| 1 | Rwe Supply & Trading GMBH | Unitedkingdom | Grange Park | Windmill Hill Business Park | Swindon | SN5 6PB | rwe.***** | 2003 | $67,757,424,256 | 1,686 | N/A | N/A | FC024935 |
| 2 | China International Marine Containers (group) Co.,ltd. | China | Shenzhen | 8th Floor, Cimc R&d Center, No.2 Gangwan Avenue, Nanshan Shekou | Guangdong | 518067 | N/A | 1980 | $24,520,665,814 | 82,498 | N/A | N/A | 440301501119369 |
| 3 | Aviquipo Of India LIMITED | India | Kolkata | No-22 22, No-22 Chittaranjan Avenue | West Bengal | 700072 | N/A | 1945 | $4,722,017,835 | 25 | N/A | N/A | N/A |
| 4 | Chart Industries, INC. | USA | Ball Ground | 2200 Airport Industrial Dr Ste 100 | Cherokee | 30107 | chartindustries.***** | 1992 | $4,160,300,000 | 11,928 | N/A | N/A | 2302068 |
| 5 | Auto Gas Energy India LIMITED | India | Kochi | Auto Gas Energy Ltd Xxxv 2295 Mg | Kerala | 682016 | N/A | 2003 | $4,139,279,799 | 6 | N/A | N/A | AAFCA1522K |
| 6 | Baoti Group Co.,ltd. | China | Baoji | No. 88, Gaoxin Avenue, Hightech Development Zone | Shaanxi | 721000 | N/A | 2005 | $3,339,776,413 | 5,972 | N/A | N/A | 610301100018415 |
| 7 | Framatome | France | Courbevoie | Tour Areva | Hauts-de-seine | 92400 | framatome.***** | 1990 | $3,243,367,518 | 12,703 | N/A | N/A | 37904139500011 |
| 8 | Modine Manufacturing Company INC | USA | Racine | 1500 de Koven Ave | Racine | 53403 | modine.***** | 1916 | $2,583,500,000 | 11,300 | N/A | N/A | 1 M03069 |
| 9 | Dongfang Boiler CO., LTD. | China | Zigong | No. 150, Huangjueping Road, Wuxing Street, Ziliujing District | Sichuan | 643099 | N/A | 1989 | $2,319,189,885 | 2,351 | N/A | N/A | 510300000004606 |
| 10 | China First Heavy Industries Co.,ltd. | China | Qiqihar | No.9, Changqian Rd., Hongbaoshi Office, Fulaerji Dist. | Heilongjiang | 161042 | N/A | 2008 | $2,293,483,282 | 8,655 | N/A | N/A | 100000000041982 |
| 11 | Comfort Coolers Private LIMITED | India | Mumbai | 404, 4th Floor Laxmi Commercial Centre | Maharashtra | 400028 | N/A | 1995 | $2,191,935,253 | 110 | N/A | N/A | THTHA009513300A |
| 12 | Spx Technologies, INC. | USA | Charlotte | 6325 Ardrey Kell Rd Ste 400 | Mecklenburg | 28277 | spx.***** | 1912 | $1,983,900,000 | 4,300 | N/A | N/A | 6943669 |
| 13 | Rolls-Royce Submarines LIMITED | Unitedkingdom | Spondon | Atlantic House | Derby | DE21 7BE | rolls-royce.***** | 1959 | $1,750,610,529 | 4,834 | N/A | N/A | 00620485 |
| 14 | Miura Co.,ltd. | Japan | Matsuyama | 7, Horiecho | Ehime | 799-2696 | N/A | 1927 | $1,685,492,746 | 7,729 | N/A | N/A | 7500001003977 |
| 15 | Ningbo Deye Technology CO., LTD. | China | Ningbo | No.26, Yongjiang South Road, Daqi, Beilun District | Zhejiang | 315806 | N/A | 2000 | $1,546,683,094 | 5,615 | N/A | N/A | 330200400028167 |
| 16 | Shanghai Boiler Works Co.,ltd. | China | Shanghai | No.250, Huaning Road, Minhang District | Shanghai | 200245 | N/A | 1989 | $1,532,816,802 | 1,495 | N/A | N/A | 310112000023511 |
| 17 | Wuxi Huaguang Environment & Energy Group CO., LTD. | China | Wuxi | 8 Financial 1st Street | Jiangsu | 214028 | N/A | 2000 | $1,257,793,639 | 4,019 | N/A | N/A | 320200000014573 |
| 18 | Borbet GMBH | Germany | Hallenberg | Hauptstr. 5 | Hochsauerlandkreis | 59969 | borbet.***** | 1978 | $1,196,734,989 | 3,703 | N/A | N/A | 59821B2477 |
| 19 | Desa - Otak Muhendislik Ve Taahhut Sanayi Ve Ticaret A S | Turkey | İzmir | No:4 Kemalpasa Caddesi | İzmir | 35063 | ktmmuhendislik.***** | 2002 | $1,122,937,500 | 7,500 | N/A | N/A | 32463 |
| 20 | Glv Ingeniería, S.A. De C.V. | Mexico | Apaseo el Grande | Francisco I. Madero No. 205 | Guanajuato | 38197 | N/A | 2018 | $956,962,961 | 37 | N/A | N/A | GIN181115N30 |
| 21 | Xizi Clean Energy Equipment Manufacturing CO., LTD. | China | Hangzhou | No.1216, Danonggang Road, Shangcheng District | Zhejiang | 310006 | N/A | 1955 | $888,364,087 | 2,409 | N/A | N/A | 330000400000578 |
| 22 | Bluescope Water Australia PTY LTD | Australia | Perth | 23 Clayton St | Western Australia | 6056 | pioneertanks.***** | 1989 | $845,509,500 | 16,500 | N/A | N/A | 009387660 |
| 23 | Hyquip Rotolok Private LIMITED | India | Hyderabad | 1-1-564 Hyquip Houe | Telangana | 500020 | N/A | 1994 | $775,290,515 | 80 | N/A | N/A | N/A |
| 24 | Koch Engineered Solutions, LLC | USA | Wichita | 4111 E 37th St N | Sedgwick | 67220 | koch-glitsch.***** | 2001 | $761,193,767 | 970 | N/A | N/A | N/A |
| 25 | Amber Enterprises India LIMITED | India | Gurugram | 1st Floor, Universal Trade Tower, | Haryana | 122018 | ambergroupindia.***** | 2017 | $754,764,413 | 18,461 | N/A | N/A | 06AABCA3456E2Z2 |
| 26 | Thermax LIMITED | India | Pune | Thermax House 14, Mumbai- Pune Road, | Maharashtra | 411003 | thermaxindia.***** | 1995 | $715,126,622 | 5,964 | N/A | N/A | 27AAACT3910D1ZS |
| 27 | Fulongma Group Co.,ltd. | China | Longyan | No.42, Longteng S. Road, Donghua Community, Dongxiao Town, Xinlu | Fujian | 364028 | N/A | 2007 | $695,582,907 | 50,642 | N/A | N/A | 350800100008357 |
| 28 | Mitek INC. | USA | Chesterfield | 16023 Swingley Ridge Rd | St. Louis County | 63017 | mitek-us.***** | 2001 | $686,164,057 | 740 | N/A | N/A | 00334030 |
| 29 | Robert Bosch, S. De R.L. De C.V. | Mexico | Toluca de Lerdo | Robert Bosch No. 405 | México | 50071 | bosch.***** | 1966 | $680,567,236 | 400 | N/A | N/A | RBO910102QJ9 |
| 30 | Techno-Flow Industries | India | Nashik | D-1/28, Midc Ambad, | Maharashtra | 422010 | online.***** | 2007 | $670,692,645 | 1 | N/A | N/A | AEYPP8922N |
| 31 | Shanghai Cibao Metal Material CO. LTD. | China | Shanghai | Cibao Building 12, Lane 1588, Youyi Road | Shanghai | 201507 | N/A | 2002 | $666,226,628 | 8 | N/A | N/A | 310113000441236 |
| 32 | Bwxt Government Group, INC. | USA | Lynchburg | 2016 Mount Athos Rd | Lynchburg | 24504 | bwxt.***** | 2002 | $643,887,097 | 8,000 | N/A | N/A | N/A |
| 33 | Canerector INC | Canada | Toronto | 1 Sparks Ave | Ontario | M2H 2W1 | marshallbarwick.***** | 2018 | $625,369,600 | 3,000 | N/A | N/A | 11796453 |
| 34 | Evapco, INC. | USA | Taneytown | 5151 Allendale Ln | Carroll | 21787 | evapco.***** | 1976 | $608,802,054 | 1,794 | N/A | N/A | 521059673 |
| 35 | Nagalaxmi Industries | India | Bengaluru | 2e3, Dyvasandra Industrial Area | Karnataka | 560048 | N/A | 1995 | $607,935,990 | 1 | N/A | N/A | PYKRP0010899000 |
| 36 | Pooja Engineers | India | Faridabad | Plot No. 32 | Haryana | 121001 | N/A | 1996 | $607,598,526 | 21 | N/A | N/A | 06ACRPA6745R1ZV |
| 37 | Wastequip, LLC | USA | Charlotte | 6525 Carnegie Blvd Ste 300 | Mecklenburg | 28211 | wastequip.***** | 2018 | $576,588,075 | 1,813 | N/A | N/A | 736091 |
| 38 | Isgec Heavy Engineering LIMITED | India | Noida | A-4, Sector 24 | Uttar Pradesh | 201301 | isgec.***** | 1933 | $575,694,535 | 3,089 | N/A | N/A | 09AAACT5540K2Z4 |
| 39 | Brahmos Aerospace Private LIMITED | India | New Delhi | 16, Carriappa Marg, Kirby Place | Delhi | 110010 | brahmos.***** | 1995 | $536,371,341 | 514 | N/A | N/A | 07AABCR8269E2Z6 |
| 40 | Aem-Technologies, Jsc | Russia | Sankt-peterburg | D. 13 Litera Vm Pom. 469, Ul. Finlyandskaya | Sankt-peterburg | 196650 | N/A | 2007 | $511,478,716 | 4,894 | N/A | N/A | 83789628 |
| 41 | Koch-Glitsch, LP | USA | Wichita | 4111 E 37th St N | Sedgwick | 67220 | koch-glitsch.***** | 1997 | $509,087,161 | 900 | N/A | N/A | 3450705 |
| 42 | Babcock Power INC. | USA | Danvers | 222 Rosewood Dr Fl 3 | Essex | 01923 | babcockpower.***** | 2002 | $509,026,000 | 935 | N/A | N/A | 3575482 |
| 43 | American Industrial Acquisition CORPORATION | USA | New York City | 250 Park Ave Fl 7 | New York | 10177 | aiacgroup.***** | 1996 | $508,497,838 | 7,500 | N/A | N/A | 2638029 |
| 44 | Chart INC. | USA | Tulsa | 5615 S 129th East Ave | Tulsa | 74134 | N/A | 1999 | $502,285,144 | 2,524 | N/A | N/A | 2049930 |
| 45 | O'neal Manufacturing Services, LLC | USA | Vestavia Lake | 1400 Urban Center Dr Ste 350 | Jefferson | 35242 | onealmfgservices.***** | 2015 | $497,701,591 | 1,400 | N/A | N/A | N/A |
| 46 | Northwest Pipe Company | USA | Vancouver | 201 Ne Park Plaza Dr Ste 100 | Clark | 98684 | nwpipe.***** | 1966 | $492,548,000 | 1,358 | N/A | N/A | 7793615 |
| 47 | Qingdao Iron & Steel CO., LTD. | China | Qingdao | No.5, Zunyi Rd.,licang Dist., | Shandong | 266043 | N/A | 1980 | $486,398,556 | 9,492 | N/A | N/A | 370200018045121 |
| 48 | Enerfab, LLC | USA | Cincinnati | 4430 Chickering Ave | Hamilton | 45232 | enerfab.***** | 1988 | $483,979,327 | 2,200 | N/A | N/A | 2443783 |
| 49 | Jiangsu Libert INC. | China | Suzhou | Zhangjiagang Jiangsu Yangtze River Heavy Equipment Industrial Pa | Jiangsu | 215636 | N/A | 2006 | $482,025,477 | 2,052 | N/A | N/A | 320592400003130 |
| 50 | Bwxt Nuclear Operations Group, INC. | USA | Lynchburg | 2016 Mount Athos Rd | Lynchburg | 24504 | bwxt.***** | 2008 | $479,946,645 | 3,800 | N/A | N/A | 4414257 |