{ "module": "kr-suppliers", "itemId": "1058115544", "title": "daeyun (주식회사 대윤기술공영)", "summary": "Public procurement supplier (1058115544): 36 contracts, KRW 4,860,640,480.", "data": { "kind": "supplier", "business_registration_no": "1058115544", "corp_code": null, "name_en": "daeyun", "name_ko": "주식회사 대윤기술공영", "established_date": "1983-03-01", "address": "서울특별시 중랑구 동일로138길 9-0 (중화동) 3층", "homepage": null, "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 18, "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": 36, "joint_contract_count": 1, "total_amount_krw": 4860640480, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 17, "amount_krw": 4726682480 }, "services": { "contract_count": 19, "amount_krw": 133958000 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 31, "amount_total_krw": 420729800, "amount_this_krw": 420729800, "share_amount_krw": 420729800 }, "unit_price": { "contract_count": 1, "amount_total_krw": 136417100, "amount_this_krw": 136417100, "share_amount_krw": 136417100 }, "multi_year": { "contract_count": 4, "amount_total_krw": 7581125100, "amount_this_krw": 4440732900, "share_amount_krw": 4439910680 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "6112262", "buyer_ko": "서울특별시 도시기반시설본부", "contract_count": 1, "amount_krw": 4199350000 }, { "buyer_code": "7091300", "buyer_ko": "서울특별시교육청 서울특별시강남서초교육지원청", "contract_count": 2, "amount_krw": 239704900 }, { "buyer_code": "B553766", "buyer_ko": "서울교통공사", "contract_count": 1, "amount_krw": 108098300 }, { "buyer_code": "3090000", "buyer_ko": "서울특별시 도봉구", "contract_count": 2, "amount_krw": 36937600 }, { "buyer_code": "7008069", "buyer_ko": "서울과학기술대학교", "contract_count": 1, "amount_krw": 21882000 } ], "recent_contracts": [ { "contract_no": "R26TA02283251", "title_ko": "올림픽수영장 경영풀 공조 덕트 및 연습풀 배기휀 보수공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-10-07", "changed_date": null, "amount_total_krw": 8737700, "amount_this_krw": 8737700, "amount_krw": 8737700, "buyer_ko": "한국체육산업개발주식회사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02283251&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02275540", "title_ko": "구민회관 공연연습장 환기 개선 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-09-30", "changed_date": null, "amount_total_krw": 15704300, "amount_this_krw": 15704300, "amount_krw": 15704300, "buyer_ko": "서울특별시 도봉구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02275540&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02257776", "title_ko": "[공사] 유효성평가동 공조기 응축수 트랩 교체 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-09-28", "changed_date": null, "amount_total_krw": 10465400, "amount_this_krw": 10465400, "amount_krw": 10465400, "buyer_ko": "질병관리청 국립보건연구원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02257776&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02235202", "title_ko": "국립한국교통대학교 글로컬지원센터 증축 기계공사", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-09-17", "changed_date": null, "amount_total_krw": 1690880000, "amount_this_krw": 1678000, "amount_krw": 1678000, "buyer_ko": "국립한국교통대학교", "method_ko": "일반경쟁", "role": "주계약업체", "joint": true, "share_pct": 51, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02235202&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02188867", "title_ko": "보건소 청사 누수 보수 공사 계약", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-31", "changed_date": null, "amount_total_krw": 11519000, "amount_this_krw": 11519000, "amount_krw": 11519000, "buyer_ko": "서울특별시 동작구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02188867&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02143424", "title_ko": "반입장 환풍기 설치 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-13", "changed_date": "2026-08-27", "amount_total_krw": 18843000, "amount_this_krw": 18843000, "amount_krw": 18843000, "buyer_ko": "서울특별시 은평구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02143424&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02118989", "title_ko": "(2026년 안전환경기반조성사업) 실험실 시설개선 기계설비공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-08-04", "changed_date": "2026-09-14", "amount_total_krw": 21882000, "amount_this_krw": 21882000, "amount_krw": 21882000, "buyer_ko": "서울과학기술대학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02118989&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02042032", "title_ko": "도봉구 자원순환센터 출입 계단 및 방음벽 보수 공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-07-13", "changed_date": null, "amount_total_krw": 21233300, "amount_this_krw": 21233300, "amount_krw": 21233300, "buyer_ko": "서울특별시 도봉구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02042032&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01993506", "title_ko": "5호선 을지로4가역 변전소 개량 기계공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-06-23", "changed_date": null, "amount_total_krw": 108098300, "amount_this_krw": 108098300, "amount_krw": 108098300, "buyer_ko": "서울교통공사", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01993506&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01919082", "title_ko": "서울대학교 건축시설물 유지보수공사(2026년 연간단가)", "category": "construction", "contract_type": "unit_price", "signed_date": "2026-06-04", "changed_date": null, "amount_total_krw": 136417100, "amount_this_krw": 136417100, "amount_krw": 136417100, "buyer_ko": "서울대학교", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01919082&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01757631", "title_ko": "2026년 기계설비 유지관리자 선임 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-15", "changed_date": null, "amount_total_krw": 8855000, "amount_this_krw": 8855000, "amount_krw": 8855000, "buyer_ko": "서울특별시교육청해성여자고등학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01757631&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01683450", "title_ko": "본관동 엘리베이터 외부 코팅공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-04-01", "changed_date": null, "amount_total_krw": 20697900, "amount_this_krw": 20697900, "amount_krw": 20697900, "buyer_ko": "서울특별시 물재생센터 중랑물재생센터", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01683450&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01693205", "title_ko": "2026학년도 기계설비유지관리 점검 용역계약", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-31", "changed_date": null, "amount_total_krw": 2200000, "amount_this_krw": 2200000, "amount_krw": 2200000, "buyer_ko": "서울특별시동부교육청 장평중학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01693205&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01668278", "title_ko": "2026년 중계양지대림1단지 외 1개 단지 기계설비 성능점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-26", "changed_date": null, "amount_total_krw": 10868000, "amount_this_krw": 10868000, "amount_krw": 10868000, "buyer_ko": "서울주택도시개발공사", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01668278&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01652250", "title_ko": "서울답십리초등학교 기계설비 성능점검 및 유지관리점검 용역 체결", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-25", "changed_date": null, "amount_total_krw": 5610000, "amount_this_krw": 5610000, "amount_krw": 5610000, "buyer_ko": "서울특별시동부교육청 서울답십리초등학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01652250&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01557830", "title_ko": "2026학년도 기계설비 유지관리 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-01", "changed_date": null, "amount_total_krw": 2200000, "amount_this_krw": 2200000, "amount_krw": 2200000, "buyer_ko": "서울특별시동부교육청 전농중학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01557830&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01544800", "title_ko": "2026학년도 기계설비유지관리 점검 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-02-26", "changed_date": null, "amount_total_krw": 2200000, "amount_this_krw": 2200000, "amount_krw": 2200000, "buyer_ko": "서울특별시동부교육청 장안중학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01544800&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01532540", "title_ko": "2026학년도 서울공연초등학교 기계설비유지관리 용역 계약", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-02-26", "changed_date": null, "amount_total_krw": 8800000, "amount_this_krw": 8800000, "amount_krw": 8800000, "buyer_ko": "서울특별시북부교육청 서울공연초등학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01532540&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01465166", "title_ko": "서울홍파초등학교 2026학년도 기계설비 선임 및 성능점검 용역 계약", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-02-26", "changed_date": null, "amount_total_krw": 12430000, "amount_this_krw": 12430000, "amount_krw": 12430000, "buyer_ko": "서울특별시동부교육청 서울홍파초등학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01465166&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01522119", "title_ko": "2026학년도 기계설비 유지관리 점검 용역 계약", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-02-25", "changed_date": null, "amount_total_krw": 2200000, "amount_this_krw": 2200000, "amount_krw": 2200000, "buyer_ko": "서울특별시동부교육청 서울상봉초등학교", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01522119&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&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." }