{
  "module": "kr-suppliers",
  "itemId": "2218120510",
  "title": "DONG SEO (주식회사 동서)",
  "summary": "Public procurement supplier (2218120510): 17 contracts, KRW 39,763,555,382.",
  "data": {
    "kind": "supplier",
    "business_registration_no": "2218120510",
    "corp_code": null,
    "name_en": "DONG SEO",
    "name_ko": "주식회사 동서",
    "established_date": "2002-01-19",
    "address": "강원특별자치도 춘천시 후석로 44(석사동)",
    "homepage": "https://www.dsconst.co.kr/",
    "manufacturer_type": {
      "code": "supplier",
      "raw_ko": "공급"
    },
    "employees_reported": 64,
    "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": 17,
      "joint_contract_count": 5,
      "total_amount_krw": 39763555382,
      "by_category": {
        "goods": {
          "contract_count": 0,
          "amount_krw": 0
        },
        "construction": {
          "contract_count": 17,
          "amount_krw": 39763555382
        },
        "services": {
          "contract_count": 0,
          "amount_krw": 0
        },
        "foreign": {
          "contract_count": 0,
          "amount_krw": 0
        }
      },
      "by_contract_type": {
        "lump_sum": {
          "contract_count": 7,
          "amount_total_krw": 11299646360,
          "amount_this_krw": 11299646360,
          "share_amount_krw": 11299646360
        },
        "unit_price": {
          "contract_count": 0,
          "amount_total_krw": 0,
          "amount_this_krw": 0,
          "share_amount_krw": 0
        },
        "multi_year": {
          "contract_count": 10,
          "amount_total_krw": 187092930840,
          "amount_this_krw": 55998952610,
          "share_amount_krw": 28463909022
        },
        "unknown": {
          "contract_count": 0,
          "amount_total_krw": 0,
          "amount_this_krw": 0,
          "share_amount_krw": 0
        }
      },
      "top_buyers": [
        {
          "buyer_code": "4311000",
          "buyer_ko": "강원특별자치도 화천군",
          "contract_count": 3,
          "amount_krw": 10856584070
        },
        {
          "buyer_code": "7812000",
          "buyer_ko": "강원특별자치도교육청 강원특별자치도춘천교육지원청",
          "contract_count": 1,
          "amount_krw": 8396739000
        },
        {
          "buyer_code": "4181000",
          "buyer_ko": "강원특별자치도 춘천시",
          "contract_count": 2,
          "amount_krw": 5706924500
        },
        {
          "buyer_code": "4060000",
          "buyer_ko": "경기도 파주시",
          "contract_count": 1,
          "amount_krw": 3257071140
        },
        {
          "buyer_code": "6530000",
          "buyer_ko": "강원특별자치도",
          "contract_count": 1,
          "amount_krw": 3001680000
        }
      ],
      "recent_contracts": [
        {
          "contract_no": "R26TA01443132",
          "title_ko": "양양·강릉 지경~향호~소돌지구 연안정비사업(3차)",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-10-22",
          "changed_date": "2026-10-28",
          "amount_total_krw": 31269150000,
          "amount_this_krw": 4713375910,
          "amount_krw": 4713375910,
          "buyer_ko": "해양수산부 동해지방해양수산청",
          "method_ko": "제한경쟁",
          "role": "도급업체",
          "joint": true,
          "share_pct": 20,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01443132&ctrtChgOrd=03&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02203595",
          "title_ko": "고구마섬 야구장 시설개선사업",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2026-09-15",
          "changed_date": null,
          "amount_total_krw": 109024500,
          "amount_this_krw": 109024500,
          "amount_krw": 109024500,
          "buyer_ko": "강원특별자치도 춘천시",
          "method_ko": "수의계약",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02203595&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02132008",
          "title_ko": "(가칭)신동유치원 신축공사",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-08-13",
          "changed_date": null,
          "amount_total_krw": 8396739000,
          "amount_this_krw": 8396739000,
          "amount_krw": 8396739000,
          "buyer_ko": "강원특별자치도교육청 강원특별자치도춘천교육지원청",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02132008&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02087262",
          "title_ko": "춘천시 소각시설 폐열보일러 수관 교체 공사",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2026-07-23",
          "changed_date": null,
          "amount_total_krw": 5597900000,
          "amount_this_krw": 5597900000,
          "amount_krw": 5597900000,
          "buyer_ko": "강원특별자치도 춘천시",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02087262&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA02004462",
          "title_ko": "성산포항 진입도로 확장공사",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-06-25",
          "changed_date": "2026-09-17",
          "amount_total_krw": 39073939270,
          "amount_this_krw": 13434200000,
          "amount_krw": 13434200000,
          "buyer_ko": "제주특별자치도",
          "method_ko": "제한경쟁",
          "role": "도급업체",
          "joint": true,
          "share_pct": 5,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02004462&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01983130",
          "title_ko": "두촌초 교사동 내진보강 및 환경개선공사",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2026-06-22",
          "changed_date": null,
          "amount_total_krw": 871232400,
          "amount_this_krw": 871232400,
          "amount_krw": 871232400,
          "buyer_ko": "강원특별자치도교육청 강원특별자치도홍천교육지원청",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01983130&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01958465",
          "title_ko": "궁촌지구 배수개선사업 토목공사",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-06-16",
          "changed_date": null,
          "amount_total_krw": 4037956600,
          "amount_this_krw": 800000000,
          "amount_krw": 800000000,
          "buyer_ko": "한국농어촌공사 강원지역본부 원주지사",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01958465&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01812265",
          "title_ko": "부천시 굴포천 비점오염저감시설 설치사업 6차",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-04-29",
          "changed_date": null,
          "amount_total_krw": 32392000000,
          "amount_this_krw": 4392000000,
          "amount_krw": 4392000000,
          "buyer_ko": "한국환경공단",
          "method_ko": "일반경쟁",
          "role": "도급업체",
          "joint": true,
          "share_pct": 16,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01812265&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01718902",
          "title_ko": "사내교육커뮤니티센터 건립 신축공사(건축,토목,조경)",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-04-08",
          "changed_date": "2026-09-09",
          "amount_total_krw": 5606003700,
          "amount_this_krw": 5606003700,
          "amount_krw": 5606003700,
          "buyer_ko": "강원특별자치도 화천군",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01718902&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R25TA00030205",
          "title_ko": "원천2리 농어촌마을하수도 정비사업(토목건축기계)-3차분",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-03-23",
          "changed_date": "2026-07-08",
          "amount_total_krw": 7382103000,
          "amount_this_krw": 4865140000,
          "amount_krw": 4865140000,
          "buyer_ko": "강원특별자치도 화천군",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA00030205&ctrtChgOrd=09&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "20230114047_3",
          "title_ko": "원천2리 농어촌마을하수도 정비사업(전기 및 계측제어)",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2026-03-23",
          "changed_date": "2026-07-08",
          "amount_total_krw": 385440370,
          "amount_this_krw": 385440370,
          "amount_krw": 385440370,
          "buyer_ko": "강원특별자치도 화천군",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=20230114047_3&ctrtChgOrd=06&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01630718",
          "title_ko": "고성 북천 고성지구 지방하천 정비사업(2차분)",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2026-03-18",
          "changed_date": "2026-09-29",
          "amount_total_krw": 9535647000,
          "amount_this_krw": 3001680000,
          "amount_krw": 3001680000,
          "buyer_ko": "강원특별자치도",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01630718&ctrtChgOrd=04&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R26TA01450213",
          "title_ko": "고성대진항북방등표 설치 공사",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2026-02-12",
          "changed_date": "2026-08-21",
          "amount_total_krw": 924724900,
          "amount_this_krw": 924724900,
          "amount_krw": 924724900,
          "buyer_ko": "해양수산부 동해지방해양수산청",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01450213&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R25TA01302477",
          "title_ko": "정선 테니스장 전천후 환경개선사업 건축공사(건축,토목,기계)",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2026-01-15",
          "changed_date": "2026-10-20",
          "amount_total_krw": 899694190,
          "amount_this_krw": 899694190,
          "amount_krw": 899694190,
          "buyer_ko": "강원특별자치도 정선군",
          "method_ko": "제한경쟁",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01302477&ctrtChgOrd=07&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "2024110A239_3",
          "title_ko": "울릉군 군단위 LPG배관망 구축사업 저장시설 건축공사",
          "category": "construction",
          "contract_type": "lump_sum",
          "signed_date": "2025-12-31",
          "changed_date": "2026-03-31",
          "amount_total_krw": 2511630000,
          "amount_this_krw": 2511630000,
          "amount_krw": 2511630000,
          "buyer_ko": "재단법인 한국엘피지사업관리원",
          "method_ko": "수의계약",
          "role": "주계약업체",
          "joint": false,
          "share_pct": 100,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=2024110A239_3&ctrtChgOrd=07&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R25TA01255413",
          "title_ko": "성산포항 진입도로 확장공사",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2025-12-26",
          "changed_date": "2026-09-21",
          "amount_total_krw": 39724578270,
          "amount_this_krw": 4403400000,
          "amount_krw": 4403400000,
          "buyer_ko": "제주특별자치도",
          "method_ko": "제한경쟁",
          "role": "도급업체",
          "joint": true,
          "share_pct": 5,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01255413&ctrtChgOrd=04&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y"
        },
        {
          "contract_no": "R25TA01037030",
          "title_ko": "[광탄 공공하수처리시설 증설공사(토목,건축,기계,조경)_2차분",
          "category": "construction",
          "contract_type": "multi_year",
          "signed_date": "2025-11-03",
          "changed_date": "2026-09-29",
          "amount_total_krw": 9674814000,
          "amount_this_krw": 6386414000,
          "amount_krw": 6386414000,
          "buyer_ko": "경기도 파주시",
          "method_ko": "일반경쟁",
          "role": "주계약업체",
          "joint": true,
          "share_pct": 51,
          "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01037030&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."
}