Firm Index · Practice × market

Top Corporate & M&A firms in Boston

The firms combining the deepest corporate & M&A footprint with a presence in Boston, ranked by the Sartori Firm Index.

How the Index works
01 The ranking

Corporate & M&A firms in Boston

These law firms pair a strong public Corporate & M&A footprint with a recorded presence in Boston, ranked by the Sartori Firm Index — a 0–100 measure of scale, reach and hiring built from public data. The ranking reflects public footprint and momentum, not the quality of any firm's corporate & M&A work in Boston.

#FirmIndexTierAttorneys mappedMarkets
1Troutman Pepper Locke65.4International1,500–2,500Atlanta, Philadelphia, New York…
2McDermott Will & Schulte62.6Global1,500–2,500New York, Chicago, Washington…
3Goodwin Procter62.3Global1,500–2,500Boston, New York, Washington…
4Greenberg Traurig62Global2,500–4,000Miami, New York, London…
5Simpson Thacher & Bartlett61.7Global1,500–2,500New York, London, Washington…
6Covington & Burling61.5Global1,500–2,500Washington, New York, London…
7Latham & Watkins61.3Global4,000+New York, London, Washington…
8Weil Gotshal & Manges58.8Global1,500–2,500New York, London, Washington…
9Kirkland & Ellis58.3Global4,000+New York, Chicago, London…
10Nelson Mullins Riley & Scarborough58.1National1,000–1,500Atlanta, Columbia, Miami…
11Morgan Lewis57.7Global1,500–2,500Washington, Philadelphia, New York…
12Akin57.6Global1,000–1,500New York, Washington, London…
13K&L Gates57.6Global1,500–2,500Pittsburgh, Melbourne, Washington…
14Skadden57.5Global1,500–2,500New York, Washington, London…
15Morrison & Foerster57.3Global1,000–1,500San Francisco, New York, Washington…
16Cooley56.7Global1,500–2,500San Francisco, Washington, New York…
17Fragomen Del Rey Bernsen & Loewy56.6Global1,000–1,500New York, London, San Francisco…
18Wilson Sonsini Goodrich & Rosati56.4Global1,000–1,500San Francisco, New York, Washington…
19Sidley Austin56.2Global1,500–2,500New York, Chicago, Washington…
20Seyfarth Shaw55.9International1,000–1,500Chicago, Los Angeles, New York…
21Holland & Knight55.8Global1,500–2,500Washington, Miami, New York…
22Proskauer55.7Global1,000–1,500New York, London, Boston…
23Foley & Lardner52International1,500–2,500Milwaukee, Chicago, Washington…
24Hinshaw & Culbertson51.9National500–1,000Chicago, Miami, New York…
25Paul Hastings51.8Global1,500–2,500New York, Washington, London…
26Orrick51.4Global1,500–2,500New York, San Francisco, Washington…
27Quinn Emanuel50.1Global1,000–1,500New York, Los Angeles, London…
28Ropes & Gray49.5Global1,500–2,500Boston, New York, London…
29Manatt49.1National500–1,000Los Angeles, New York, Washington…
30Saul Ewing49National500–1,000Philadelphia, Chicago, Baltimore…
31Blank Rome48.4International1,500–2,500Philadelphia, New York, Washington…
32Pillsbury48.2Global500–1,000Washington, New York, San Francisco…
33Hunton Andrews Kurth48Global500–1,000Richmond, Washington, New York…
34McCarter & English47.8National250–500Newark, Boston, New York…
35WilmerHale47.2International1,000–1,500Washington, Boston, New York…
36Duane Morris46.2Global500–1,000Philadelphia, New York, Chicago…
37Harris Beach Murtha46.1National250–500New York, Rochester, Boston…
38Arnold & Porter45.7Global1,000–1,500Washington, New York, San Francisco…
39Nixon Peabody45.7International500–1,000Boston, Washington, New York City…
40Lathrop GPM45.6National250–500Kansas City, Minneapolis, San Francisco…

Index measures public footprint and momentum, not quality or prestige. Methodology. Spot an error? Tell us.

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Corporate & M&A rankings in other markets (166)

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