| 1 | Voestalpine Stahl GMBH | Austria | Linz | Voest-alpine-straße 3 | Oberösterreich | 4020 | voestalpine.***** | 1987 | $6,042,060,071 | 7,233 | N/A | N/A | FN78052h |
| 2 | Julius Blum GMBH | Austria | Höchst | Industriestraße 1 | Vorarlberg | 6973 | blum.***** | 1952 | $2,016,959,353 | 6,942 | N/A | N/A | FN62067a |
| 3 | Kromberg & Schubert Austria GMBH & CO. KG | Austria | Oberpullendorf | Ungargasse 111 | Burgenland | 7350 | kromberg-schubert.***** | 1987 | $1,708,419,719 | 257 | N/A | N/A | FN11447i |
| 4 | Voestalpine Steel & Service Center GMBH | Austria | Linz | Voest-alpine-straße 3 | Oberösterreich | 4020 | voestalpine.***** | 2005 | $1,443,266,667 | 567 | N/A | N/A | FN259397t |
| 5 | Voestalpine Stahl Donawitz GMBH | Austria | Leoben | Kerpelystraße 199 | Steiermark | 8700 | voestalpine.***** | 1990 | $1,337,434,162 | 1,348 | N/A | N/A | FN86361b |
| 6 | Voestalpine Bohler Edelstahl GMBH & CO KG | Austria | Kapfenberg | Mariazeller Straße 25 | Steiermark | 8605 | bohler-edelstahl.***** | 1991 | $1,309,734,617 | 2,379 | N/A | N/A | FN294435v |
| 7 | Voestalpine Grobblech GMBH | Austria | Linz | Voest-alpine-straße 3 | Oberösterreich | 4020 | voestalpine.***** | 2002 | $1,057,155,112 | 544 | N/A | N/A | FN220598i |
| 8 | Amag Rolling GMBH | Austria | Braunau am Inn | Lamprechtshausener Straße 61 | Oberösterreich | 5282 | amag.***** | 1991 | $1,035,247,479 | 1,212 | N/A | N/A | FN115998k |
| 9 | Amag Casting GMBH | Austria | Braunau am Inn | Lamprechtshausener Straße 61 | Oberösterreich | 5282 | amag.***** | 1987 | $888,385,749 | 453 | N/A | N/A | FN114717b |
| 10 | Hammerer Aluminium Industries GMBH | Austria | Braunau am Inn | Lamprechtshausener Straße 69 | Oberösterreich | 5282 | hai-aluminium.***** | 1991 | $887,325,949 | 111 | N/A | N/A | FN312082w |
| 11 | Voestalpine Tubulars GMBH & CO KG. | Austria | Kindberg | Alpinestraße 17 | Steiermark | 8652 | vatubulars.***** | 1987 | $873,001,396 | 1,088 | N/A | N/A | FN165400k |
| 12 | Voestalpine Rail Technology GMBH | Austria | Leoben | Kerpelystraße 199 | Steiermark | 8700 | voestalpine.***** | 1995 | $793,788,345 | 713 | N/A | N/A | FN140118g |
| 13 | Gebauer & Griller Kabelwerke Gesellschaft M.B.H. | Austria | Wien | Muthgasse 36 | Wien | 1190 | griller.***** | 1940 | $710,184,647 | 4,074 | N/A | N/A | FN50725x |
| 14 | Glock Gesellschaft M.B.H. | Austria | Ferlach | Gaston-glock-park 1 | Kärnten | 9170 | glock.***** | 1953 | $669,256,155 | 2,561 | N/A | N/A | FN64142b |
| 15 | Plansee SE | Austria | Breitenwang | Metallwerk Plansee-straße 71 | Tirol | 6600 | plansee.***** | 1921 | $655,802,982 | 1,429 | N/A | N/A | FN53042d |
| 16 | Welser Profile Austria GMBH | Austria | Ybbsitz | Prochenberg 24a | Niederösterreich | 3341 | welser.***** | 1961 | $477,772,627 | 1,314 | N/A | N/A | FN189291w |
| 17 | Pankl Racing Systems AG | Austria | Kapfenberg | Industriestraße West 4 | Steiermark | 8605 | pankl.***** | 1995 | $445,086,363 | 2,288 | N/A | N/A | FN540009g |
| 18 | Magna Presstec GMBH | Austria | Weiz | Elin-sud-straße 16 | Steiermark | 8160 | cosma.***** | 1989 | $432,801,162 | 841 | N/A | N/A | FN218194z |
| 19 | Magna Metalforming GMBH | Austria | Wien | Technologiestraße 8 | Wien | 1120 | magna.***** | 1999 | $427,159,880 | 668 | N/A | N/A | FN187453t |
| 20 | M + S Maschinen Und Stahl Holding GMBH | Austria | Raaba | Gustinus-ambrosi-straße 1-3 | Steiermark | 8074 | avi.***** | 1948 | $398,419,220 | 300 | N/A | N/A | FN37341p |
| 21 | Haberkorn GMBH | Austria | Wolfurt | Hohe Brucke | Vorarlberg | 6961 | haberkorn.***** | 1951 | $394,227,778 | 954 | N/A | N/A | FN217032s |
| 22 | Voestalpine Wire Rod Austria GMBH | Austria | Sankt Peter-freienstein | Drahtstraße 1 | Steiermark | 8792 | voestalpine.***** | 1990 | $352,545,145 | 378 | N/A | N/A | FN56082z |
| 23 | Wieland Austria Ges.m.b.h. | Austria | Amstetten | Fabrikstraße 4 | Niederösterreich | 3300 | wieland.***** | 1904 | $348,909,077 | 559 | N/A | N/A | FN93165h |
| 24 | Voestalpine Bohler Aerospace GMBH & CO KG | Austria | Kapfenberg | Mariazeller Straße 25 | Steiermark | 8605 | voestalpine.***** | 1991 | $302,285,229 | 777 | N/A | N/A | FN129839s |
| 25 | Stahl- Und Walzwerk Marienhutte Gesellschaft M.B.H. | Austria | Graz | Sudbahnstraße 11 | Steiermark | 8020 | marienhuette.***** | 1979 | $295,625,620 | 301 | N/A | N/A | FN53523k |
| 26 | Thöni Industriebetriebe GMBH | Austria | Telfs | Obermarktstraße 48 | Tirol | 6410 | thoeni.***** | 1964 | $290,832,134 | 824 | N/A | N/A | FN289764z |
| 27 | Ceratizit Austria Gesellschaft M.B.H. | Austria | Breitenwang | Metallwerk-plansee Straße 71 | Tirol | 6600 | ceratizit.***** | 1985 | $285,513,864 | 767 | N/A | N/A | FN36281f |
| 28 | Pewag Austria GMBH | Austria | Graz | Gaslaternenweg 4 | Steiermark | 8041 | pewag.***** | 1730 | $281,665,708 | 295 | N/A | N/A | FN35303t |
| 29 | Mayer & CO Beschläge GMBH | Austria | Salzburg | Alpenstraße 173 | Salzburg | 5020 | maco.***** | 1947 | $272,369,642 | 574 | N/A | N/A | FN136280m |
| 30 | Schaeffler Austria GMBH | Austria | Berndorf | Schaefflerplatz 1 | Niederösterreich | 2560 | schaeffler.***** | 1958 | $262,966,421 | 466 | N/A | N/A | FN85104d |
| 31 | Gf Casting Solutions Altenmarkt GMBH & CO KG | Austria | Altenmarkt Bei Sankt Gallen | Eßling 41 | Steiermark | 8934 | gfcs.***** | 1986 | $261,086,028 | 700 | N/A | N/A | FN217185s |
| 32 | Tcg Unitech GMBH | Austria | Kirchdorf An der Krems | Steiermärker Straße 49 | Oberösterreich | 4560 | tcgunitech.***** | 1998 | $241,887,590 | 976 | N/A | N/A | FN168053m |
| 33 | Voestalpine Precision Strip GMBH | Austria | Rosenau am Sonntagberg | Waidhofner Straße 3 | Niederösterreich | 3333 | voestalpine.***** | 1984 | $241,190,212 | 918 | N/A | N/A | FN90913x |
| 34 | Breitenfeld Edelstahl Aktiengesellschaft | Austria | Mitterdorf Im Mürztal | Breitenfeldstraße 22 | Steiermark | 8662 | breitenfeld.***** | 1942 | $239,770,692 | 332 | N/A | N/A | FN74471t |
| 35 | Hammerer Aluminium Industries Extrusion GMBH | Austria | Braunau am Inn | Lamprechtshausener Straße 69 | Oberösterreich | 5282 | hai-aluminium.***** | 2009 | $238,813,717 | 534 | N/A | N/A | FN335745v |
| 36 | Grass GMBH | Austria | Höchst | Grassplatz 1 | Vorarlberg | 6973 | grass.***** | 1968 | $235,590,930 | 1,030 | N/A | N/A | FN69397f |
| 37 | Voestalpine Krems GMBH | Austria | Krems An der Donau | Schmidhuttenstraße 5 | Niederösterreich | 3500 | voestalpine.***** | 1946 | $235,319,222 | 492 | N/A | N/A | FN32327s |
| 38 | Imr Metal Powder Technologies GMBH | Austria | Velden am Wörther See | Jessenigstraße 4 | Kärnten | 9220 | imr-metalle.***** | 2003 | $234,705,758 | 75 | N/A | N/A | FN230903p |
| 39 | Hoerbiger Wien GMBH | Austria | Wien | Seestadtstraße 25 | Wien | 1220 | hoerbiger.***** | 1897 | $226,343,844 | 568 | N/A | N/A | FN99355k |
| 40 | Neuman Aluminium Strangpresswerk GMBH | Austria | Lilienfeld | Werkstraße 1 | Niederösterreich | 3182 | neuman.***** | 1998 | $220,163,371 | 296 | N/A | N/A | FN172832s |
| 41 | Voestalpine Automotive Components Linz GMBH & CO KG | Austria | Linz | Stahlstraße 47 | Oberösterreich | 4020 | voestalpine.***** | 2021 | $207,865,180 | 225 | N/A | N/A | FN568271v |
| 42 | Gf Casting Solutions Herzogenburg Hpdc GMBH | Austria | Herzogenburg | Wiener Straße 41-43 | Niederösterreich | 3130 | gfcs.***** | 2001 | $204,900,976 | 516 | N/A | N/A | FN215246p |
| 43 | Prefa Aluminiumprodukte Gesellschaft M.B.H. | Austria | Lilienfeld | Werkstraße 1 | Niederösterreich | 3182 | prefa.***** | 1986 | $203,532,069 | 520 | N/A | N/A | FN93019v |
| 44 | Hydro Extrusion Nenzing GMBH | Austria | Nenzing | Austraße 16 | Vorarlberg | 6710 | hydro.***** | 1983 | $202,364,371 | 410 | N/A | N/A | FN73051d |
| 45 | Asta Elektrodraht GMBH | Austria | Waldegg | Oed 1 | Niederösterreich | 2755 | asta.***** | 1970 | $192,646,306 | 302 | N/A | N/A | FN107238d |
| 46 | Fröling Heizkessel- Und Behälterbau, Gesellschaft M.B.H. | Austria | Grieskirchen | Industriestraße 12 | Oberösterreich | 4710 | froeling.***** | 1950 | $183,058,379 | 475 | N/A | N/A | FN99229a |
| 47 | Voestalpine Bohler Bleche GMBH & CO KG | Austria | Mürzzuschlag | Böhler-gasse 1 | Steiermark | 8680 | bohler-bleche.***** | 1991 | $175,358,930 | 524 | N/A | N/A | FN294442d |
| 48 | Miba Sinter Austria GMBH | Austria | Vorchdorf | Dr. Mitterbauer-straße 1 | Oberösterreich | 4655 | miba.***** | 1927 | $171,631,399 | 524 | N/A | N/A | FN109299i |
| 49 | Skw Schwechater Kabelwerke GMBH | Austria | Schwechat | Himberger Straße 50 | Niederösterreich | 2320 | skw.***** | 1985 | $170,346,046 | 62 | N/A | N/A | FN81832t |
| 50 | Voestalpine Wire Austria GMBH | Austria | Bruck An der Mur | Bahnhofstraße 2 | Steiermark | 8600 | voestalpine.***** | 1991 | $168,418,314 | 309 | N/A | N/A | FN421357v |
| 51 | Stahl Judenburg GMBH | Austria | Judenburg | Gußstahlwerkstraße 21 | Steiermark | 8750 | stahl-judenburg.***** | 1987 | $160,613,831 | 411 | N/A | N/A | FN58759k |
| 52 | Ceatec Engineering GMBH | Austria | Eberschwang | Antiesen 15 | Oberösterreich | 4906 | ceatec.***** | 2002 | $158,620,920 | 59 | N/A | N/A | FN226764b |
| 53 | E. Hawle Armaturenwerke GMBH | Austria | Vöcklabruck | Wagrainer Straße 13 | Oberösterreich | 4840 | hawle.***** | 1999 | $146,460,003 | 344 | N/A | N/A | FN380289z |
| 54 | Schoeller-Bleckmann Edelstahlrohr GMBH | Austria | Ternitz | Rohrstraße 1 | Niederösterreich | 2630 | sber.***** | 1987 | $142,796,899 | 372 | N/A | N/A | FN151015g |
| 55 | Maco Produktions GMBH | Austria | Trieben | Industriestraße 1 | Steiermark | 8784 | maco.***** | 1993 | $140,786,072 | 520 | N/A | N/A | FN242538z |
| 56 | Atlas Blech Center GMBH | Austria | Linz | Kapuzinerstraße 84a | Oberösterreich | 4020 | atlasblechcenter.***** | 1974 | $140,244,879 | 111 | N/A | N/A | FN243085d |
| 57 | Maschinenfabrik Liezen Und Gießerei Ges.m.b.h. | Austria | Liezen | Werkstraße 5 | Steiermark | 8940 | mfl.***** | 1994 | $132,932,783 | 675 | N/A | N/A | FN127024a |
| 58 | Hella Sonnen- Und Wetterschutztechnik GMBH | Austria | Abfaltersbach | Abfaltersbach 125 | Tirol | 9913 | hella.***** | 1990 | $129,304,781 | 684 | N/A | N/A | FN54156t |
| 59 | Smc Austria GMBH | Austria | Korneuburg | Girakstraße 2-8 | Niederösterreich | 2100 | smc.***** | 1984 | $126,772,534 | 250 | N/A | N/A | FN61518v |
| 60 | Wuppermann Austria Gesellschaft M.B.H. | Austria | Judenburg | Gußstahlwerkstraße 23 | Steiermark | 8750 | wuppermann.***** | 1987 | $124,442,495 | 110 | N/A | N/A | FN73708w |
| 61 | Minimax Mobile Services GMBH | Austria | Wien | Carlbergergasse 66b | Wien | 1230 | minimax-mobile.***** | 2003 | $124,026,653 | 606 | N/A | N/A | FN266219z |
| 62 | Friedrich Deutsch Metallwerk Gesellschaft M.B.H. | Austria | Innsbruck | Archenweg 40 | Tirol | 6021 | metalldeutsch.***** | 1947 | $123,085,456 | 620 | N/A | N/A | FN43626g |
| 63 | Miba Frictec GMBH | Austria | Roitham am Traunfall | Peter-mitterbauer-straße 1 | Oberösterreich | 4661 | miba.***** | 1995 | $121,678,256 | 401 | N/A | N/A | FN138519f |
| 64 | Umdasch Store Makers Leibnitz GMBH | Austria | Leibnitz | Ottokar Kernstockgasse 16 | Steiermark | 8430 | umdasch.***** | 1993 | $121,322,912 | 537 | N/A | N/A | FN35797v |
| 65 | Neuman Aluminium Austria GMBH | Austria | Lilienfeld | Werkstraße 1 | Niederösterreich | 3182 | neuman.***** | 1998 | $120,087,379 | 118 | N/A | N/A | FN178435f |
| 66 | Dormakaba Austria GMBH | Austria | Herzogenburg | Ulrich-bremi-straße 2 | Niederösterreich | 3130 | dormakaba.***** | 1968 | $119,297,821 | 590 | N/A | N/A | FN32553y |
| 67 | Berndorf Band GMBH | Austria | Berndorf | Leobersdorfer Straße 26 | Niederösterreich | 2560 | berndorfband-group.***** | 1989 | $117,171,522 | 590 | N/A | N/A | FN233231m |
| 68 | Slc Stahl Logistik Center GMBH | Austria | Wien | Uferstraße 22 | Wien | 1220 | slc-wien.***** | 2007 | $116,504,992 | 39 | N/A | N/A | FN292546s |
| 69 | Nemak Linz GMBH | Austria | Linz | Zeppelinstraße 24 | Oberösterreich | 4030 | nemak.***** | 1946 | $114,342,281 | 341 | N/A | N/A | FN76524k |
| 70 | Eisenwerk Sulzau-Werfen, R. & E. Weinberger Aktiengesellschaft | Austria | Werfen | Bundesstraße 4 | Salzburg | 5451 | esw.***** | 1922 | $106,696,067 | 296 | N/A | N/A | FN39378i |
| 71 | Windhager Zentralheizung Technik GMBH In Liquidation | Austria | Seekirchen am Wallersee | Anton-windhager-straße 20 | Salzburg | 5201 | windhager.***** | 1981 | $106,607,396 | 376 | N/A | N/A | FN65102p |
| 72 | Aptiv Services Austria GPD. GMBH & CO KG | Austria | Großpetersdorf | Industriestraße 1 | Burgenland | 7503 | aptiv.***** | 1986 | $105,878,196 | 254 | N/A | N/A | FN246847k |
| 73 | Mark Metallwarenfabrik GMBH | Austria | Spital am Pyhrn | Gleinkerau 23 | Oberösterreich | 4582 | mark.***** | 1994 | $105,770,283 | 352 | N/A | N/A | FN83445p |
| 74 | Tiroler Rohre GMBH | Austria | Hall in Tirol | Innsbrucker Straße 51 | Tirol | 6060 | trm.***** | 1947 | $104,789,195 | 255 | N/A | N/A | FN32900h |
| 75 | Kwb Energiesysteme GMBH | Austria | Sankt Margarethen An der Raab | Industriestraße 235 | Steiermark | 8321 | kwb.***** | 1994 | $104,250,153 | 361 | N/A | N/A | FN87201m |
| 76 | Voestalpine Rotec GMBH | Austria | Krieglach | Eisenhammerstraße 15 | Steiermark | 8670 | voestalpine.***** | 2005 | $104,198,703 | 348 | N/A | N/A | FN258821w |
| 77 | Evva Sicherheitstechnologie GMBH | Austria | Wien | Wienerbergstraße 59-65 | Wien | 1120 | evva.***** | 1919 | $101,984,352 | 772 | N/A | N/A | FN120755g |
| 78 | Urbas Maschinenfabrik Gesellschaft M.B.H. | Austria | Völkermarkt | Billrothstraße 7 | Kärnten | 9100 | urbas.***** | 1929 | $100,748,799 | 376 | N/A | N/A | FN100430t |
| 79 | Tortec Brandschutztor Gesellschaft Mbh | Austria | Wolfsegg am Hausruck | Imling Nr. 10 | Oberösterreich | 4902 | tortec.***** | 1990 | $98,920,655 | 340 | N/A | N/A | FN56783f |
| 80 | Roto Frank Austria GMBH | Austria | Kalsdorf Bei Graz | Lapp-finze-straße 21 | Steiermark | 8401 | roto-frank.***** | 1968 | $96,685,229 | 354 | N/A | N/A | FN37373k |
| 81 | Boehlerit GMBH & Co.kg. | Austria | Kapfenberg | Werk Vi-straße 100 | Steiermark | 8605 | boehlerit.***** | 1990 | $96,431,888 | 467 | N/A | N/A | FN16002h |
| 82 | Strabag Bmti GMBH | Austria | Trumau | Stiftsgasse 1 | Niederösterreich | 2521 | strabag.***** | 1982 | $96,427,873 | 460 | N/A | N/A | FN83609f |
| 83 | Geberit Produktions GMBH & CO KG | Austria | Sankt Pölten | Gebertstraße 1 | Niederösterreich | 3140 | geberit.***** | 1965 | $93,710,584 | 417 | N/A | N/A | FN221114v |
| 84 | Collini GMBH | Austria | Hohenems | Schweizerstraße 59 | Vorarlberg | 6845 | collini.***** | 1908 | $91,693,942 | 449 | N/A | N/A | FN579548b |
| 85 | Hutte Klein-Reichenbach Gesellschaft M.B.H. | Austria | Windigsteig | Klein-reichenbach 25/(windigsteig) | Niederösterreich | 3900 | hkb.***** | 1954 | $90,390,408 | 54 | N/A | N/A | FN36513x |
| 86 | Solarfocus GMBH | Austria | Sankt Ulrich Bei Steyr | Werkstraße 1 | Oberösterreich | 4451 | solarfocus.***** | 1993 | $90,038,699 | 158 | N/A | N/A | FN281755x |
| 87 | Herz Armaturen Ges.m.b.h. | Austria | Wien | Richard-strauss-straße 22 | Wien | 1230 | herz-armaturen.***** | 1896 | $89,686,768 | 295 | N/A | N/A | FN101622w |
| 88 | Rika Innovative Ofentechnik GMBH | Austria | Micheldorf in Oberösterreich | Mullerviertel 20 | Oberösterreich | 4563 | rika.***** | 1950 | $88,542,558 | 376 | N/A | N/A | FN61288f |
| 89 | Dynacast Osterreich Gesellschaft M.B.H. | Austria | Weikersdorf am Steinfelde | Technologiestraße 10 | Niederösterreich | 2722 | dynacast.***** | 1950 | $86,457,368 | 405 | N/A | N/A | FN180819k |
| 90 | Festo Gesellschaft M.B.H. | Austria | Wien | Linzerstraße 227 | Wien | 1140 | festo.***** | 1959 | $85,888,922 | 250 | N/A | N/A | FN38435y |
| 91 | Integral Group GMBH | Austria | Achau | Lanzendorfer Straße 52 | Niederösterreich | 2481 | integral.***** | 1969 | $85,021,440 | 520 | N/A | N/A | FN55151f |
| 92 | Senad Zahirovic | Austria | Schwechat | Mannswörtherstraße 95/1/7 | Niederösterreich | 2320 | N/A | 2016 | $84,959,360 | 2 | N/A | N/A | ATU71579035 |
| 93 | Wilhelm Gronbach GMBH & CO KG | Austria | Niederndorf | Innstraße 2 | Tirol | 6342 | gronbach.***** | 1997 | $84,634,834 | 129 | N/A | N/A | FN154409y |
| 94 | Pollmann Austria GMBH | Austria | Karlstein An der Thaya | Raabser Straße 1 | Niederösterreich | 3822 | pollmann.***** | 1973 | $83,429,188 | 328 | N/A | N/A | FN33555x |
| 95 | Voestalpine Giesserei Linz GMBH | Austria | Linz | Voest-alpine-straße 3 | Oberösterreich | 4020 | voestalpine.***** | 1999 | $81,065,589 | 222 | N/A | N/A | FN180047a |
| 96 | Flowserve Control Valves GMBH | Austria | Villach | Kasernengasse 6 | Kärnten | 9500 | flowserve.***** | 2011 | $80,055,600 | 250 | N/A | N/A | FN363661x |
| 97 | Mrb Guss GMBH | Austria | Herzogenburg | Wiener Straße 41-43 | Niederösterreich | 3130 | mrb-guss.***** | 2001 | $75,370,798 | 260 | N/A | N/A | FN212543p |
| 98 | Erne Fittings GMBH | Austria | Schlins | Hauptstraße 48 | Vorarlberg | 6824 | ernefittings.***** | 1919 | $74,627,354 | 520 | N/A | N/A | FN153885b |
| 99 | Krenhof GMBH | Austria | Köflach | Judenburgerstraße 188 | Steiermark | 8580 | krenhof.***** | 1996 | $74,075,837 | 375 | N/A | N/A | FN537209p |
| 100 | Hermes Schleifmittel Ges.m.b.h. | Austria | Bad Sankt Leonhard Im Lavanttal | Klagenfurter Straße 360 | Kärnten | 9462 | hermes-schleifwerkzeuge.***** | 1972 | $73,967,455 | 211 | N/A | N/A | FN120648z |