교

효성고등학교 is a Korea-based business registered at 경기 성남시 수정구 심곡로 (Postal code: 13103). It operates as a headquarter or branch of non-profit corporation. It was originally registered with the Seongnam Tax Office. 효성고등학교 falls under the Public Administration, Education & Health industry. It operates within the Primary & Secondary Education sector, specifically focusing on Regular high school business activities. It has 30–49 employees. According to KOBDi Industry Ranking system, 효성고등학교 scored 55.27 points (up 0.04 points since August 2026) and outperforms approximately 75% of companies in the same industry. Recent performance indicators include: Employee growth: -1.36% (industry average: +0.17%).
효성고등학교는 경기 성남시 수정구에 있는 기업입니다.
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경기 성남시 수정구 심곡로 (13103)
Headquarter or branch of non-profit corporation
Public Administration, Education & Health > Primary & Secondary Education > Regular high school
September 2026
-1.36%
2025-2026
55.27
▲ 0.04 pts (vs. August 2026)
Top 25%
September 2026

효성고등학교's KOBDi Score is 55.27 as of Sep 2026, up 0.57 points since Apr 2025; it rose in 6 and fell in 3 of the 11 monthly updates. As of Sep 2026 it is ahead of about 75% of companies in its industry, against 76% in Aug 2026 and 66% in Apr 2025. Its strongest position was 78% (Jun 2026) and its weakest 66% (Apr 2025).

A year earlier, in Aug 2025, its score was 55.31 and it was ahead of about 77% of companies in its industry.

Sep 202655.27ahead of 75%
Aug 202655.23ahead of 76%
Jul 202655.22ahead of 75%
Jun 202655.58ahead of 78%
May 202655.22ahead of 77%
Apr 202655.44ahead of 78%
Mar 202655.44ahead of 77%
Feb 202655.35ahead of 77%
Dec 202555.56ahead of 77%
Aug 202555.31ahead of 77%
Jul 202555.31ahead of 70%
Apr 202554.70ahead of 66%

Between 2025 and 2026, the headcount of 효성고등학교 changed by -1.36%, against an average of +0.17% in its industry. It now has 30–49 employees.

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우석고등학교 30–49 Top 25%
세마고등학교 30–49 Top 25%
서울삼육고등학교 20–29 Top 25%
성원고등학교 20–29 Top 25%
일신여자고등학교 30–49 Top 25%















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경기 성남시 수정구 심곡로 (13103)
Where is 효성고등학교 located?

효성고등학교 is registered at 경기 성남시 수정구 심곡로, South Korea (postal code 13103).

What industry is 효성고등학교 in?

효성고등학교 belongs to Public Administration, Education & Health › Primary & Secondary Education › Regular high school.

How many employees does 효성고등학교 have?

효성고등학교 has 30–49 employees.

What is 효성고등학교's KOBDi Score?

55.27 as of September 2026, ahead of about 75% of companies in its industry.

Who are 효성고등학교's competitors?

Similar companies include 우석고등학교, 세마고등학교 and 서울삼육고등학교.

Which businesses are near 효성고등학교?

Businesses registered at the same postal code (13103) include 인셀덤후애채인영, 효성고 매점 and 바바라. Most work in Korean general restaurant business, medical device wholesaler and plumbing and cooling/heating equipment wholesale business.

Businesses near 효성고등학교

Registered at postal code 13103 (심곡로, 성남시). Most businesses here work in Korean general restaurant business, medical device wholesaler and plumbing and cooling/heating equipment wholesale business.

Other regular high school companies in 경기

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