(주)이오니아 / IONIA CO LTD.

Also known as 이오니아 · IONIA
(주)이오니아 (IONIA CO LTD.) is a Korea-based business registered at 인천광역시 서구 거북로 17, (Postal code: 21695). It operates as a head office of a for-profit corporation. It was originally registered with the Seo-Incheon Tax Office and incorporated at the Incheon District Court, Registry Bureau. (주)이오니아 (IONIA CO LTD.) falls under the Manufacturing industry. It operates within the Semiconductor Devices sector, specifically focusing on Other semiconductor device manufacturing business activities. It has 5–9 employees. According to KOBDi Industry Ranking system, (주)이오니아 (IONIA CO LTD.) scored 49.86 points (up 0.05 points since August 2026) and outperforms approximately 44% of companies in the same industry. Recent performance indicators include: Employee growth: -2.01% (industry average: -2.73%).
(주)이오니아는 인천광역시 서구에 있는 기타 반도체 소자 제조업 기업입니다.
137-**-*523* 1201**-0451***

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인천광역시 서구 거북로 17, (21695)
Head office of a for-profit corporation
Manufacturing > Semiconductor Devices > Other semiconductor device manufacturing
September 2026
-2.01%
2025-2026
49.86
▲ 0.05 pts (vs. August 2026)
Top 56%
September 2026

IONIA CO LTD.'s KOBDi Score is 49.86 as of Sep 2026, up 0.22 points since Apr 2025; it rose in 4 and fell in 1 of the 12 monthly updates. As of Sep 2026 it is ahead of about 44% of companies in its industry, against 44% in Aug 2026 and 36% in Apr 2025. Its strongest position was 44% (Sep 2026) and its weakest 36% (May 2025).

A year earlier, in Aug 2025, its score was 49.64 and it was ahead of about 39% of companies in its industry.

Sep 202649.86ahead of 44%
Aug 202649.81ahead of 44%
Jul 202649.81ahead of 44%
Jun 202649.81ahead of 43%
May 202649.81ahead of 43%
Apr 202648.12ahead of 40%
Mar 202648.12ahead of 39%
Feb 202647.88ahead of 38%
Dec 202549.64ahead of 40%
Aug 202549.64ahead of 39%
Jul 202549.64ahead of 37%
May 202549.64ahead of 36%
Apr 202549.64ahead of 36%

Between 2025 and 2026, the headcount of IONIA CO LTD. changed by -2.01%, against an average of -2.73% in its industry. It now has 5–9 employees.

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세미콘스(주) 5–9 Top 56%
(주)케이에이취전자
KH ELESTRONICS CO.,L		 5–9 Top 56%
(주)크리스탈세미콘닥터
Crystal Semiconductor		 5–9 Top 56%
일우테크 5–9 Top 57%
성심보호작업장 20–29 Top 57%















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인천광역시 서구 거북로 17, (21695)
Where is IONIA CO LTD. located?

IONIA CO LTD. is registered at 인천광역시 서구 거북로 17,, South Korea (postal code 21695).

What industry is IONIA CO LTD. in?

IONIA CO LTD. belongs to Manufacturing › Semiconductor Devices › Other semiconductor device manufacturing.

How many employees does IONIA CO LTD. have?

IONIA CO LTD. has 5–9 employees.

What is IONIA CO LTD.'s KOBDi Score?

49.86 as of September 2026, ahead of about 44% of companies in its industry.

Who are IONIA CO LTD.'s competitors?

Similar companies include 세미콘스, KH ELESTRONICS CO.,L and Crystal Semiconductor.

Other other semiconductor device manufacturing companies in 서구

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