Commercial & Residential Construction Companies in South Korea
| Nr | Company name | Location | Employees | Turnover |
| 1 | Doosan E&C | Seoul, South Korea | 1,001 – 5,000 | $3.2B |
| 2 | Kyeryong Construction Industrial | Daejeon, South Korea | 1,001 – 5,000 | $2.2B |
| 3 | KUMHO Engineering & Construction | Seoul, South Korea | 501 – 1,000 | $1.6B |
| 4 | Seohee Construction | Hanam-si, South Korea | 501 – 1,000 | $1.1B |
| 5 | Hanshin Construction | Yongin, South Korea | 501 – 1,000 | $924.8M |
| 6 | Dongbu | Sa Dong, South Korea | 1,001 – 5,000 | $544.7M |
| 7 | Emerson Electric | 501 – 1,000 | $461.9M | |
| 8 | Ilsung Construction | Seoul, South Korea | 201 – 500 | $447.9M |
| 9 | Sambu Engineering & Construction | Seoul, South Korea | 201 – 500 | $370.7M |
| 10 | Hyundai Engineering & Construction | 501 – 1,000 | $361.8M | |
| 11 | Samkang M&t | Goseong, South Korea | 201 – 500 | $351.7M |
| 12 | Hanmiglobal | Gangnam-gu, South Korea | 1,001 – 5,000 | $221.6M |
| 13 | STraffic | Seongnam-si, South Korea | 201 – 500 | $191M |
| 14 | Daewoo Enginnering & Construction Nigeria | 501 – 1,000 | $159.7M | |
| 15 | Romanson | Ansan-si, South Korea | 201 – 500 | $153.8M |
| 16 | D’live | 51 – 200 | $129M | |
| 17 | Daeyoung Electrics | 51 – 200 | $81.4M | |
| 18 | Daemyung Construction | Kyonju, South Korea | 201 – 500 | $63.4M |
| 19 | Nam Kwang Construction | 51 – 200 | $57.2M | |
| 20 | Samil Enterprise | Seoul, South Korea | 51 – 200 | $50M |
| 21 | Seoho Electric | Anyang, South Korea | 51 – 200 | $44.8M |
| 22 | Nam Hwa Construction | Hwasun, South Korea | 51 – 200 | $43.6M |
| 23 | Dhow Construction | Seoul, South Korea | 11 – 50 | $42.7M |
| 24 | Kumho Electric | Seoul, South Korea | 51 – 200 | $38.2M |
| 25 | Alps Electric Korea | 51 – 200 | $37M | |
| 26 | Gateman | 201 – 500 | $36.1M | |
| 27 | Sejung Construction | Pusan, South Korea | 11 – 50 | $34.7M |
| 28 | Jeil Construction | 51 – 200 | $33.1M | |
| 29 | Hankwang Electric | Seoul, South Korea | 11 – 50 | $30.4M |
| 30 | Eugene Electric | 51 – 200 | $28.7M | |
| 31 | POSCO E&C | Pohang, South Korea | 201 – 500 | $28.3M |
| 32 | Dansung Builders | 51 – 200 | $28.2M | |
| 33 | Insulation Korea Dream foundation | Seoul Seocho-gu, South Korea | 11 – 50 | $26.8M |
| 34 | Sound Wave | 51 – 200 | $26.4M | |
| 35 | Zenkensoren | 11 – 50 | $26.1M | |
| 36 | Dongkwang Construction | 51 – 200 | $24M | |
| 37 | Ksrm | 11 – 50 | $21.6M | |
| 38 | ILSHIN Construction | 51 – 200 | $21.5M | |
| 39 | MCScommunications | 11 – 50 | $20.7M | |
| 40 | Ecfc | Yeoksamdong, South Korea | 51 – 200 | $20.2M |
| 41 | Handong Construction | Suwon-si, South Korea | 51 – 200 | $20.2M |
| 42 | Rocket Electric | Gwangju, South Korea | 11 – 50 | $19.6M |
| 43 | Shinsung Industrial Electric | Seobuk-gu Cheonan-si, South Korea | 51 – 200 | $18.9M |
| 44 | Dukdong Construction | Pyeongtaek, South Korea | 51 – 200 | $18.5M |
| 45 | CEEG | 11 – 50 | $17M | |
| 46 | Roser | 51 – 200 | $16.8M | |
| 47 | Duckil | Seoul, South Korea | 11 – 50 | $16.5M |
| 48 | Korea Construction Quality Test & Analysis | Pyeongtaek, South Korea | 51 – 200 | $16.3M |
| 49 | Hankuk Construction | Seoul, South Korea | 11 – 50 | $16.3M |
| 50 | Corenet | 11 – 50 | $14.9M | |
| 51 | The Korea Refrigeration and Air-conditioning Industry Association | 11 – 50 | $12.9M | |
| 52 | Iljin Electric | 11 – 50 | $12.5M | |
| 53 | Nanashin Construction | 11 – 50 | $12.2M | |
| 54 | Global Display | Cheongju, South Korea | 51 – 200 | $12.2M |
| 55 | Rosetta Stone Korea | ýä£ýÜ©ýï£ ýÿüÙô▒ÝżÛÁ¼, South Korea | 11 – 50 | $11.1M |
| 56 | ARDEX Korea | Seoul, South Korea | 11 – 50 | $10.9M |
| 57 | Jeju Glass Castle | Hangyeong-myeon Jeju-si, South Korea | 11 – 50 | $10.7M |
| 58 | FES | 1 – 10 | $10.4M | |
| 59 | Sawwave | 11 – 50 | $10.4M | |
| 60 | Hanil Mechanical Electrical Consultants | Seoul, South Korea | 11 – 50 | $10.4M |
| 61 | Rebar Chairs | 11 – 50 | $10.1M | |
| 62 | Baekjoe Construction | 11 – 50 | $9.8M | |
| 63 | Dehn Se | Praha 4, South Korea | 11 – 50 | $9.7M |
| 64 | Hory Korea | 11 – 50 | $8.6M | |
| 65 | Sunjin | 11 – 50 | $8.5M | |
| 66 | Jushin AVT | ÝòÿÙé¿ýï£, South Korea | 11 – 50 | $8.1M |
| 67 | Korea District Heating Engineering | Bundangdong, South Korea | 11 – 50 | $7.9M |
| 68 | Keangnam Enterprises | Seoul, South Korea | 51 – 200 | $7.8M |
| 69 | Hydromax | Gyeonggi-do, South Korea | 1 – 10 | $7.3M |
| 70 | WOW WOW BABY Construction | 1 – 10 | $6.9M | |
| 71 | Cykan Holdings | Seoul, South Korea | 11 – 50 | $6.6M |
| 72 | Hygen Tech Solution | Gyeonggi-do, South Korea | 11 – 50 | $6.3M |
| 73 | Terasaki Construction | 11 – 50 | $6.3M | |
| 74 | Hyman | Seoul, South Korea | 11 – 50 | $6.2M |
| 75 | Gwanak Construction And Equipment Service | Seoul, South Korea | 11 – 50 | $6.1M |
| 76 | Daesan Electric Co. | Seoul, South Korea | 11 – 50 | $6.1M |
| 77 | Toyo Engineering Korea | Seoul, South Korea | 11 – 50 | $6M |
| 78 | Sam-A Construction | Daegu, South Korea | 11 – 50 | $5.9M |
| 79 | DMDisplay | Hwaseong-si, South Korea | 11 – 50 | $5.9M |
| 80 | Style Tiles | 11 – 50 | $5.8M | |
| 81 | Goobo Construction | Seoul, South Korea | 11 – 50 | $5.8M |
| 82 | Taling | ýä£ýÜ©Ýè╣Ù│äýï£ Û░òÙé¿, South Korea | 51 – 200 | $5.5M |
| 83 | KCC GLASS | 11 – 50 | $5.5M | |
| 84 | Yousung instrument & Electric | Incheon, South Korea | 11 – 50 | $5.4M |
| 85 | Egun System | Gyeonggi-do, South Korea | 11 – 50 | $5.3M |
| 86 | Cana Electric | Gwangju, South Korea | 11 – 50 | $5.3M |
| 87 | Adiblast | Busan, South Korea | 11 – 50 | $5.3M |
| 88 | SEOBON Construction | Seoul, South Korea | 11 – 50 | $5.2M |
| 89 | DARIM Construction | Seongnam, South Korea | 11 – 50 | $5.1M |
| 90 | Ryoko Kaihatsu | 11 – 50 | $5.1M | |
| 91 | Sun Bright Construction | Seoul, South Korea | 11 – 50 | $5M |
| 92 | Web-zoom | 11 – 50 | $4.9M | |
| 93 | Fixhome | 11 – 50 | $4.9M | |
| 94 | Faganee Acoustic | 11 – 50 | $4.8M | |
| 95 | G-PEM Engineers | Seoul, South Korea | 11 – 50 | $4.8M |
| 96 | ý£Áý¢öÙª¼ýòäýØ╝ÙáëÝè©Ùª¡ (jung Korea Electric | Seoul, South Korea | 11 – 50 | $4.8M |
| 97 | YK Construction Equipment | Anyang, South Korea | 11 – 50 | $4.8M |
| 98 | Zisung ECS | Namyangju, South Korea | 11 – 50 | $4.7M |
| 99 | Dsme Construction | 11 – 50 | $4.7M | |
| 100 | DreamICT | Seoul, South Korea | 11 – 50 | $4.7M |
| 101 | Mnex | Anyang-si, South Korea | 11 – 50 | $4.7M |
| 102 | DideoNET | Seoul, South Korea | 11 – 50 | $4.6M |
| 103 | Taesan Construction | Busan, South Korea | 11 – 50 | $4.6M |
| 104 | Dongil Industry | Ulsan, South Korea | 201 – 500 | $4.6M |
| 105 | Usi | Seoul, South Korea | 11 – 50 | $4.6M |
| 106 | GENENMED | Seongdong-gu, Seoul, South Korea | 11 – 50 | $4.5M |
| 107 | Fortek | 11 – 50 | $4.5M | |
| 108 | D2 Concrete | Gangnam-Gu, Seoul, South Korea | 11 – 50 | $4.4M |
| 109 | Kwangjin | Busan, South Korea | 11 – 50 | $4.4M |
| 110 | Yeonhap Glass | Anseong, South Korea | 11 – 50 | $4.3M |
| 111 | PM Tone | 11 – 50 | $4.3M | |
| 112 | Daesun Engineering & Construction | Seoul, South Korea | 11 – 50 | $4.3M |
| 113 | Dongin Thermo | Incheon, South Korea | 11 – 50 | $4.3M |
| 114 | Kil Sung Construction | Seoul, South Korea | 11 – 50 | $4.3M |
| 115 | Kumho Polychem | 11 – 50 | $4.3M | |
| 116 | ChungKwang Construction | Seoul, South Korea | 11 – 50 | $4.3M |
| 117 | Anchor Construction & Design | Jangcheon, South Korea | 11 – 50 | $4.2M |
| 118 | Doil Ecotec | Hwaseong-si, South Korea | 11 – 50 | $4.2M |
| 119 | Schneider Electric Korea | Seoul, South Korea | 11 – 50 | $4.2M |
| 120 | Korea fastener | Paju, South Korea | 11 – 50 | $4.2M |
| 121 | Jih Hsin Glass | 11 – 50 | $4.2M | |
| 122 | Dongyang Electric | 11 – 50 | $4.1M | |
| 123 | Arc.cope | Seoul, South Korea | 11 – 50 | $4M |
| 124 | EG Construction | Gwangju, South Korea | 11 – 50 | $4M |
| 125 | Dongyang Industries Electric | Ulsan, South Korea | 51 – 200 | $3.9M |
| 126 | Tway Holdings Incorporation | Achasan-ro, South Korea | 11 – 50 | $3.9M |
| 127 | Han Moo | Seoul, South Korea | 11 – 50 | $3.8M |
| 128 | Mancini Electrical | 11 – 50 | $3.8M | |
| 129 | Cheng Chieh Construction | 1 – 10 | $3.8M | |
| 130 | HANIL Electric | Seoul, South Korea | 11 – 50 | $3.7M |
| 131 | Uniinc | Incheon, South Korea | 11 – 50 | $3.7M |
| 132 | Jungheung | Gwangju, South Korea | 11 – 50 | $3.6M |
| 133 | KimoKal | Seoul, South Korea | 11 – 50 | $3.6M |
| 134 | Seong IL | 1 – 10 | $3.6M | |
| 135 | Gat | Seoul, South Korea | 11 – 50 | $3.3M |
| 136 | Vizensoft | 11 – 50 | $3.3M | |
| 137 | Kyung Dong Construction | Busan, South Korea | 11 – 50 | $3.2M |
| 138 | Kong Lung Construction | 11 – 50 | $3.2M | |
| 139 | Netyea | 11 – 50 | $3M | |
| 140 | ChangDae Hotmelt | Jeokseong-myeon Paju-si, South Korea | 51 – 200 | $3M |
| 141 | Victony | 11 – 50 | $2.9M | |
| 142 | Hashimoto Chuzo | 1 – 10 | $2.9M | |
| 143 | Inition | Seoul, South Korea | 11 – 50 | $2.9M |
| 144 | Kamco | Omjong, South Korea | 11 – 50 | $2.8M |
| 145 | Woosoung Chemical | Pocheon-si, South Korea | 11 – 50 | $2.8M |
| 146 | Inet Builder | Seoul, South Korea | 11 – 50 | $2.7M |
| 147 | Yuendai Mechanical | 11 – 50 | $2.7M | |
| 148 | Daihan Climate Control | 11 – 50 | $2.7M | |
| 149 | Pnpsecure | ýï£, South Korea | 51 – 200 | $2.7M |
| 150 | Rachel Build | Incheon, South Korea | 1 – 10 | $2.6M |
| 151 | Insert Bookmark | 11 – 50 | $2.5M | |
| 152 | Firm9zero | Seoul, South Korea | 1 – 10 | $2.5M |
| 153 | Inha Haustechnik | Hirrlingen, South Korea | 1 – 10 | $2.5M |
| 154 | Picogram.co | 11 – 50 | $2.5M | |
| 155 | Haletone | 11 – 50 | $2.4M | |
| 156 | AboutNIC | 11 – 50 | $2.4M | |
| 157 | Knowck | 11 – 50 | $2.3M | |
| 158 | Pat Musi | 11 – 50 | $2.3M | |
| 159 | Interbath Group | Daeso-myeon, South Korea | 201 – 500 | $2.3M |
| 160 | Scandiamoss-shop | 1 – 10 | $2.1M | |
| 161 | Charlotte Tiles | 11 – 50 | $2.1M | |
| 162 | TAISEI HOME | 1 – 10 | $2M | |
| 163 | etnForum | 1 – 10 | $2M | |
| 164 | Ydob | 1 – 10 | $2M | |
| 165 | Daehan Heating & Cooling | Asan, South Korea | 1 – 10 | $2M |
| 166 | Bicoz.com | 1 – 10 | $2M | |
| 167 | Yon Art Printing | Seoul, South Korea | 1 – 10 | $2M |
| 168 | Sheng Tsai | 1 – 10 | $1.9M | |
| 169 | Artory | 1 – 10 | $1.8M | |
| 170 | Sungnam Electrics Ind | Seongnam, South Korea | 1 – 10 | $1.8M |
| 171 | Enigmo Korea | Seoul, South Korea | 1 – 10 | $1.8M |
| 172 | YoungPoong Mechanical Ind | Kyonju, South Korea | 1 – 10 | $1.8M |
| 173 | tvnori.com | 11 – 50 | $1.7M | |
| 174 | Hanaby | 1 – 10 | $1.7M | |
| 175 | Han Hwa | 1 – 10 | $1.7M | |
| 176 | YJSoft | 11 – 50 | $1.6M | |
| 177 | Wonyoung Construction | Seoul, South Korea | 1 – 10 | $1.6M |
| 178 | Kun Hung Electric | Seoul, South Korea | 1 – 10 | $1.6M |
| 179 | Ebates | 1 – 10 | $1.6M | |
| 180 | Hi Air Airconditioning | 1 – 10 | $1.4M | |
| 181 | Sangwoo Construction | Gwangmyeong, South Korea | 1 – 10 | $1.4M |
| 182 | Shin Sung Construction | Jeonju, South Korea | 1 – 10 | $1.4M |
| 183 | Kangsan Construction | Seoul, South Korea | 1 – 10 | $1.2M |
| 184 | Novatech | Cheonan, South Korea | 1 – 10 | $1.2M |
| 185 | Medihere | Jung-gu, South Korea | 1 – 10 | $1.2M |
| 186 | Onthesys | Daejeon, South Korea | 1 – 10 | $1.1M |
| 187 | Aram-in | Suwon-si, South Korea | 1 – 10 | $1.1M |
| 188 | HankangLife | Daejeon, South Korea | 1 – 10 | $1.1M |
| 189 | Construction Guarantee | Gangnam-gu, Seoul, South Korea | 1 – 10 | $1M |
| 190 | HANCHEM | Seoul, South Korea | 1 – 10 | $1M |
| 191 | Sumjung Construction | Daejeon, South Korea | 1 – 10 | $996,000 |
| 192 | SEOHO ELECTRIC | 11 – 50 | $988,000 | |
| 193 | Inocompany | Seoul, South Korea | 1 – 10 | $984,000 |
| 194 | ToyTalez | Seoul, South Korea | 1 – 10 | $946,000 |
| 195 | Wonkeun Construction | Pyeongtaek, South Korea | 1 – 10 | $696,000 |
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