WA100 2025
| Rank 2025 | Rank 2024 | Company | Country | Architects employed | Fee income (US$) |
|---|---|---|---|---|---|
| 1 | 1 | Gensler | US | 2,746 | Above 1.5bn |
| 2 | 2 | Arcadis | Netherlands | 1,887 | 370m-379m |
| 3 | 3 | HDR | US | 1,698 | 700m-799m |
| 4 | - | Aecom | US | 1,554 | 340m-349m |
| 5 | 5 | Nikken Sekkei | Japan | 1,370 | 400m-499m |
| 6 | 4 | Sweco Group | Sweden | 1,342 | 130m-139m |
| 7 | 6 | Heerim Architects & Planners | South Korea | 900 | 160m-169m |
| 8 | - | Perkins&Will | US | 885 | 400m-499m |
| 9 | 10 | DLR Group | US | 830 | 400m-499m |
| 10 | 7 | Perkins Eastman | US | 801 | 270m-279m |
| 11 | 8 | Haeahn Architecture | South Korea | 788 | 140m-149m |
| 12 | 9 | HKS | US | 752 | 350m-359m |
| 13 | 12 | CannonDesign | US | 750 | 270m-279m |
| 14 | 11 | Aedas | China | 749 | 220m-229m |
| 15 | 13 | ATP Architects Engineers | Austria | 682 | 180m-189m |
| 16 | - | Tianhua | China | 616 | 230m-239m |
| 17 | 14 | SJ Group (Surbana Jurong) | Singapore | 604 | 90m-99m |
| =18 | 19 | Stantec | Canada | 581 | 400m-499m |
| =18 | 17 | GMP Architekten | Germany | 581 | 80m-89m |
| 20 | 18 | HPP Architekten | Germany | 555 | 50m-59m |
| 21 | 23 | BDP | UK | 554 | 100m-109m |
| 22 | 17 | Nihon Sekkei | Japan | 528 | 160m-169m |
| 23 | 20 | Foster + Partners | UK | 515 | 500m-599m |
| 24 | 21 | HOK | US | 511 | 350m-359m |
| 25 | 25 | Mitsubishi Jisho Design | Japan | 457 | 160m-169m |
| 26 | 24 | ZGF | US | 455 | 130m-139m |
| 27 | 26 | Kume Sekkei | Japan | 441 | 90m-99m |
| 28 | - | AtkinsRéalis | Canada | 439 | 100m-109m |
| 29 | 15 | SmithGroup | US | 402 | 310m-319m |
| 30 | 30 | Lemay | Canada | 375 | 110m-119m |
| 31 | =28 | Azusa Sekkei | Japan | 373 | 100m-109m |
| 32 | 27 | LWK + Partners | China | 368 | 50m-59m |
| 33 | =28 | Zaha Hadid Architects | UK | 366 | 90m-99m |
| 34 | 37 | Kunwon | South Korea | 357 | 100m-109m |
| =35 | =43 | Ehaf Consulting Engineers | UAE | 350 | 70m-79m |
| =35 | 31 | PBK | US | 350 | 230m-239m |
| 37 | =33 | DLN Architects | China | 349 | |
| 38 | =33 | Link Arkitektur | Norway | 339 | 50m-59m |
| 39 | 38 | National Engineering Bureau | UAE | 335 | 70m-79m |
| 40 | 39 | Aidea | Philippines | 326 | 10m-19m |
| 41 | 40 | Dewan Architects + Engineers | UAE | 324 | 90m-99m |
| 42 | 42 | GHD Design | Australia | 315 | 80m-89m |
| 43 | 47 | DSP Design Associates | India | 309 | 40m-49m |
| 44 | - | RSP Architects Planners & Engineers | Singapore | 308 | 60m-69m |
| 45 | - | RSP Design Consultants India | India | 304 | 10m-19m |
| 46 | =43 | Idom | Spain | 292 | 50m-59m |
| 47 | 46 | Chapman Taylor | UK | 290 | 30m-39m |
| 48 | 41 | 10 Design | China | 280 | 90m-99m |
| 49 | - | JZFZ Architectural Design | China | 270 | 120m-129m |
| 50 | 35 | P&T Group | China | 269 | 110m-119m |
| 51 | 55 | Corgan | US | 262 | 240m-249m |
| 52 | 32 | NBBJ | US | 250 | 200m-209m |
| 53 | 45 | Ronald Lu & Partners | China | 249 | |
| 54 | 79 | Asya Design | Philippines | 247 | 5m-9m |
| 55 | 36 | Lacime Architects | China | 240 | 20m-29m |
| 56 | 57 | Visionarch | Philippines | 233 | 5m-9m |
| 57 | 56 | UNStudio | Netherlands | 230 | 80m-89m |
| 58 | 49 | Allford Hall Monaghan Morris | UK | 221 | 50m-59m |
| 59 | 52 | Wilmotte & Associés Architectes | France | 216 | 30m-39m |
| 60 | 54 | AXS Satow | Japan | 213 | 50m-59m |
| 61 | - | Gerber Architekten | Germany | 210 | 30m-39m |
| 62 | 48 | Wong Tung & Partners | China | 206 | 40m-49m |
| 63 | - | AD&R Institute of Zhejiang University | China | 195 | 70m-79m |
| 64 | =92 | WW+P Architects | UK | 190 | 30m-39m |
| 65 | 59 | Archetype Group | Vietnam | 187 | 20m-29m |
| 66 | 60 | Aukett Swanke Group | UK | 185 | 20m-29m |
| =67 | 63 | Morphogenesis | India | 182 | 5m-9m |
| =67 | 61 | Progetto CMR | Italy | 182 | 40m-49m |
| 69 | 58 | SSH | Bahrain | 172 | 70m-79m |
| 70 | - | INI Design Studio | India | 166 | |
| 71 | 62 | Jaspers-Eyers Architects | Belgium | 165 | 20m-29m |
| 72 | =70 | PM Group | Ireland | 164 | 30m-39m |
| 73 | 81 | Saota | South Africa | 163 | 10m-19m |
| 74 | 74 | Ayesa Ingeniería y Arquitectura | Spain | 159 | 20m-29m |
| 75 | 73 | Henn | Germany | 156 | 60m-69m |
| =76 | 66 | C P Kukreja Architects | India | 155 | 5m-9m |
| =76 | =67 | Purcell | UK | 155 | 20m-29m |
| 78 | - | Casas + Architects | Philippines | 150 | 5m-9m |
| 79 | 83 | Hyphen | UK | 149 | 20m-29m |
| 80 | =88 | WTA Architecture and Design Studio | Philippines | 148 | 10m-19m |
| 81 | 65 | Valode & Pistre Architectes | France | 146 | 20m-29m |
| 82 | =77 | Morph | Spain | 142 | 10m-19m |
| 83 | 72 | Sikka Associates Architects | India | 138 | 5m-9m |
| 84 | 64 | Leigh & Orange | China | 136 | 30m-39m |
| 85 | - | Richez_Associés | France | 133 | 10m-19m |
| 86 | 82 | Arch-Age Design | China | 132 | 30m-39m |
| 87 | 76 | A26 Architectures | France | 126 | 30m-39m |
| =88 | - | Corstorphine & Wright | UK | 125 | 20m-29m |
| =88 | 80 | Stride Treglown | UK | 125 | 30m-39m |
| =88 | 87 | Architects 49 | Thailand | 125 | 10m-19m |
| 91 | 76 | DSA Architects International | UAE | 120 | 30m-39m |
| 92 | =67 | PRP | UK | 119 | 30m-39m |
| 93 | 75 | EPR Architects | UK | 117 | 30m-39m |
| 94 | 86 | Diamond Schmitt Architects | Canada | 108 | 20m-29m |
| 95 | 85 | Scott Brownrigg | UK | 100 | 50m-59m |
| 96 | 95 | HCP Architecture & Engineering | Spain | 94 | 20m-29m |
| 97 | 90 | Killa Design | UAE | 93 | 10m-19m |
| 98 | 84 | Feilden Clegg Bradley Studios | UK | 90 | 20m-29m |
| 99 | =92 | AHR Group | UK | 83 | 10m-19m |
| 100 | 91 | Sanjay Puri Architects | India | 80 | 10m-19m |