| 1 | The Social Agency LIMITED | Newzealand | Auckland | L 2, 14 Normanby Road | Auckland | 1024 | N/A | 1984 | $26,598,730,286 | 20 | N/A | N/A | 203649 |
| 2 | Shopper Media Group Operations PTY LTD | Australia | Sydney | 1 Woolworths Way | New South Wales | 2153 | N/A | 2018 | $23,395,731,254 | 201,413 | N/A | N/A | 628806780 |
| 3 | Shopper Media Group Holdings PTY LTD | Australia | Sydney | 1 Woolworths Way | New South Wales | 2153 | N/A | 2018 | $23,395,731,254 | 201,413 | N/A | N/A | 628127319 |
| 4 | Wpp PLC | Unitedkingdom | Saint Helier | 13 Castle Street | Saint Helier | JE1 1ES | N/A | 2012 | $18,686,900,362 | 111,281 | N/A | N/A | 111714 |
| 5 | Baidu, INC. | Hongkong | Wan Chai District | Rm 2609 China Resources Bldg | Wan Chai District | N/A | N/A | 2021 | $18,373,513,125 | 20 | N/A | N/A | 72712146 |
| 6 | Omnicom Group INC. | USA | New York City | 280 Park Ave Fl 31w | New York | 10017 | omnicomgroup.***** | 1944 | $15,689,100,000 | 74,900 | N/A | N/A | 55569 |
| 7 | The Interpublic Group Of Companies INC | USA | New York City | 909 3rd Ave | New York | 10022 | interpublic.***** | 1902 | $10,691,700,000 | 53,300 | N/A | N/A | 288828 |
| 8 | Dentsu Group INC. | Unitedkingdom | City of London | Simlaw Services Ltd. | London | EC2Y 9SS | N/A | 2001 | $9,263,000,000 | 20 | N/A | N/A | FC023175 |
| 9 | Dentsu Australia Holdings PTY LTD | Australia | Melbourne | L 7 508-510 Church St | Victoria | 3121 | dentsuaegisnetwork.***** | 2010 | $8,714,407,360 | 1,097 | N/A | N/A | 147301700 |
| 10 | Mastercard Denmark Branch, Filial Af Mastercard Europe SA, Belgien | Denmark | København | Arne Jacobsens Alle 13 | Hovedstaden | 2300 | mastercard.***** | 2016 | $7,994,398,326 | 4 | N/A | N/A | 37501727 |
| 11 | Kokdala Hehe Graphics Advertising CO., LTD. | China | Kokdala | 2, No.101, Area C, Building 1, Caifu Shopping Plaza, Kokdala | Xinjiang | 835213 | N/A | 2019 | $4,972,359,672 | 4 | N/A | N/A | 659008050003930 |
| 12 | Asoc Para La Cooperacion Española En El Exterior | Spain | Madrid | Plaza Conde del Valle de Suchil, 9 - 1 A | Madrid | 28015 | N/A | N/A | $4,568,040,580 | 2 | N/A | N/A | G80391345 |
| 13 | Barasia Advertising LIMITED | India | Kanpur | 15/240 Gcivil Lines | Uttar Pradesh | 208001 | N/A | 1987 | $4,391,517,646 | 20 | N/A | N/A | AAACB5792P |
| 14 | Amazon Online Germany GMBH | Germany | München | Marcel-breuer-str. 12 | München | 80807 | amazon.***** | 2018 | $3,824,724,293 | 419 | N/A | N/A | 80333B200765 |
| 15 | Wpp Group USA, INC. | USA | New York City | 3 World Trade Ctr Greenwich St | New York | 10007 | N/A | 2015 | $3,794,279,541 | 26,250 | N/A | N/A | 5821759 |
| 16 | Wpp Clapton Square, LLC | USA | New York City | Three World Trade Center 175 Greenwich St | New York | 10007 | wpp.***** | 2005 | $3,612,274,627 | 26,249 | N/A | N/A | N/A |
| 17 | Advantage Solutions INC. | USA | Clayton | 8001 Forsyth Blvd Ste 1025 | St. Louis County | 63105 | advantagesolutions.***** | 1987 | $3,566,324,000 | 69,000 | N/A | N/A | 7402146 |
| 18 | Facebook UK LTD | Unitedkingdom | Saint Johns Wood | 10,brock Street | London | NW1 3FG | N/A | 2007 | $3,497,009,254 | 6,338 | N/A | N/A | 06331310 |
| 19 | Reachlocal Australia PTY LTD | Australia | Sydney | L 10 54 Miller St | New South Wales | 2060 | reachlocal.***** | 2006 | $3,181,013,458 | 101 | N/A | N/A | 122612962 |
| 20 | Cheil Worldwide INC. | Southkorea | Seoul | 222 Itaewon-ro, Yongsan-gu | Seoul | 04404 | N/A | 1973 | $3,119,176,526 | 1,526 | N/A | N/A | 2028145960 |
| 21 | Anhui Kele Culture Media CO., LTD. | China | Fuyang | 2120, No.1 Apartment, Yingzhou Wanda, Yingzhou District | Anhui | 236000 | N/A | 2018 | $2,949,299,100 | 60 | N/A | N/A | 341200000382937 |
| 22 | Dazn Group LIMITED | Unitedkingdom | Shepherd'S Bush | 12 Hammersmith Grove | London | W6 7AP | dazngroup.***** | 2007 | $2,863,300,000 | 2,587 | N/A | N/A | 06324278 |
| 23 | Guangdong Advertising Group CO., LTD. | China | Guangzhou | Suite G, Baoli World Trade Center, No.996, Xingang E. Road, Haiz | Guangdong | 510220 | N/A | 1981 | $2,851,166,365 | 2,827 | N/A | N/A | 440000000021593 |
| 24 | Stagwell INC. | USA | New York City | 1 World Trade Ctr Fl 65 | New York | 10007 | stagwellglobal.***** | 1980 | $2,841,216,000 | 11,857 | N/A | N/A | 4461668 |
| 25 | Araprint B.V. | Netherlands | Deventer | Munsterstraat 24 | Overijssel | 7418 EV | drukwerkdeal.***** | 2013 | $2,751,076,000 | 18 | N/A | N/A | 57586144 |
| 26 | Drukwerkdeal.nl B.V. | Netherlands | Deventer | Keulenstraat 4 A | Overijssel | 7418 ET | drukwerkdeal.***** | 2012 | $2,751,076,000 | 20 | N/A | N/A | 08119373 |
| 27 | Nintendo Of Europe SE | Italy | Vimercate | Via Torri Bianche 6 | Monza E Brianza | 20871 | N/A | 2002 | $2,722,274,975 | 38 | N/A | N/A | IT03359860966 |
| 28 | Slogan Propaganda | Brazil | Fortaleza | Av. Santos Dumont 5440 | Ceará | 60150-162 | slogan.***** | 1981 | $2,524,237,107 | 40 | N/A | N/A | 06616825000111 |
| 29 | Urban Pr Servicios De Comunicacion Limitada | Chile | Santiago | Holanda 099 of 1101 11p | Santiago | 7500000 | N/A | 2007 | $2,431,717,937 | 28 | N/A | N/A | 769398406 |
| 30 | Medog County Weiyichuang Advertising Design Decoration CO., LTD. | China | Nyingchi | No.91-93, Dongbu Road, Xizang Motuo County | Tibet | 860000 | N/A | 2017 | $2,401,178,296 | 60 | N/A | N/A | 540423200000985 |
| 31 | Hakuhodo Incorporated | Japan | Minato-ku | 5-3-1, Akasaka | Tōkyō | 107-6322 | N/A | 1895 | $2,382,702,154 | 4,990 | N/A | N/A | 8010401024011 |
| 32 | Servicios De Marketing Directo SPA | Chile | Santiago | Av Vitacura 2969 Piso 2 | Santiago | 7550007 | N/A | 1993 | $2,338,066,501 | 369 | N/A | N/A | 78431510K |
| 33 | Serviceplan Group SE & CO. KG | Germany | München | Friedenstr. 24 | München | 81671 | serviceplan.***** | 2024 | $2,167,380,481 | 4,352 | N/A | N/A | 80333A45163 |
| 34 | Tibet Zhongcai Culture Media CO., LTD. | China | Lhasa | Room No.15 Guoziweishangpin, Linkuo N. Road | Tibet | 850000 | N/A | 2017 | $2,108,547,199 | 2 | N/A | N/A | 540192200011598 |
| 35 | Job And Talent Holding LIMITED | Unitedkingdom | Moorgate | 12 New Fetter Lane | London | EC4A 1JP | N/A | 2016 | $2,006,661,762 | 99,265 | N/A | N/A | 10084917 |
| 36 | Omnicom Media Group Holdings INC. | USA | New York City | 195 Broadway Fl 8 | New York | 10007 | omnicommediagroup.***** | 2000 | $1,831,621,639 | 1,420 | N/A | N/A | 3291400 |
| 37 | Tf1 Publicite | France | Boulogne-billancourt | 1 Quai Du Point Du Jour | Hauts-de-seine | 92100 | tf1events.***** | 1975 | $1,809,319,918 | 305 | N/A | N/A | 31147338300025 |
| 38 | Mms UK Holdings LIMITED | Unitedkingdom | Shepherd'S Bush | 1st Floor 2 Television Centre | London | W12 7FR | N/A | 2003 | $1,707,615,950 | 9,281 | N/A | N/A | 04982095 |
| 39 | Guizhou Yinhe Culture & Entertainment CO., LTD. | China | Zunyi | No.068, Floor 1, Building 5, 281 Xinaoyuan Square, Ma'Anshan, Lo | Guizhou | 563000 | N/A | 2020 | $1,603,663,358 | 5 | N/A | N/A | 520322000469827 |
| 40 | Ningxia Xinglan Culture Media Technology CO., LTD. | China | Yinchuan | Room 106 Commerce Ji Cangchu, , Cangchu Building, No.10 Commerce | Ningxia | 750000 | N/A | 2018 | $1,542,571,153 | 12 | N/A | N/A | 640100001036529 |
| 41 | Innocean Worldwide INC. | Southkorea | Seoul | 308 Gangnam-daero, Gangnam-gu | Seoul | 06253 | N/A | 2005 | $1,522,575,004 | 1,020 | N/A | N/A | 2208709310 |
| 42 | Ignite Travel Group PTY LTD | Australia | Surfers Paradise | Se 127a L 1 the Oasis Shopping Ctr Victoria Ave | Queensland | 4218 | ignitetravel.***** | 2005 | $1,517,604,270 | 13,065 | N/A | N/A | 113231084 |
| 43 | Dentsu INC. | Japan | Minato-ku | 1-8-1, Higashishimbashi | Tōkyō | 105-0021 | N/A | 1901 | $1,442,317,842 | 5,283 | N/A | N/A | 5010401143788 |
| 44 | Liou Group Digital Technology CO., LTD. | China | Shanghai | 12f, Building A, Oriental International Yuanzhong Building, No. | Shanghai | 200063 | N/A | 2015 | $1,406,180,546 | 210 | N/A | N/A | 310107000825040 |
| 45 | Aca Labels & Supplies B.V. | Netherlands | Eindhoven | De Witbogt 2 | Noord-brabant | 5652 AG | aca.***** | 2015 | $1,369,334,326 | 1 | N/A | N/A | 62947052 |
| 46 | Lhoka Naidong District Zhansheng Advertising Decoration Media CO., LTD. | China | Lhoka | No.4102, Building 4, Jiangnanyuan, Yingxiong Road, Zedang Town, | Tibet | 856000 | N/A | 2020 | $1,360,458,462 | 60 | N/A | N/A | 542221200006922 |
| 47 | Handelsmarken Gesellschaft Mit Beschränkter Haftung | Germany | Offenburg | Hanns-martin-schleyer-str. 2 | Ortenaukreis | 77656 | zhg-online.***** | 2010 | $1,336,058,629 | 157 | N/A | N/A | 79098B470591 |
| 48 | Maksmarket, OOO | Russia | Matveykovo | D. 275 Pom. 37 | Moskovskaya Oblast' | 143081 | N/A | 2016 | $1,313,597,470 | 55 | N/A | N/A | 04861710 |
| 49 | China Post Express Logistics CO., LTD. Harbin Branch Tonghe Business Department | China | Harbin | Unit 4601-2, Qianjin Street, Tonghe Town, Tonghe County | Heilongjiang | 150000 | N/A | 2010 | $1,190,696,986 | 7 | N/A | N/A | 230128100010114 |
| 50 | Mohammadi Group Of Companies LIMITED | Bangladesh | Dhaka | Lotus Kamal Tower-one (10th Floor) | Dhaka | 1229 | N/A | 1986 | $1,161,580,000 | 10,000 | N/A | N/A | C-37256 |