{ "module": "kr-suppliers", "itemId": "8308702768", "title": "주식회사 에스온시스템", "summary": "Public procurement supplier (8308702768): 12 contracts, KRW 2,100,965,042.", "data": { "kind": "supplier", "business_registration_no": "8308702768", "corp_code": null, "name_en": null, "name_ko": "주식회사 에스온시스템", "established_date": "2022-12-26", "address": "서울특별시 마포구 양화로 192, 6층 (동교동)", "homepage": null, "manufacturer_type": { "code": "supplier", "raw_ko": "공급" }, "employees_reported": 40, "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": 12, "joint_contract_count": 2, "total_amount_krw": 2100965042, "by_category": { "goods": { "contract_count": 0, "amount_krw": 0 }, "construction": { "contract_count": 0, "amount_krw": 0 }, "services": { "contract_count": 12, "amount_krw": 2100965042 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 8, "amount_total_krw": 1260460000, "amount_this_krw": 1398360000, "share_amount_krw": 1398360000 }, "unit_price": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 }, "multi_year": { "contract_count": 4, "amount_total_krw": 2337048000, "amount_this_krw": 896178490, "share_amount_krw": 702605042 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "B555098", "buyer_ko": "한국환경보전원", "contract_count": 1, "amount_krw": 500000000 }, { "buyer_code": "Z023745", "buyer_ko": "학교안전공제중앙회", "contract_count": 1, "amount_krw": 487660000 }, { "buyer_code": "B554009", "buyer_ko": "중소벤처기업진흥공단", "contract_count": 2, "amount_krw": 343005160 }, { "buyer_code": "1482021", "buyer_ko": "기후에너지환경부 국립환경과학원", "contract_count": 3, "amount_krw": 297367750 }, { "buyer_code": "B552518", "buyer_ko": "한국환경산업기술원", "contract_count": 2, "amount_krw": 240400000 } ], "recent_contracts": [ { "contract_no": "R26TA01996194", "title_ko": "2026년 어린이 환경보건 출생코호트 시스템 기능개선", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-24", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 137900000, "amount_krw": 137900000, "buyer_ko": "한국환경산업기술원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01996194&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01963645", "title_ko": "대기환경연구소 측정 장비 분리용 네트워크 스위치 구축", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-15", "changed_date": null, "amount_total_krw": 22000000, "amount_this_krw": 22000000, "amount_krw": 22000000, "buyer_ko": "기후에너지환경부 국립환경과학원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01963645&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01850489", "title_ko": "국가기후위기적응센터 누리집 유지보수(2026)", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-05-12", "changed_date": null, "amount_total_krw": 29400000, "amount_this_krw": 29400000, "amount_krw": 29400000, "buyer_ko": "기후에너지환경부 국립환경과학원", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01850489&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01813702", "title_ko": "26년도 청년창업사관학교 정보시스템 운영 및 유지관리 용역", "category": "services", "contract_type": "multi_year", "signed_date": "2026-05-01", "changed_date": null, "amount_total_krw": 340000000, "amount_this_krw": 229631760, "amount_krw": 229631760, "buyer_ko": "중소벤처기업진흥공단", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01813702&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01820614", "title_ko": "2026년 어린이 환경보건 출생코호트 시스템 유지관리", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-30", "changed_date": null, "amount_total_krw": 102500000, "amount_this_krw": 102500000, "amount_krw": 102500000, "buyer_ko": "한국환경산업기술원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01820614&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01790270", "title_ko": "2026년 대표 홈페이지 기능 고도화", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-27", "changed_date": null, "amount_total_krw": 97900000, "amount_this_krw": 97900000, "amount_krw": 97900000, "buyer_ko": "기후에너지환경부 국립생물자원관", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01790270&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01167734", "title_ko": "2026년 대표 홈페이지 유지관리", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-01-01", "changed_date": null, "amount_total_krw": 21000000, "amount_this_krw": 21000000, "amount_krw": 21000000, "buyer_ko": "기후에너지환경부 국립생물자원관", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01167734&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01300160", "title_ko": "2026년 국가환경교육 통합플랫폼 운영 및 유지관리", "category": "services", "contract_type": "lump_sum", "signed_date": "2025-12-31", "changed_date": null, "amount_total_krw": 500000000, "amount_this_krw": 500000000, "amount_krw": 500000000, "buyer_ko": "한국환경보전원", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01300160&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01298744", "title_ko": "24~26년 정보시스템 통합 유지보수 용역", "category": "services", "contract_type": "multi_year", "signed_date": "2025-12-31", "changed_date": null, "amount_total_krw": 655570000, "amount_this_krw": 218523330, "amount_krw": 218523330, "buyer_ko": "국토교통부 국토교통인재개발원", "method_ko": "수의계약", "role": "주계약업체", "joint": true, "share_pct": 52, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01298744&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01295844", "title_ko": "2024년~2026년 환경연구정보서비스 운영 및 유지관리", "category": "services", "contract_type": "multi_year", "signed_date": "2025-12-31", "changed_date": null, "amount_total_krw": 1001358000, "amount_this_krw": 334650000, "amount_krw": 334650000, "buyer_ko": "기후에너지환경부 국립환경과학원", "method_ko": "수의계약", "role": "주계약업체", "joint": true, "share_pct": 73.5, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01295844&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01268464", "title_ko": "2026 학교안전지원시스템 유지보수 및 기능고도화 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2025-12-24", "changed_date": "2026-09-09", "amount_total_krw": 487660000, "amount_this_krw": 487660000, "amount_krw": 487660000, "buyer_ko": "학교안전공제중앙회", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01268464&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01227229", "title_ko": "2025년도 청년창업사관학교 정보시스템 운영 및 유지관리 용역", "category": "services", "contract_type": "multi_year", "signed_date": "2025-12-17", "changed_date": null, "amount_total_krw": 340120000, "amount_this_krw": 113373400, "amount_krw": 113373400, "buyer_ko": "중소벤처기업진흥공단", "method_ko": "제한경쟁", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01227229&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." }