{ "module": "kr-suppliers", "itemId": "3058161385", "title": "CK (씨케이건설 주식회사)", "summary": "Public procurement supplier (3058161385): 18 contracts, KRW 2,252,711,020.", "data": { "kind": "supplier", "business_registration_no": "3058161385", "corp_code": null, "name_en": "CK", "name_ko": "씨케이건설 주식회사", "established_date": "2003-03-10", "address": "대전광역시 동구 용운로 89 (용운동)", "homepage": null, "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 19, "employees_note": "Self-reported employee count at Korea ON-Line E-Procurement System (KONEPS) registration; may differ from National Pension Service (L1) subscriber counts.", "amount_note": "The 12-month window is by original contract signing date: it covers contracts first signed in the period, and excludes amendments registered in the period to contracts signed earlier. Amounts are in KRW from Korea's Public Procurement Service (KONEPS). The 12-month total counts sole contracts in full and joint contracts by the supplier's share; joint contracts without a published share are counted but not summed. Multi-year contracts count only the current-period amount. Unit-price (framework) contracts are reported separately because their values are ceilings, not spend.", "procurement": { "period": { "from": "2025-11-01", "to": "2026-10-31", "basis": "original_signed_date" }, "contract_count": 18, "joint_contract_count": 0, "total_amount_krw": 2252711020, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 17, "amount_krw": 2240757020 }, "services": { "contract_count": 1, "amount_krw": 11954000 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 14, "amount_total_krw": 1773477020, "amount_this_krw": 1773477020, "share_amount_krw": 1773477020 }, "unit_price": { "contract_count": 3, "amount_total_krw": 42226130, "amount_this_krw": 42226130, "share_amount_krw": 42226130 }, "multi_year": { "contract_count": 1, "amount_total_krw": 479234000, "amount_this_krw": 479234000, "share_amount_krw": 479234000 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "7451000", "buyer_ko": "대전광역시교육청 대전광역시서부교육지원청", "contract_count": 3, "amount_krw": 1117748000 }, { "buyer_code": "7441000", "buyer_ko": "대전광역시교육청 대전광역시동부교육지원청", "contract_count": 2, "amount_krw": 698595000 }, { "buyer_code": "7441041", "buyer_ko": "대전광역시교육청 대전광역시동부교육지원청 청란여자중학교", "contract_count": 1, "amount_krw": 244739000 }, { "buyer_code": "B350021", "buyer_ko": "한국과학기술원", "contract_count": 1, "amount_krw": 69400570 }, { "buyer_code": "6300112", "buyer_ko": "대전광역시 상수도사업본부 월평정수사업소", "contract_count": 2, "amount_krw": 41273800 } ], "recent_contracts": [ { "contract_no": "R26TA02115982", "title_ko": "고성능집적시스템연구센터(N26) 210호 환경개선공사(건축)", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-03", "changed_date": null, "amount_total_krw": 69400570, "amount_this_krw": 69400570, "amount_krw": 69400570, "buyer_ko": "한국과학기술원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02115982&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02021946", "title_ko": "대전대청중 외벽 석면철거공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-07-07", "changed_date": "2026-08-21", "amount_total_krw": 219361000, "amount_this_krw": 219361000, "amount_krw": 219361000, "buyer_ko": "대전광역시교육청 대전광역시동부교육지원청", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02021946&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02022503", "title_ko": "송촌동 공영주차장 옥상 방수공사", "category": "construction", "contract_type": "unit_price", "signed_date": "2026-07-01", "changed_date": "2026-08-21", "amount_total_krw": 19800130, "amount_this_krw": 19800130, "amount_krw": 19800130, "buyer_ko": "대전광역시 대덕구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02022503&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01981247", "title_ko": "산성119안전센터 노후 청사 외벽 창호 코킹 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-06-19", "changed_date": null, "amount_total_krw": 3170000, "amount_this_krw": 3170000, "amount_krw": 3170000, "buyer_ko": "대전광역시 서부소방서", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01981247&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01850485", "title_ko": "대전문정중 옥상방수 및 기타공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-05-14", "changed_date": "2026-07-01", "amount_total_krw": 101027000, "amount_this_krw": 101027000, "amount_krw": 101027000, "buyer_ko": "대전광역시교육청 대전광역시서부교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01850485&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01785015", "title_ko": "도장동경로당 환경개선공사", "category": "construction", "contract_type": "unit_price", "signed_date": "2026-04-22", "changed_date": null, "amount_total_krw": 8246000, "amount_this_krw": 8246000, "amount_krw": 8246000, "buyer_ko": "대전광역시 대덕구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01785015&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01681630", "title_ko": "태양마을경로당 외 2개소 환경개선공사", "category": "construction", "contract_type": "unit_price", "signed_date": "2026-03-31", "changed_date": null, "amount_total_krw": 14180000, "amount_this_krw": 14180000, "amount_krw": 14180000, "buyer_ko": "대전광역시 대덕구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01681630&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01680321", "title_ko": "2026년 정수시설물 보수공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-03-27", "changed_date": null, "amount_total_krw": 21320000, "amount_this_krw": 21320000, "amount_krw": 21320000, "buyer_ko": "대전광역시 상수도사업본부 월평정수사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01680321&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01641832", "title_ko": "남선공원종합체육관 방화문 교체공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-03-20", "changed_date": null, "amount_total_krw": 20869000, "amount_this_krw": 20869000, "amount_krw": 20869000, "buyer_ko": "대전광역시 서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01641832&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01582811", "title_ko": "2026년 가수원근린공원 누각 수리수선용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-09", "changed_date": null, "amount_total_krw": 11954000, "amount_this_krw": 11954000, "amount_krw": 11954000, "buyer_ko": "대전광역시 서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01582811&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01270553", "title_ko": "(계속비)대전대양초 교사동 석면철거공사", "category": "construction", "contract_type": "multi_year", "signed_date": "2025-12-31", "changed_date": "2026-08-24", "amount_total_krw": 479234000, "amount_this_krw": 479234000, "amount_krw": 479234000, "buyer_ko": "대전광역시교육청 대전광역시동부교육지원청", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01270553&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01197768", "title_ko": "청란여자중학교 석면천장 철거공사업체 변경(준공대금)계약 체결", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-12-11", "changed_date": "2026-02-12", "amount_total_krw": 244739000, "amount_this_krw": 244739000, "amount_krw": 244739000, "buyer_ko": "대전광역시교육청 대전광역시동부교육지원청 청란여자중학교", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01197768&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01172779", "title_ko": "대전정림초 석면천장 철거공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-12-09", "changed_date": "2026-01-21", "amount_total_krw": 586830000, "amount_this_krw": 586830000, "amount_krw": 586830000, "buyer_ko": "대전광역시교육청 대전광역시서부교육지원청", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01172779&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01152999", "title_ko": "대전변동초 석면철거공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-12-05", "changed_date": "2026-01-29", "amount_total_krw": 429891000, "amount_this_krw": 429891000, "amount_krw": 429891000, "buyer_ko": "대전광역시교육청 대전광역시서부교육지원청", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01152999&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01143514", "title_ko": "도안동 971번지 우수유출저감시설 수문 수리수선 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-11-28", "changed_date": null, "amount_total_krw": 6630000, "amount_this_krw": 6630000, "amount_krw": 6630000, "buyer_ko": "대전광역시 서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01143514&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01058701", "title_ko": "2025년 안전감찰 지적사항 수선공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-11-10", "changed_date": null, "amount_total_krw": 19953800, "amount_this_krw": 19953800, "amount_krw": 19953800, "buyer_ko": "대전광역시 상수도사업본부 월평정수사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01058701&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01063146", "title_ko": "동부소방서 4층 사무실 바닥 보수 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-11-07", "changed_date": null, "amount_total_krw": 17000000, "amount_this_krw": 17000000, "amount_krw": 17000000, "buyer_ko": "대전광역시 동부소방서", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01063146&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01027899", "title_ko": "대전서부소방서 옥상 방수공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-11-01", "changed_date": "2025-12-03", "amount_total_krw": 21331650, "amount_this_krw": 21331650, "amount_krw": 21331650, "buyer_ko": "대전광역시 서부소방서", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01027899&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" } ], "amount_note": "The 12-month window is by original contract signing date: it covers contracts first signed in the period, and excludes amendments registered in the period to contracts signed earlier. Amounts are in KRW from Korea's Public Procurement Service (KONEPS). The 12-month total counts sole contracts in full and joint contracts by the supplier's share; joint contracts without a published share are counted but not summed. Multi-year contracts count only the current-period amount. Unit-price (framework) contracts are reported separately because their values are ceilings, not spend.", "source_url": "https://www.g2b.go.kr", "verified_at": "2026-11-02T04:36:11.608Z" }, "source_url": "https://www.g2b.go.kr", "verified_at": "2026-11-02T04:36:11.608Z" }, "source_url": "https://www.g2b.go.kr", "verified_at": "2026-11-02T04:36:11.608Z", "updated_at": "2026-11-02T04:36:11.608Z", "notice": "Data from Korea's Public Procurement Service (KONEPS contract and supplier records) via data.go.kr. Corporate suppliers only; sole proprietors are excluded. Not investment advice.", "amount_note": "The 12-month window is by original contract signing date: it covers contracts first signed in the period, and excludes amendments registered in the period to contracts signed earlier. Amounts are in KRW from Korea's Public Procurement Service (KONEPS). The 12-month total counts sole contracts in full and joint contracts by the supplier's share; joint contracts without a published share are counted but not summed. Multi-year contracts count only the current-period amount. Unit-price (framework) contracts are reported separately because their values are ceilings, not spend." }