건축사사무소세인앤유 / sein and u

건축사사무소세인앤유 (sein and u) is a Korea-based business registered at 경기도 화성시 팔탄면 서해로 (Postal code: 18524). It operates as an individual business. 건축사사무소세인앤유 (sein and u) falls under the Professional, Scientific & Technical Services industry. It operates within the Architectural & Engineering Services sector, specifically focusing on Architectural design and related services business activities. It has 1–4 employees. According to KOBDi Industry Ranking system, 건축사사무소세인앤유 (sein and u) scored 12.26 points (up 0.16 points since August 2026) and outperforms approximately 23% of companies in the same industry.
건축사사무소세인앤유는 경기도 화성시 팔탄면에 있는 기업입니다.
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경기도 화성시 팔탄면 서해로 (18524)
Individual business
Professional, Scientific & Technical Services > Architectural & Engineering Services > Architectural design and related services
December 2024
12.26
▲ 0.16 pts (vs. August 2026)
Top 77%
September 2026

sein and u's KOBDi Score is 12.26 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 23% of companies in its industry, against 22% in Aug 2026 and 22% in Apr 2025. Its strongest position was 24% (Dec 2025) and its weakest 21% (Aug 2025).

A year earlier, in Aug 2025, its score was 12.10 and it was ahead of about 21% of companies in its industry.

Sep 202612.26ahead of 23%
Aug 202612.10ahead of 22%
Jul 202612.10ahead of 23%
Jun 202612.10ahead of 22%
May 202612.10ahead of 22%
Apr 202612.10ahead of 23%
Mar 202612.10ahead of 23%
Feb 202612.10ahead of 23%
Dec 202512.10ahead of 24%
Aug 202512.10ahead of 21%
Jul 202511.94ahead of 21%
May 202511.94ahead of 22%
Apr 202511.94ahead of 22%

sein and u has 1–4 employees.

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초록건축사사무소
choroc		 1–4 Top 78%
신공간건축사사무소
neospace architect design		 1–4 Top 77%
건축사사무소GMA
Architectural Firm GMA		 1–4 Top 77%
하운건축사사무소
HAUN ARCHITECTURE OFFICE		 1–4 Top 77%
진건축사사무소 1–4 Top 78%















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경기도 화성시 팔탄면 서해로 (18524)
Where is sein and u located?

sein and u is registered at 경기도 화성시 팔탄면 서해로, South Korea (postal code 18524).

What industry is sein and u in?

sein and u belongs to Professional, Scientific & Technical Services › Architectural & Engineering Services › Architectural design and related services.

How many employees does sein and u have?

sein and u has 1–4 employees.

What is sein and u's KOBDi Score?

12.26 as of September 2026, ahead of about 23% of companies in its industry.

Who are sein and u's competitors?

Similar companies include choroc, neospace architect design and Architectural Firm GMA.

Which businesses are near sein and u?

Businesses registered at the same postal code (18524) include 다움부동산중개법인, DAWOOM FIND FACTORY and 늘품. Most work in mold and mold manufacturing, general scale manufacturing and other general purpose machinery manufacturing.

Businesses near sein and u

Registered at postal code 18524 (서해로, 화성시). Most businesses here work in mold and mold manufacturing, general scale manufacturing and other general purpose machinery manufacturing.

Other architectural design and related services companies in 화성시

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