(주)디오아이 / D.O.I

Also known as 디오아이
(주)디오아이 (D.O.I) is a Korea-based business registered at 서울 금천구 가산디지털1로 (Postal code: 08590). It operates as a head office of a for-profit corporation. It was originally registered with the Geumcheon Tax Office and incorporated at the Seoul Central District Court, Registry Bureau. (주)디오아이 (D.O.I) falls under the Wholesale & Retail Trade industry. It operates within the Wholesale – Industrial Machinery & Equipment sector, specifically focusing on Wholesale business of communication and broadcasting equipment and parts business activities. It has 5–9 employees. According to KOBDi Industry Ranking system, (주)디오아이 (D.O.I) scored 51.70 points (up 0.02 points since August 2026) and outperforms approximately 83% of companies in the same industry. Recent performance indicators include: Employee growth: 0.00% (industry average: -4.21%).
(주)디오아이는 서울 금천구에 있는 통신ㆍ방송장비 및 부품 도매업 기업입니다.
119-**-*336* 1101**-4993***

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서울 금천구 가산디지털1로 (08590)
Head office of a for-profit corporation
Wholesale & Retail Trade > Wholesale – Industrial Machinery & Equipment > Wholesale business of communication and broadcasting equipment and parts
September 2026
0.00%
2025-2026
51.70
▲ 0.02 pts (vs. August 2026)
Top 18%
September 2026

D.O.I's KOBDi Score is 51.70 as of Sep 2026, up 0.32 points since Apr 2025; it rose in 4 of the 12 monthly updates and never fell. As of Sep 2026 it is ahead of about 83% of companies in its industry, against 82% in Aug 2026 and 80% in Apr 2025. Its strongest position was 83% (Sep 2026) and its weakest 80% (Apr 2025).

A year earlier, in Aug 2025, its score was 51.43 and it was ahead of about 81% of companies in its industry.

Sep 202651.70ahead of 83%
Aug 202651.67ahead of 82%
Jul 202651.67ahead of 83%
Jun 202651.67ahead of 83%
May 202651.67ahead of 83%
Apr 202651.67ahead of 83%
Mar 202651.67ahead of 83%
Feb 202651.59ahead of 83%
Dec 202551.59ahead of 82%
Aug 202551.43ahead of 81%
Jul 202551.37ahead of 82%
May 202551.37ahead of 82%
Apr 202551.37ahead of 80%

Between 2025 and 2026, the headcount of D.O.I changed by 0.00%, against an average of -4.21% in its industry. It now has 5–9 employees.

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메이져통신
KT Personal Co., Ltd.		 10–19 Top 18%
(주)드림정보
dream infomation		 5–9 Top 18%
(주)투비 10–19 Top 18%
리모빌글로벌 10–19 Top 18%
엔탑정보통신(주)
NTOP INFORMATION CO.		 5–9 Top 18%















Financial statements on file for D.O.I: 2015.

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서울 금천구 가산디지털1로 (08590)
Where is D.O.I located?

D.O.I is registered at 서울 금천구 가산디지털1로, South Korea (postal code 08590).

What industry is D.O.I in?

D.O.I belongs to Wholesale & Retail Trade › Wholesale – Industrial Machinery & Equipment › Wholesale business of communication and broadcasting equipment and parts.

How many employees does D.O.I have?

D.O.I has 5–9 employees.

What is D.O.I's KOBDi Score?

51.70 as of September 2026, ahead of about 83% of companies in its industry.

Who are D.O.I's competitors?

Similar companies include KT Personal, dream infomation and 투비.

Which businesses are near D.O.I?

Businesses registered at the same postal code (08590) include 가림환경연구소, 러스테스트퍼시픽 and MEDAS. Most work in application software development and supply, e-commerce retail and management consulting business.

Businesses near D.O.I

Registered at postal code 08590 (가산디지털1로, 금천구). Most businesses here work in application software development and supply, e-commerce retail and management consulting business.

Other wholesale business of communication and broadcasting equipment and parts companies in 금천구

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