{ "module": "kr-suppliers", "itemId": "2158153020", "title": "GGK.Co., Ltd. (주식회사 지지케이)", "summary": "Public procurement supplier (2158153020): 21 contracts, KRW 3,838,739,900.", "data": { "kind": "supplier", "business_registration_no": "2158153020", "corp_code": null, "name_en": "GGK.Co., Ltd.", "name_ko": "주식회사 지지케이", "established_date": "1996-04-01", "address": "경기도 평택시 화촌2길 7-14 (통복동)", "homepage": "https://www.ggk.co.kr/", "manufacturer_type": { "code": "manufacturer", "raw_ko": "제조" }, "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": 21, "joint_contract_count": 0, "total_amount_krw": 3838739900, "by_category": { "goods": { "contract_count": 6, "amount_krw": 3449818370 }, "construction": { "contract_count": 3, "amount_krw": 247537530 }, "services": { "contract_count": 12, "amount_krw": 141384000 }, "foreign": { "contract_count": 0, "amount_krw": 0 } }, "by_contract_type": { "lump_sum": { "contract_count": 17, "amount_total_krw": 385841530, "amount_this_krw": 2336232980, "share_amount_krw": 2336232980 }, "unit_price": { "contract_count": 1, "amount_total_krw": 18400000, "amount_this_krw": 18400000, "share_amount_krw": 18400000 }, "multi_year": { "contract_count": 3, "amount_total_krw": 5201325000, "amount_this_krw": 1502506920, "share_amount_krw": 1502506920 }, "unknown": { "contract_count": 0, "amount_total_krw": 0, "amount_this_krw": 0, "share_amount_krw": 0 } }, "top_buyers": [ { "buyer_code": "3150000", "buyer_ko": "서울특별시 강서구", "contract_count": 1, "amount_krw": 1280000000 }, { "buyer_code": "4550000", "buyer_ko": "충청남도 금산군", "contract_count": 1, "amount_krw": 1043130000 }, { "buyer_code": "3910000", "buyer_ko": "경기도 평택시", "contract_count": 2, "amount_krw": 970652980 }, { "buyer_code": "5340000", "buyer_ko": "경상남도 사천시", "contract_count": 1, "amount_krw": 219426920 }, { "buyer_code": "1741049", "buyer_ko": "행정안전부 정부청사관리본부", "contract_count": 1, "amount_krw": 159500000 } ], "recent_contracts": [ { "contract_no": "R26TA02338307", "title_ko": "2026년 국립청태산자연휴양림 지하수 사후관리 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-10-22", "changed_date": null, "amount_total_krw": 19800000, "amount_this_krw": 19800000, "amount_krw": 19800000, "buyer_ko": "산림청 국립자연휴양림관리소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02338307&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02284480", "title_ko": "보덕 암곡 갓골마을(와동마을) 관정개발 공사 관급자재(심정용 오염방지크린캡) 구입", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-10-07", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 8347000, "amount_krw": 8347000, "buyer_ko": "경상북도 경주시 보덕동", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02284480&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02254955", "title_ko": "정약용도서관 수중모터펌프 교체", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-09-22", "changed_date": null, "amount_total_krw": 0, "amount_this_krw": 6600000, "amount_krw": 6600000, "buyer_ko": "경기도 남양주시 도서관사업소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02254955&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02234264", "title_ko": "동부노인문화복지센터 신축공사- 관급:지열냉난방시스템", "category": "goods", "contract_type": "multi_year", "signed_date": "2026-09-21", "changed_date": null, "amount_total_krw": 615340000, "amount_this_krw": 219426920, "amount_krw": 219426920, "buyer_ko": "경상남도 사천시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02234264&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA02062690", "title_ko": "2026년 국립황정산자연휴양림 지하수 영향조사 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-07-15", "changed_date": null, "amount_total_krw": 4950000, "amount_this_krw": 4950000, "amount_krw": 4950000, "buyer_ko": "산림청 국립자연휴양림관리소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA02062690&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01996957", "title_ko": "경기도청소년야영장 지하수 폐공 및 신고전환 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-07-02", "changed_date": null, "amount_total_krw": 7645000, "amount_this_krw": 7645000, "amount_krw": 7645000, "buyer_ko": "경기도미래세대재단 경기도청소년야영장", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01996957&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01932826", "title_ko": "2026년 국립삼봉자연휴양림 지하수 연장허가 및 사후관리 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-05", "changed_date": null, "amount_total_krw": 22000000, "amount_this_krw": 22000000, "amount_krw": 22000000, "buyer_ko": "산림청 국립자연휴양림관리소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01932826&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01932595", "title_ko": "2026년 국립칠보산자연휴양림 지하수 사후관리 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-06-05", "changed_date": null, "amount_total_krw": 7920000, "amount_this_krw": 7920000, "amount_krw": 7920000, "buyer_ko": "산림청 국립자연휴양림관리소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01932595&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01891388", "title_ko": "서정리시장 쿨링포그 설치공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-05-22", "changed_date": "2026-06-25", "amount_total_krw": 78338530, "amount_this_krw": 78338530, "amount_krw": 78338530, "buyer_ko": "경기도 평택시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01891388&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01873146", "title_ko": "2026년 국립남해편백자연휴양림 지하수 사후관리 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-05-18", "changed_date": null, "amount_total_krw": 7920000, "amount_this_krw": 7920000, "amount_krw": 7920000, "buyer_ko": "산림청 국립자연휴양림관리소", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01873146&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01755344", "title_ko": "지열공 수중모터펌프 수리 용역", "category": "services", "contract_type": "multi_year", "signed_date": "2026-04-16", "changed_date": null, "amount_total_krw": 3300000, "amount_this_krw": 3080000, "amount_krw": 3080000, "buyer_ko": "경기도 화성시 새솔동", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01755344&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01727798", "title_ko": "금산군 공공임대형 지식산업센터 건립공사 지열냉난방시스템(기타열교환기) 구입 및 설치", "category": "goods", "contract_type": "lump_sum", "signed_date": "2026-04-10", "changed_date": "2026-05-06", "amount_total_krw": 0, "amount_this_krw": 1043130000, "amount_krw": 1043130000, "buyer_ko": "충청남도 금산군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01727798&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01704338", "title_ko": "지하수시실(지열) 이용 유효기간 연장허가 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-04-02", "changed_date": null, "amount_total_krw": 3003000, "amount_this_krw": 3003000, "amount_krw": 3003000, "buyer_ko": "전북특별자치도교육청 전북특별자치도전주교육지원청 전주성현유치원", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01704338&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01701677", "title_ko": "전주만성중 냉난방시설개선 기계설비공사", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-04-02", "changed_date": null, "amount_total_krw": 9699000, "amount_this_krw": 9699000, "amount_krw": 9699000, "buyer_ko": "전북특별자치도교육청 전북특별자치도전주교육지원청", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01701677&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01670610", "title_ko": "정부세종청사 6동 개방형 지열시스템 지열공 개선", "category": "construction", "contract_type": "lump_sum", "signed_date": "2026-03-27", "changed_date": null, "amount_total_krw": 159500000, "amount_this_krw": 159500000, "amount_krw": 159500000, "buyer_ko": "행정안전부 정부청사관리본부", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01670610&ctrtChgOrd=00&prcmBsneSeCd=%EC%A1%B0070004&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01580019", "title_ko": "평택시 농업용 공공관정(PT-090 등 2개소) 사후관리 용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-03-11", "changed_date": "2026-04-07", "amount_total_krw": 18175000, "amount_this_krw": 18175000, "amount_krw": 18175000, "buyer_ko": "경기도 평택시 농업기술센터", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01580019&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R26TA01360068", "title_ko": "서탄면 내천리 74-1외 3개소 대형관정 지하수영향 조사용역", "category": "services", "contract_type": "lump_sum", "signed_date": "2026-01-20", "changed_date": "2026-01-20", "amount_total_krw": 35989000, "amount_this_krw": 35989000, "amount_krw": 35989000, "buyer_ko": "경기도 평택시 농업기술센터", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R26TA01360068&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070002&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01239449", "title_ko": "팽성도서관, 안정어린이집 및 예절교육관 건립 신축공사 관급자재(지열냉난방시스템)", "category": "goods", "contract_type": "lump_sum", "signed_date": "2025-12-22", "changed_date": "2026-06-10", "amount_total_krw": 0, "amount_this_krw": 892314450, "amount_krw": 892314450, "buyer_ko": "경기도 평택시", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01239449&ctrtChgOrd=02&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01194897", "title_ko": "강서구 통합신청사 건립공사 관급자재 지열시스템 구매 설치", "category": "goods", "contract_type": "multi_year", "signed_date": "2025-12-11", "changed_date": "2026-09-02", "amount_total_krw": 4582685000, "amount_this_krw": 1280000000, "amount_krw": 1280000000, "buyer_ko": "서울특별시 강서구", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01194897&ctrtChgOrd=01&prcmBsneSeCd=%EC%A1%B0070001&srchName=ctrtCrst&openUrl=Y" }, { "contract_no": "R25TA01188717", "title_ko": "옥천 군립박물관 건립 지열이용검토서 작성 용역", "category": "services", "contract_type": "unit_price", "signed_date": "2025-12-09", "changed_date": "2026-03-05", "amount_total_krw": 18400000, "amount_this_krw": 18400000, "amount_krw": 18400000, "buyer_ko": "충청북도 옥천군", "method_ko": "수의계약", "role": "주계약업체", "joint": false, "share_pct": 100, "url": "https://www.g2b.go.kr/link/FIUA027_01/single/?ctrtNo=R25TA01188717&ctrtChgOrd=01&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." }