동아공사 주식회사 · 주식회사 수도권환경 · 주식회사 아이케이（IK.Co.,Ltd.） · 주식회사 장형기업 [1098143760,1368113652,1368131567,1378124244]

Why it is here

Indicator “Bid rotation ring”: the same circle of 4 firms at 인천광역시교육청 인천광역시동부교육지원청 in 9 tenders, winners 4 (rotation); won 176,038,830 KRW.

A group of firms takes turns to win the tenders of a buyer (bid rotation). Indicators computed from public data sets: contracts, payments, registers, trade and sanctions lists. An indicator is a reason to check, not a decision of a public authority.

Details

Company / subject

동아공사 주식회사 · 주식회사 수도권환경 · 주식회사 아이케이（IK.Co.,Ltd.） · 주식회사 장형기업 [1098143760,1368113652,1368131567,1378124244]

Buyer

인천광역시교육청 인천광역시동부교육지원청

Indicator

Bid rotation ring

Amount

KRW 176,038,830

Found

5 October 2026

Code

KR-18196