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2025 Rankings

America's 350 Largest Law Firms

The definitive ranking of U.S. law firms by attorney headcount—updated for 2025 with over a decade of historical data. Sort by size, partners, region, or search for any firm. Click any firm for a detailed profile with year-over-year trends.

350
Law Firms
Ranked by total attorney count
ILRG Research Updated November 2025
Free · No subscription Historical data back to 2013 Individual firm profiles Independent since 1995
Tip: Click any header to sort by that column. Click again for a reverse sort.
2025 2024
No. Law Firm Base Office Attorneys Partners Attorneys Change Profile
241 Porter Wright Morris & Arthur Columbus 177 111 162 9.3%
44 Polsinelli Kansas City 1,027 582 963 6.6%
83 Pillsbury Winthrop Shaw Pittman Washington 651 276 637 2.2%
290 Pierce Atwood Portland 144 91 145 -0.9%
265 Phillips Lytle Buffalo 157 70 148 5.8%
125 Phelps Dunbar New Orleans 391 150 357 9.4%
41 Perkins Coie Seattle 1,064 467 1,088 -2.2%
30 Paul, Weiss, Rifkind, Wharton New York 1,250 217 1,010 23.8%
34 Paul Hastings New York 1,175 332 1,056 11.3%
251 Patterson Belknap Webb & Tyler New York 171 54 171 0.2%
219 Parsons Behle & Latimer Salt Lake City 195 100 184 5.8%
183 Parker Poe Adams & Bernstein Charlotte 249 122 239 4.4%
49 Orrick, Herrington & Sutcliffe New York 994 381 1,060 -6.2%
48 Ogletree, Deakins, Nash, Smoak & Stewart Raleigh 998 428 947 5.4%
171 Offit Kurman New York 269 202 273 -1.4%
340 Obermayer Rebmann Maxwell & Hippel Philadelphia 121 65 116 4.6%
73 O'Melveny & Myers Los Angeles 761 227 751 1.3%
277 Nutter McClennen & Fish Boston 149 86 140 6.7%
332 Nossaman Los Angeles 123 89 127 -2.8%
6 Norton Rose Fulbright New York 3,290 1,087 3,081 6.8%
346 Norris McLaughlin & Marcus Bridgewater 119 73 116 2.7%
87 Nixon Peabody Boston 610 282 576 5.9%
52 Nelson Mullins Riley & Scarborough Atlanta 977 545 924 5.7%
339 Neal, Gerber & Eisenberg Chicago 121 74 125 -3.5%
280 Munsch Hardt Kopf & Harr Dallas 148 88 154 -3.8%
240 Munger, Tolles & Olson Los Angeles 179 67 179 0.2%
337 Motley Rice Mt Pleasant 122 52 112 8.8%
238 Morrison Mahoney Boston 179 98 187 -4.4%
46 Morrison & Foerster San Francisco 1,021 348 1,074 -4.9%
235 Morris, Manning & Martin Atlanta 182 88 200 -8.8%
12 Morgan, Lewis & Bockius Washington 1,960 807 2,012 -2.6%
42 Morgan & Morgan Orlando 1,062 195 1,041 2.0%
137 Moore & Van Allen Charlotte 349 159 349 -0.1%
102 Mintz, Levin, Cohn, Ferris, Glovsky and Popeo Boston 537 265 520 3.2%
293 Miller, Johnson, Snell & Cummiskey Grand Rapids 143 73 122 17.6%
300 Miller Nash Graham & Dunn Portland 139 85 137 1.3%
197 Miller Canfield Detroit 231 89 239 -3.5%
257 Miles & Stockbridge Baltimore 165 103 162 1.7%
303 Milber Makris Plousadis & Seiden Purchase 137 79 111 23.3%
54 Milbank New York 961 212 912 5.4%
138 Michael Best & Friedrich Milwaukee 347 184 268 29.5%
296 McNees Wallace & Nurick Harrisburg 142 79 155 -8.3%
321 McKool Smith Dallas 127 69 124 2.4%
62 McGuireWoods Richmond 922 405 923 -0.1%
273 McGlinchey Stafford New Orleans 151 81 160 -5.6%
310 McElroy, Deutsch, Mulvaney & Carpenter Morristown 135 71 161 -16.4%
233 McDonald Hopkins Cleveland 182 93 171 6.4%
24 McDermott Will & Emery New York 1,336 633 1,348 -0.9%
142 McCarter & English Newark 342 218 340 0.5%
344 McCalla Raymer Leibert Pierce Chicago 120 45 119 1.1%