{ "module": "kr-suppliers", "itemId": "1018100452", "title": "SAMWHAN CORPORATION (삼환기업(주))", "summary": "Public procurement supplier (1018100452): 7 contracts, KRW 178,812,958,414.", "data": { "kind": "supplier", "business_registration_no": "1018100452", "corp_code": null, "name_en": "SAMWHAN CORPORATION", "name_ko": "삼환기업(주)", "established_date": "1964-02-01", "address": "서울특별시 서대문구 신촌역로 30-0 (신촌동), 2층", "homepage": "https://www.samwhan.co.kr/", "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 675, "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": 7, "joint_contract_count": 7, "total_amount_krw": 178812958414, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 7, "amount_krw": 178812958414 }, "services": { "contract_count": 0, "amount_krw": 0 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 1, "amount_total_krw": 309771542850, "amount_this_krw": 309771542850, "share_amount_krw": 151788055997 }, "unit_price": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 }, "multi_year": { "contract_count": 6, "amount_total_krw": 790739671800, "amount_this_krw": 137294681380, "share_amount_krw": 27024902417 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "Z003688", "buyer_ko": "서울주택도시개발공사", "contract_count": 1, "amount_krw": 151788055997 }, { "buyer_code": "6112262", "buyer_ko": "서울특별시 도시기반시설본부", "contract_count": 2, "amount_krw": 11170080000 }, { "buyer_code": "1613345", "buyer_ko": "국토교통부 부산지방항공청", "contract_count": 1, "amount_krw": 7646109057 }, { "buyer_code": "3910161", "buyer_ko": "경기도 평택시 상하수도사업소", "contract_count": 2, "amount_krw": 5142204060 }, { "buyer_code": "D153509", "buyer_ko": "한국농어촌공사 충남서부관리단", "contract_count": 1, "amount_krw": 3066509300 } ], "recent_contracts": [ { "contract_no": "R26TA01913071", "title_ko": "고덕공공하수처리시설 총인처리시설 설치사업(6차분)", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-05-29", "changed_date": "2026-10-26", "amount_total_krw": 22586547000, "amount_this_krw": 2376294000, "amount_krw": 2376294000, "buyer_ko": "경기도 평택시 상하수도사업소", "method_ko": "일반경쟁", "role": "도급업체", "joint": true, "share_pct": 49, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01913071&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01587098", "title_ko": "고덕공공하수처리시설 총인처리시설 설치사업(5차분)", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-03-09", "changed_date": "2026-10-26", "amount_total_krw": 22586547000, "amount_this_krw": 8118000000, "amount_krw": 8118000000, "buyer_ko": "경기도 평택시 상하수도사업소", "method_ko": "일반경쟁", "role": "도급업체", "joint": true, "share_pct": 49, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01587098&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01553111", "title_ko": "홍보지구대단위농업개발사업 천북공구 토목공사", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-03-05", "changed_date": null, "amount_total_krw": 36148204000, "amount_this_krw": 3607658000, "amount_krw": 3607658000, "buyer_ko": "한국농어촌공사 충남서부관리단", "method_ko": "제한경쟁", "role": "주계약업체", "joint": true, "share_pct": 85, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01553111&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01410725", "title_ko": "잠실대교 남단IC 연결체계 개선공사", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-02-02", "changed_date": "2026-10-01", "amount_total_krw": 38415300000, "amount_this_krw": 8069000000, "amount_krw": 8069000000, "buyer_ko": "서울특별시 도시기반시설본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": true, "share_pct": 80, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01410725&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01304597", "title_ko": "울릉공항 건설공사(8차)", "category": "construction", "contract_type": "multi_year", "signed_date": "2026-01-08", "changed_date": "2026-06-24", "amount_total_krw": 632587773800, "amount_this_krw": 109230129380, "amount_krw": 109230129380, "buyer_ko": "국토교통부 부산지방항공청", "method_ko": "제한경쟁", "role": "도급업체", "joint": true, "share_pct": 7, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01304597&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01286811", "title_ko": "신내4 공공주택지구 조성 및 건설공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2025-12-29", "changed_date": "2026-09-14", "amount_total_krw": 309771542850, "amount_this_krw": 309771542850, "amount_krw": 309771542850, "buyer_ko": "서울주택도시개발공사", "method_ko": "제한경쟁", "role": "도급업체", "joint": true, "share_pct": 49, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01286811&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA00692255", "title_ko": "잠실대교 남단IC 연결체계 개선공사", "category": "construction", "contract_type": "multi_year", "signed_date": "2025-12-09", "changed_date": "2026-01-29", "amount_total_krw": 38415300000, "amount_this_krw": 5893600000, "amount_krw": 5893600000, "buyer_ko": "서울특별시 도시기반시설본부", "method_ko": "제한경쟁", "role": "주계약업체", "joint": true, "share_pct": 80, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA00692255&ctrtChgOrd=03&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." }