| 1 | Terna Anonymos Touristiki Techniki Kai Naftiliaki Etaireia | Greece | Athina | 85 Messogeion | Kentrikos Tomeas Athinon | 11526 | terna.***** | 2004 | $1,322,065,834 | 3,641 | N/A | N/A | 999503170 |
| 2 | Avax S.A. | Greece | Marousi | 16 Amaroussiou - Halandriou Str. | Voreios Tomeas Athinon | 15125 | N/A | 1986 | $632,239,694 | 2,601 | N/A | N/A | 094183623 |
| 3 | Aktor Anonymi Etaireia Symmetochon Technikon Kai Energeiakon Ergon | Greece | Paiania | Paianias - Markopoulou Ave (19th Km), P.o. Box 194 | Anatoliki Attiki | 19002 | N/A | 1987 | $509,398,161 | 5,637 | N/A | N/A | 094207780 |
| 4 | Aktor Anonymi Techniki Etaireia | Greece | Koropi | Paianias - Markopoulou Ave (19th Km) | Anatoliki Attiki | 19002 | N/A | 1977 | $455,438,675 | 2,616 | N/A | N/A | 094149722 |
| 5 | Olympia Odos S.A. | Greece | Chalandri | 4 Rizareiou | Voreios Tomeas Athinon | 15233 | N/A | 2007 | $282,854,811 | 30 | N/A | N/A | 998380326 |
| 6 | Electric Interconnection Crete-Attica Ariadne Single Member S.p.s.a. | Greece | Athina | 89 Dyrrachiou | Kentrikos Tomeas Athinon | 10443 | N/A | 2018 | $278,685,855 | 58 | N/A | N/A | 801032280 |
| 7 | Asso.subsea Single-Member S.A. | Greece | Elefsina | 1 Alieftikis | Dytiki Attiki | 19200 | N/A | 2021 | $248,352,775 | 530 | N/A | N/A | 996683169 |
| 8 | Mytilineos Construction Single Member Societe Anonyme | Greece | Amarousio | 5-7 Patroklou Str. | Voreios Tomeas Athinon | 15125 | N/A | 2008 | $197,511,827 | 347 | N/A | N/A | 998382725 |
| 9 | Metka - Egn Greece Single Member S.A. | Greece | Panorama | Thessalonikis-moudanion (7,5th Km) | Thessaloniki | 55535 | N/A | 2016 | $187,394,431 | 205 | N/A | N/A | 997997746 |
| 10 | S.ch.s. S.A. | Greece | Chalandri | 13 Thisseos | Voreios Tomeas Athinon | 15232 | N/A | 1988 | $159,625,724 | 641 | N/A | N/A | 094231883 |
| 11 | Intergrated Solar Solutions S.A. | Greece | Amarousio | 64 Kifissias Ave | Voreios Tomeas Athinon | 15125 | N/A | 2011 | $143,151,211 | 28 | N/A | N/A | 800324579 |
| 12 | Mesogeos S.A. | Greece | Athina | 67 Aiolou | Kentrikos Tomeas Athinon | 10559 | N/A | 2000 | $120,392,233 | 389 | N/A | N/A | 099361052 |
| 13 | Nokia Solutions And Networks Single Member S.A. | Greece | Kifisia | Athinon - Lamias National Rd (14th Km) | Voreios Tomeas Athinon | 14564 | N/A | 1997 | $118,666,447 | 1,041 | N/A | N/A | 094498135 |
| 14 | Entelecheia Societe Anonyme | Greece | Pallini | 18 Syrou | Anatoliki Attiki | 15349 | N/A | 2018 | $109,737,392 | 524 | N/A | N/A | 801017530 |
| 15 | Aegean Motorway S.A. | Greece | Nikaia | Moschochori | Larisa | 41500 | aegeanmotorway.***** | 2007 | $108,403,504 | 469 | N/A | N/A | 998790284 |
| 16 | Entek Kontraktors Anonymi Emporiki Viotechniki Kataskeuastiki Meletitiki Techniki Etaireia | Greece | Irakleio | Industiral Area Irakleiou Rd. I | Iraklio | 71601 | N/A | 2011 | $100,694,552 | 66 | N/A | N/A | 997856396 |
| 17 | Thalis Environmental Services Single Member S.A. | Greece | Kifisia | 25 Ermou | Voreios Tomeas Athinon | 14564 | N/A | 2001 | $93,125,057 | 681 | N/A | N/A | 999871463 |
| 18 | Ekter Anonymi Techniki - Oikodomiki - Ktimatiki - Xenodocheiaki - Emporiki - Viomichaniki | Greece | Athina | 15 Nikis | Kentrikos Tomeas Athinon | 10557 | ekter.***** | 1973 | $86,494,919 | 180 | N/A | N/A | 094040882 |
| 19 | Ballian Techniki S.A. | Greece | Kallithea | 46 El. Venizelou & 2 Kanakidi - Kosmeridi | Notios Tomeas Athinon | 17676 | ballian.***** | 2002 | $77,572,495 | 150 | N/A | N/A | 999863057 |
| 20 | Kiefer Tek LIMITED Liability Company | Greece | Amarousio | 1 Isthmionikon & Anonymou | Voreios Tomeas Athinon | 15124 | N/A | 2014 | $76,048,816 | 192 | N/A | N/A | 800549418 |
| 21 | Siemens Gamesa Renewable Energy Single Member S.A. | Greece | Glyfada | 28 Vouliagmenis Ave | Notios Tomeas Athinon | 16777 | N/A | 2000 | $72,927,546 | 30 | N/A | N/A | 099877972 |
| 22 | Frigo Stahl S.A. | Greece | Sindos | Building Block 54, B Zone, P.o. Box 1321 | Thessaloniki | 57022 | frigostahl.***** | 1998 | $71,172,988 | 154 | N/A | N/A | 095763768 |
| 23 | P. & C. Development Single Member S.A. | Greece | Athina | 90 Vas. Sofias | Kentrikos Tomeas Athinon | 11528 | qix.***** | 2002 | $70,469,370 | 16 | N/A | N/A | 999640010 |
| 24 | Edil Hellas S.A | Greece | Thessaloniki | 8 Larisis | Thessaloniki | 54249 | N/A | 1989 | $70,225,336 | 347 | N/A | N/A | 094257407 |
| 25 | Bozatzidis - Mitsiolidou S.A. | Greece | Kallithea | 255 Syngrou Ave | Notios Tomeas Athinon | 17122 | agrotechniki.***** | 2011 | $65,313,184 | 162 | N/A | N/A | 800326481 |
| 26 | Electromec S.A. | Greece | Koropi | 12 Galinis | Anatoliki Attiki | 19441 | N/A | 1993 | $58,302,630 | 198 | N/A | N/A | 094393430 |
| 27 | Siemens Energy Single Member Societe Anonyme | Greece | Athina | 75 Katechaki & Adrianeiou | Kentrikos Tomeas Athinon | 11525 | N/A | 2021 | $54,648,880 | 58 | N/A | N/A | 801704389 |
| 28 | Erga-Ti-Kat S.A. | Greece | Larissa | Larissas - Athinas National Rd (3rd Km-palaia) | Larisa | 41335 | N/A | 2008 | $52,224,195 | 286 | N/A | N/A | 998221493 |
| 29 | Helector S.A. | Greece | Kifisia | Ermou 25 (athinon - Lamias National Rd (13th Km) | Voreios Tomeas Athinon | 14564 | N/A | 1962 | $51,812,647 | 921 | N/A | N/A | 094003954 |
| 30 | Paralos Energy P.C. | Greece | Amarousio | 26 Kifissias Ave & 2 Paradeisou | Voreios Tomeas Athinon | 15125 | N/A | 2015 | $47,010,547 | 100 | N/A | N/A | 800679380 |
| 31 | Bros Papaioannou Anonymos Techniki Emporiki Kai Viomichaniki Etaireia | Greece | Amfissa | Gravias - Lamias (1st Km) | Fokida | 33057 | papaioannoumachinery.***** | 2003 | $45,987,946 | 283 | N/A | N/A | 999917261 |
| 32 | Ergoliptikai Technikai Kataskevai Erteka Anonymi Etaireia | Greece | Athina | 26 Arkadias, Ampelokipoi | Kentrikos Tomeas Athinon | 11526 | N/A | 2004 | $45,568,325 | 130 | N/A | N/A | 999642967 |
| 33 | Metron S.A. Energy Applications | Greece | Elefsina | 45 Dimitriou Rigou | Dytiki Attiki | 19018 | metronco.***** | 1997 | $45,522,168 | 236 | N/A | N/A | 095632732 |
| 34 | Tekal Technical And Commercial Anonymous Society - Private Security Company | Greece | Voula | 1 Mykonou | Anatoliki Attiki | 16673 | N/A | 1990 | $45,093,859 | 262 | N/A | N/A | 094277480 |
| 35 | Egistos Anonymous Commercial - Technical - Construction - Hotel - Tourist Company | Greece | Athina | 99 Michalakopoulou | Kentrikos Tomeas Athinon | 11527 | N/A | 2008 | $44,936,600 | 59 | N/A | N/A | 998281139 |
| 36 | Diolkos Development P.C. | Greece | Kifisia | 9 Kymis Ave | Voreios Tomeas Athinon | 14564 | N/A | 2014 | $43,573,515 | 24 | N/A | N/A | 800599030 |
| 37 | Meccanica Group - Anonymi Etairieakataskevon, Diacheirisis Perivallontos Kai Parochis Ypir | Greece | Thessaloniki | 103 Vas. Olgas | Thessaloniki | 54643 | N/A | 2005 | $42,361,413 | 1,153 | N/A | N/A | 997997760 |
| 38 | Piramida Construction Design And Commerce S.A. | Greece | Galatsi | 12 Filotheis | Kentrikos Tomeas Athinon | 11147 | mitsishotels.***** | 2020 | $41,628,772 | 10 | N/A | N/A | 801396801 |
| 39 | Sychroni S.A. | Greece | Koropi | 240 Evelpidon Ave | Anatoliki Attiki | 19400 | N/A | 2006 | $40,107,651 | 55 | N/A | N/A | 998641950 |
| 40 | Ionios S.A. | Greece | Nea Ionia | Leof. Irakleiou 266 | Voreios Tomeas Athinon | 14231 | N/A | 1988 | $37,106,394 | 283 | N/A | N/A | 094229236 |
| 41 | Hitachi Energy Ellada Monoprosopi Anonymi Etaireia | Greece | Metamorfosi | Athinon - Lamias Nathional Rd (13rd Km) | Voreios Tomeas Athinon | 14452 | N/A | 2019 | $36,557,617 | 50 | N/A | N/A | 801151987 |
| 42 | Vi.er. Anonymi Techniki Etairia | Greece | Kozani | 35 Dimokratias | Kozani | 50100 | N/A | 1987 | $36,530,001 | 233 | N/A | N/A | 094378291 |
| 43 | Environmental Engineering S.A. | Greece | Thessaloniki | 33 Voulgari | Thessaloniki | 54248 | N/A | 1993 | $35,929,511 | 143 | N/A | N/A | 095372272 |
| 44 | Themeli S.A. | Greece | Nea Ionia | 104 Kapodistriou | Voreios Tomeas Athinon | 14235 | N/A | 1986 | $35,406,216 | 220 | N/A | N/A | 094184171 |
| 45 | Sunel Energy Single Member S.A. | Greece | Irakleio | 453 Irakleiou Ave | Voreios Tomeas Athinon | 14122 | N/A | 2018 | $35,377,805 | 58 | N/A | N/A | 801075034 |
| 46 | Solis Techniki S.A. | Greece | Larisa | 64 Papakyriazi | Larisa | 41222 | N/A | 2011 | $34,988,148 | 56 | N/A | N/A | 999151503 |
| 47 | Tedra Anonimos Techniki Perivallontiki Etairia | Greece | Larisa | 23 Papanastassiou | Larisa | 41222 | tedraco.***** | 1996 | $34,947,218 | 123 | N/A | N/A | 094405212 |
| 48 | Nova Constructions S.A. | Greece | Kallithea | 33 A. Pantou | Notios Tomeas Athinon | 17671 | greenpropertiesdc.***** | 2018 | $34,897,764 | 110 | N/A | N/A | 800951250 |
| 49 | Vitael S.A. | Greece | Ilioupoli | 429 Vouliagmenis | Kentrikos Tomeas Athinon | 16346 | vitael.***** | 2009 | $34,743,906 | 32 | N/A | N/A | 997927990 |
| 50 | Atermon S.A. | Greece | Amarousio | 38-40 Kapodistriou Ave | Voreios Tomeas Athinon | 15123 | N/A | 1973 | $33,800,493 | 73 | N/A | N/A | 094039127 |
| 51 | Zitakat S.A. | Greece | Salamina | Salaminas Ave & Aianteiou | Perifereiaki Enotita Nison | 18900 | N/A | 2002 | $33,334,956 | 45 | N/A | N/A | 099124894 |
| 52 | Ethnokat S.A. | Greece | Pallini | 25 Kazantzaki & 2 Valaoritou | Anatoliki Attiki | 15344 | ethnokat.***** | 2006 | $32,929,476 | 45 | N/A | N/A | 998806458 |
| 53 | Pyramis Anonymi Techniki Etairia | Greece | Giannitsa | Plagiari | Pella | 58100 | N/A | 1997 | $32,275,919 | 130 | N/A | N/A | 094186059 |
| 54 | Pilonas Anonimi Techniki Etairia | Greece | Thessaloniki | 79 Vasilissis Olgas | Thessaloniki | 54642 | N/A | 2013 | $32,164,860 | 4 | N/A | N/A | 800520068 |
| 55 | Cordia S.A. | Greece | Pallini | 39g Mousson & 211a 39g Kleisthenous | Anatoliki Attiki | 15344 | N/A | 2000 | $31,112,006 | 211 | N/A | N/A | 099876489 |
| 56 | Chorotechniki S.A. | Greece | Kalamaki | 12 Ag. Eirinis | Notios Tomeas Athinon | 17455 | N/A | 1998 | $30,131,213 | 50 | N/A | N/A | 095758680 |
| 57 | Tomi Anonymi Viomichaniki - Emporiki - Techniki Etaireia | Greece | Koropi | Paianias - Markopoulou Ave (19th K M) | Anatoliki Attiki | 19002 | N/A | 1997 | $29,168,964 | 136 | N/A | N/A | 094496848 |
| 58 | Power Sub Link S.A. | Greece | Glyfada | 76 Vouliagmenis Ave | Notios Tomeas Athinon | 16673 | N/A | 2011 | $28,376,893 | 30 | N/A | N/A | 800357365 |
| 59 | Ameresco Sunel Energeiaki A.E | Greece | Athina | 116a Alexandras Ave | Kentrikos Tomeas Athinon | 11471 | N/A | 2022 | $28,184,000 | 77 | N/A | N/A | 801880293 |
| 60 | A.G.T. Constructions S.A. | Greece | Metamorfosi | 2 R. Feraiou & Platonos | Voreios Tomeas Athinon | 14452 | N/A | 2004 | $28,127,671 | 15 | N/A | N/A | 082579859 |
| 61 | Sicap S.A. | Greece | Chalkida | Miaouli & 2 Tomara | Evoia | 34100 | N/A | 2017 | $27,495,208 | 43 | N/A | N/A | 997124634 |
| 62 | Siemens Gamesa Renewable Energy Greece Epe | Greece | Glyfada | 28 Vouliagmenis Ave | Notios Tomeas Athinon | 16777 | N/A | 2007 | $26,963,514 | 5 | N/A | N/A | 998404408 |
| 63 | Tropi Commercial Industrial Technical Touristic Societe Anonyme | Greece | Korydallos | 122 Dervenakion | Peiraias | 18122 | N/A | 2017 | $26,166,265 | 60 | N/A | N/A | 800835982 |
| 64 | Odos S.A. | Greece | Acharnes | 296 Konstantinoupoleos | Anatoliki Attiki | 13673 | N/A | 2010 | $25,923,143 | 180 | N/A | N/A | 081037004 |
| 65 | E.t.e.th. Etaireia Technikon Ergon Thessalonikis Single Member Sosiete Anonyme | Greece | Thermi | Thessalonikis - Thermis Rd (6th Km), P.o. Box 60405 | Thessaloniki | 57001 | N/A | 1961 | $25,583,192 | 681 | N/A | N/A | 094006028 |
| 66 | Atese SA | Greece | Athina | 2 Sorvolou | Kentrikos Tomeas Athinon | 11636 | N/A | 1998 | $24,981,027 | 93 | N/A | N/A | 094502903 |
| 67 | Otis Hellas Single Member S.A. | Greece | Athina | 151-153 Irakleiou Ave | Kentrikos Tomeas Athinon | 14231 | N/A | 1988 | $24,754,241 | 234 | N/A | N/A | 094208578 |
| 68 | Ergodinamiki Patron S.A. | Greece | Patra | 198 Diodorou | Achaia | 26443 | N/A | 1993 | $24,462,147 | 50 | N/A | N/A | 094365535 |
| 69 | Ergotem S.A. | Greece | Mandra | Industrial Area of Mandra | Dytiki Attiki | 19600 | N/A | 1991 | $23,958,621 | 140 | N/A | N/A | 094321342 |
| 70 | Artemis Integrated Technical Services Single Member S.A. | Greece | Vrilissia | 34 Agiasou | Voreios Tomeas Athinon | 15235 | N/A | 2007 | $23,807,816 | 237 | N/A | N/A | 998757853 |
| 71 | Solergon S.A. | Greece | Athina | 57 Kefallinias | Kentrikos Tomeas Athinon | 11251 | N/A | 2005 | $23,645,810 | 180 | N/A | N/A | 999064131 |
| 72 | Apax Constructions S.A. | Greece | Athina | 4 Sekeri | Kentrikos Tomeas Athinon | 10674 | N/A | 2010 | $23,466,986 | 8 | N/A | N/A | 998823885 |
| 73 | Aia Anonymi Etaireia | Greece | Acharnes | 12. Kryoneriou Ave | Anatoliki Attiki | 14568 | N/A | 2020 | $23,380,062 | 62 | N/A | N/A | 801384980 |
| 74 | Dion Tech S.A. | Greece | Stavroupoli | 90 Thermaikou | Thessaloniki | 56430 | N/A | 1990 | $23,303,115 | 477 | N/A | N/A | 094413212 |
| 75 | Tentec Technical Projects S.A. | Greece | Chalandri | Poseidonos 4 | Voreios Tomeas Athinon | 15232 | N/A | 2020 | $23,265,176 | 25 | N/A | N/A | 801341052 |
| 76 | Techniki Ergon S.A. | Greece | Athina | 56 Kypselis | Kentrikos Tomeas Athinon | 11362 | N/A | 2002 | $23,244,640 | 39 | N/A | N/A | 099747434 |
| 77 | Mallionda S.A. | Greece | Amarousio | 33 Irodotou | Voreios Tomeas Athinon | 15122 | mallionda.***** | 2001 | $22,984,430 | 93 | N/A | N/A | 999871752 |
| 78 | Balkan Electric A.E. | Greece | Sykies | 43 G. Papadopoulou | Thessaloniki | 56625 | N/A | 2002 | $22,482,180 | 200 | N/A | N/A | 099418313 |
| 79 | Aliveri Power Units Maintenance S.A. | Greece | Athina | L. Riankour 64 | Kentrikos Tomeas Athinon | 11523 | N/A | 2016 | $21,949,549 | 5 | N/A | N/A | 997102482 |
| 80 | Techniki Anaptyxi S.A. | Greece | Kozani | 8 K. Bastia | Kozani | 50132 | N/A | 2001 | $21,908,515 | 34 | N/A | N/A | 099769518 |
| 81 | Sec S.A. | Greece | Chalkida | 42 Politikon & Promachonos | Evoia | 34100 | N/A | 2007 | $21,621,524 | 77 | N/A | N/A | 998670993 |
| 82 | T.E.S Techniki Etaireia Serron A.E. | Greece | Serres | 12 Dion. Solomou | Serres | 62122 | tessa.***** | 1980 | $21,354,639 | 84 | N/A | N/A | 094086012 |
| 83 | Enipeas S.A. | Greece | Katerini | Katerinis - Palaiou Keramidiou Rd (1st Km) | Pieria | 60100 | N/A | 1987 | $21,087,778 | 38 | N/A | N/A | 094107282 |
| 84 | Et.m.er. S.A. | Greece | Nea Ionia | 36 Omorfokklissias | Voreios Tomeas Athinon | 14234 | N/A | 1981 | $20,731,126 | 25 | N/A | N/A | 095493451 |
| 85 | Kepa Attikis Anonymi Techniki Etairia | Greece | Peiraias | 13 Ag. Konstantinou | Peiraias | 18532 | N/A | 2004 | $20,665,163 | 20 | N/A | N/A | 999309439 |
| 86 | Fiber2all Single Member S.A. | Greece | Chalandri | 89 Ethn. Antistaseos & 1-3 Tzavella | Voreios Tomeas Athinon | 15231 | N/A | 2023 | $20,638,800 | 5 | N/A | N/A | 996541167 |
| 87 | Kokkinos Anonymi Techniki Kai Emporiki Etairia S.A. | Greece | Grevena | 69 Meg. Alexandrou | Grevena | 51100 | kokkinos-atee.***** | 1992 | $20,523,083 | 40 | N/A | N/A | 094343395 |
| 88 | 3k Techniki Emporiki Anonymi Etairia | Greece | Athina | 86 Ag. Lavras | Kentrikos Tomeas Athinon | 11141 | 3-k.***** | 2002 | $20,484,971 | 30 | N/A | N/A | 082911990 |
| 89 | Domiki Etaireia Synergazomenon Michanikon - Ergodomi Anonymos Viotechniki Emporiki Kai Tec | Greece | Naousa | 11 Dion. Solomou | Imathia | 59200 | ergodomi.***** | 1983 | $20,141,333 | 20 | N/A | N/A | 094127545 |
| 90 | Efarmoges Pyritiou Piritium S.A. | Greece | Amarousio | L Kapodistriou 38-40 | Voreios Tomeas Athinon | 15123 | N/A | 2006 | $20,045,567 | 15 | N/A | N/A | 998641033 |
| 91 | Yetos Chomatourgikes Ergasies Sole Shareholder CO. LTD | Greece | Amarousio | 26-28 Anaxagora | Voreios Tomeas Athinon | 15126 | N/A | 2010 | $20,023,108 | 60 | N/A | N/A | 997788360 |
| 92 | Whitestone Constructions S.A. | Greece | Glyfada | 85 Vouliagmenis Ave | Notios Tomeas Athinon | 16674 | N/A | 2008 | $19,953,042 | 57 | N/A | N/A | 998538343 |
| 93 | Ergodomiki Voiotias S.A. Tecniiki Toyristiki Ktimatiki Latomiki Metaforiki Kai Energeiaki | Greece | Thiva | 40 Amfionos | Voiotia | 32200 | ergodomiki-v.***** | 1994 | $19,952,662 | 62 | N/A | N/A | 094314897 |
| 94 | Construction Company Christopher D. Constantinidis S.A. | Greece | Marousi | 10 Germanikis Scholis Athinon | Voreios Tomeas Athinon | 15123 | N/A | 1980 | $19,945,230 | 119 | N/A | N/A | 094077875 |
| 95 | Egnatia Anonymi Techniki Emporiki Viomichaniki Etairia | Greece | Grevena | 57 P. Mela | Grevena | 51100 | N/A | 1997 | $19,729,692 | 29 | N/A | N/A | 094162928 |
| 96 | Joint Venture Ton Etairion Anaptyxiaki Evvoias S.A. & Organismos Anaptyxis Stereas Ellada | Greece | Chalkida | 93 Chaina Avenue | Evoia | 34100 | N/A | 2017 | $19,676,293 | 119 | N/A | N/A | 997124702 |
| 97 | Joint Venture Renco SPA - Terna S.A. | Greece | Athina | 85 Mesogeion Ave | Kentrikos Tomeas Athinon | 11526 | terna.***** | 2016 | $19,676,293 | 119 | N/A | N/A | 997126467 |
| 98 | J/V J & P Avax S.A. - Fcc Construction S.A. | Greece | Marousi | 16 Amaroussiou - Halandriou Ave | Voreios Tomeas Athinon | 15125 | avax-sa.***** | 2006 | $19,676,293 | 119 | N/A | N/A | 998826212 |
| 99 | J/V J & P - Avax S.A. - Ghella S.P.A. | Greece | Marousi | 16 Amaroussiou - Halandriou Str. | Voreios Tomeas Athinon | 15125 | N/A | 2012 | $19,676,293 | 119 | N/A | N/A | 997459876 |
| 100 | Joint Venture Terna S.A. - Mytilinaios S.A. | Greece | Athina | 85 Mesogeion Ave | Kentrikos Tomeas Athinon | 11526 | terna.***** | 2022 | $19,676,293 | 119 | N/A | N/A | 996607241 |