| 1 | Sgs Canada INC | Canada | Mississauga | 204-6755 Mississauga Rd | Ontario | L5N 7Y2 | N/A | 2020 | $18,367,380,000 | 90,000 | N/A | N/A | 11782142 |
| 2 | Corona Plus Industries LIMITED | India | Mumbai | Housg Society | Maharashtra | 400028 | coronaplus.***** | 1984 | $5,527,959,016 | 5 | N/A | N/A | N/A |
| 3 | Obsme, Gbu | Russia | Tyumen | 14 Ul. Yuriya Semovskikh | Tyumenskaya Oblast' | 625032 | N/A | 1995 | $2,958,141,315 | 225 | N/A | N/A | 32124726 |
| 4 | Ul Solutions INC. | USA | Northbrook | 333 Pfingsten Rd | Adams | 60062 | ul.***** | 1894 | $2,870,000,000 | 14,813 | N/A | N/A | 4570442 |
| 5 | Daiichi Sankyo Europe GMBH | Germany | München | Zielstattstr. 48 | München | 81379 | daiichi-sankyo.***** | 2008 | $2,625,270,589 | 2,715 | N/A | N/A | 80333B6262 |
| 6 | Mastercard Europe Services LIMITED | Unitedkingdom | Moorgate | 7th Floor | London | EC4R 3AB | vocalink.***** | 2014 | $2,268,564,047 | 4 | N/A | N/A | 09210818 |
| 7 | Als LIMITED | Australia | Brisbane | L 9b 25 King St | Queensland | 4006 | alsglobal.***** | 1910 | $1,899,274,069 | 20,515 | N/A | N/A | 009657489 |
| 8 | Pas Parent LLC | USA | Saint Paul | 2665 Long Lake Rd Ste 300 | Ramsey | 55113 | N/A | 2016 | $1,149,052,116 | 6,566 | N/A | N/A | 6118570 |
| 9 | Pace Analytical Services, LLC | USA | Roseville | 2665 Long Lake Rd Ste 300 | Ramsey | 55113 | pacelabs.***** | 1995 | $1,149,052,116 | 4,500 | N/A | N/A | 904110900053 |
| 10 | Als Metallurgy Holdings PTY LTD | Australia | Perth | 6 Macadam Pl | Western Australia | 6021 | alsglobal.***** | 1994 | $1,114,538,920 | 20,515 | N/A | N/A | 063332516 |
| 11 | Als Metallurgy PTY LTD | Australia | Perth | 6 Macadam Pl | Western Australia | 6021 | alsglobal.***** | 1979 | $1,114,538,920 | 20,515 | N/A | N/A | 008901933 |
| 12 | Als Industrial Holdings PTY LTD | Australia | Brisbane | Level 9b 25 King Street | Queensland | 4006 | alsglobal.***** | 2003 | $1,114,538,920 | 20,515 | N/A | N/A | 107329224 |
| 13 | Acirl Proprietary LIMITED | Australia | Brisbane | 478 Freeman Rd | Queensland | 4077 | alsglobal.***** | 1965 | $1,114,538,920 | 20,515 | N/A | N/A | 000513888 |
| 14 | Als Water And Hydrographics PTY LTD | Australia | Melbourne | 22 Dalmore Dr | Victoria | 3179 | alsglobal.***** | 2003 | $1,114,538,920 | 20,515 | N/A | N/A | 105060320 |
| 15 | Australian Laboratory Services PTY. LTD. | Australia | Brisbane | Level 9b 25 King Street | Queensland | 4006 | alsglobal.***** | 1975 | $1,114,538,920 | 20,515 | N/A | N/A | 009936029 |
| 16 | Hrl Holdings LTD | Australia | Brisbane | Level 9b 25 King Street | Queensland | 4006 | N/A | 2006 | $1,114,538,920 | 20,515 | N/A | N/A | 120896371 |
| 17 | Als South American Holdings PTY LTD | Australia | Brisbane | Level 9b 25 King Street | Queensland | 4006 | alsglobal.***** | 2012 | $1,114,538,920 | 20,515 | N/A | N/A | 161256882 |
| 18 | Als Industrial Power Services PTY LTD | Australia | Brisbane | Level 9b 25 King Street | Queensland | 4006 | N/A | 1995 | $1,114,538,920 | 20,515 | N/A | N/A | 071415499 |
| 19 | Sotera Health Company | USA | Broadview Heights | 9100 S Hills Blvd Ste 300 | Cuyahoga | 44147 | soterahealth.***** | 2015 | $1,100,441,000 | 3,000 | N/A | N/A | 5712398 |
| 20 | Ul GMBH Denmark, Filial Af Ul GMBH, Schweiz | Denmark | Ballerup | Borupvang 5a | Hovedstaden | 2750 | N/A | 2018 | $980,793,127 | 6 | N/A | N/A | 39837633 |
| 21 | P & B Laboratories Private LIMITED | India | Mumbai | A/90 Ashirwad, 11, Lokhandwala Complex | Maharashtra | 400053 | N/A | 1964 | $870,502,879 | 2 | N/A | N/A | AAACP2063M |
| 22 | Dekra Automobil GMBH | Germany | Stuttgart | Handwerkstr. 15 | Stuttgart | 70565 | dekra.***** | 1925 | $801,773,458 | 6,115 | N/A | N/A | 70190B21039 |
| 23 | Neogenomics, INC. | USA | Fort Myers | 9490 Neogenomics Way | Lee | 33912 | neogenomics.***** | 2001 | $660,566,000 | 2,200 | N/A | N/A | C25286-1998 |
| 24 | Element Materials Technology Canada INC | Canada | Mississauga | 2599 Speakman Dr Suite 200,210 | Ontario | L5K 1B1 | element.***** | 2008 | $607,462,300 | 1,900 | N/A | N/A | N/A |
| 25 | Fujairah Gold Fzc | United Arab Emirates | Fujairah | Fujairah Free Zone Ii, Sakamkam Road, Ishwais | Fujairah | N/A | N/A | 2007 | $591,579,978 | 200 | N/A | N/A | 2019 |
| 26 | Srg Global Asset Care PTY LTD | Australia | Perth | Level 2 500 Hay Street | Western Australia | 6008 | srgglobal.***** | 1984 | $543,280,000 | 10,000 | N/A | N/A | 006353046 |
| 27 | Chemi Labs | India | Hyderabad | Plot No 121 | Telangana | 500072 | N/A | 2007 | $538,477,052 | 31 | N/A | N/A | 36889156305 |
| 28 | LLC Nmmc | Russia | Novokuznetsk | D. 69 Ul. Kirova (tsentralny R-n) | Kemerovskaya Oblast' | 654080 | N/A | 2003 | $515,001,781 | 457 | N/A | N/A | 16388058 |
| 29 | Sgs U.S. Holding INC. | USA | Rutherford | 201 State Rt 17 | Bergen | 07070 | sgsgroup.***** | 2003 | $498,231,419 | 5,210 | N/A | N/A | 3671263 |
| 30 | Sgs North America INC. | USA | Bloomfield | 400 Broadacres Dr Ste 200 Fl 2 | Essex | 07003 | sgs.***** | 1980 | $498,231,419 | 5,156 | N/A | N/A | 0888911 |
| 31 | Kbr Wyle Services, LLC | USA | Houston | 601 Jefferson St | Harris | 77002 | kbr.***** | 2016 | $474,197,850 | 9,333 | N/A | N/A | 2439143 |
| 32 | Testamerica Environmental Services, LLC | USA | North Canton | 4101 Shuffel St Nw | Stark | 44720 | testamericainc.***** | 2018 | $472,982,460 | 2,531 | N/A | N/A | 3600786 |
| 33 | Testamerica Holdings, INC. | USA | North Canton | 4101 Shuffel St Nw Ste 100 | Stark | 44720 | testamericainc.***** | 2006 | $470,401,578 | 2,531 | N/A | N/A | 4220321 |
| 34 | Arup Laboratories, INC | USA | Salt Lake City | 500 S Chipeta Way | Salt Lake | 84108 | aruplab.***** | 1983 | $464,426,554 | 3,000 | N/A | N/A | 849426-0140 |
| 35 | Intertek Group INC. | USA | Arlington Heights | 545 E Algonquin Rd Ste F | Cook | 60005 | intertek.***** | 2006 | $462,715,239 | 2,564 | N/A | N/A | 2112848 |
| 36 | National Technical Systems, LLC | USA | Anaheim | 1435 S Allec St | Orange | 92805 | nts.***** | 2022 | $455,822,008 | 1,207 | N/A | N/A | 1784693 |
| 37 | Eurofins Food Chemistry Testing Des Moines, INC | USA | Des Moines | 2200 Rittenhouse St Ste 150 | Polk | 50321 | eurofinsus.***** | 1999 | $455,602,352 | 175 | N/A | N/A | 0905754 |
| 38 | Eurofins Food Testing Us Holdings, INC. | USA | Des Moines | 2200 Rittenhouse St Ste 175 | Polk | 50321 | eurofinsus.***** | 2014 | $455,602,352 | 175 | N/A | N/A | N/A |
| 39 | Bureau Veritas Canada (2019) INC | Canada | Mississauga | 6740 Campobello Rd | Ontario | L5N 2L8 | bvna.***** | 2016 | $448,980,400 | 2,200 | N/A | N/A | 9559248 |
| 40 | Intertek Testing Services Na, INC. | USA | Cortland | 3933 Us Route 11 | Cortland | 13045 | intertek.***** | 1996 | $438,790,079 | 1,400 | N/A | N/A | 53703 |
| 41 | Korea Transportation Safety Authority | Southkorea | Gimcheon | 17 Hyeoksin 6-ro | North Gyeongsang | 39660 | N/A | 1981 | $432,550,484 | 1,828 | N/A | N/A | 1138202014 |
| 42 | Icon Clinical (UK) LIMITED | Unitedkingdom | Southcote | 3rd Floor | Reading | RG2 6GP | logianalytics.***** | 1996 | $431,013,156 | 1,588 | N/A | N/A | 03247443 |
| 43 | Eurofins Pharma Us Holdings Ii, INC. | USA | Des Moines | 2200 Rittenhouse St Ste 175 | Polk | 50321 | N/A | 2011 | $427,284,062 | 1,200 | N/A | N/A | 4939997 |
| 44 | Eresearchtechnology, INC. | USA | Philadelphia | 1818 Market St Ste 2600 | Philadelphia | 19103 | clario.***** | 2016 | $416,556,062 | 2,900 | N/A | N/A | 2350544 |
| 45 | Eurofins Lancaster Laboratories, LLC | USA | Lancaster | 2425 New Holland Pike | Lancaster | 17601 | eurofinsus.***** | 2011 | $384,300,356 | 2,887 | N/A | N/A | 0000197409 |
| 46 | Canadian Standards Association | Canada | Toronto | 178 Rexdale Blvd | Ontario | M9W 1R3 | csagroup.***** | 1919 | $367,347,600 | 1,800 | N/A | N/A | 350893 |
| 47 | Acuren Group INC | Canada | Edmonton | 7450 18 St Nw | Alberta | T6P 1N8 | acuren.***** | 1986 | $351,688,700 | 1,100 | N/A | N/A | N/A |
| 48 | Immunocore LIMITED | Unitedkingdom | Abingdon | 92 Park Drive | Oxfordshire | OX14 4RY | immunocore.***** | 2007 | $349,975,308 | 349 | N/A | N/A | 06456207 |
| 49 | Labcorp Early Development Laboratories LIMITED | Unitedkingdom | Fewston | Otley Road | North Yorkshire | HG3 1PY | labcorp.***** | 1974 | $327,798,694 | 3,016 | N/A | N/A | 01171833 |
| 50 | Rottendorf Pharma GMBH | Germany | Ennigerloh | Ostenfelder Str. 51-61 | Warendorf | 59320 | rottendorf-pharma.***** | 2009 | $317,119,473 | 1,218 | N/A | N/A | 48149B9746 |