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.
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.
| # | Firm | Index | Tier | Attorneys mapped | Markets |
|---|---|---|---|---|---|
| 1 | Troutman Pepper Locke | 65.4 | International | 1,500–2,500 | Atlanta, Philadelphia, New York… |
| 2 | McDermott Will & Schulte | 62.6 | Global | 1,500–2,500 | New York, Chicago, Washington… |
| 3 | Goodwin Procter | 62.3 | Global | 1,500–2,500 | Boston, New York, Washington… |
| 4 | Greenberg Traurig | 62 | Global | 2,500–4,000 | Miami, New York, London… |
| 5 | Simpson Thacher & Bartlett | 61.7 | Global | 1,500–2,500 | New York, London, Washington… |
| 6 | Covington & Burling | 61.5 | Global | 1,500–2,500 | Washington, New York, London… |
| 7 | Latham & Watkins | 61.3 | Global | 4,000+ | New York, London, Washington… |
| 8 | Weil Gotshal & Manges | 58.8 | Global | 1,500–2,500 | New York, London, Washington… |
| 9 | Kirkland & Ellis | 58.3 | Global | 4,000+ | New York, Chicago, London… |
| 10 | Nelson Mullins Riley & Scarborough | 58.1 | National | 1,000–1,500 | Atlanta, Columbia, Miami… |
| 11 | Morgan Lewis | 57.7 | Global | 1,500–2,500 | Washington, Philadelphia, New York… |
| 12 | Akin | 57.6 | Global | 1,000–1,500 | New York, Washington, London… |
| 13 | K&L Gates | 57.6 | Global | 1,500–2,500 | Pittsburgh, Melbourne, Washington… |
| 14 | Skadden | 57.5 | Global | 1,500–2,500 | New York, Washington, London… |
| 15 | Morrison & Foerster | 57.3 | Global | 1,000–1,500 | San Francisco, New York, Washington… |
| 16 | Cooley | 56.7 | Global | 1,500–2,500 | San Francisco, Washington, New York… |
| 17 | Fragomen Del Rey Bernsen & Loewy | 56.6 | Global | 1,000–1,500 | New York, London, San Francisco… |
| 18 | Wilson Sonsini Goodrich & Rosati | 56.4 | Global | 1,000–1,500 | San Francisco, New York, Washington… |
| 19 | Sidley Austin | 56.2 | Global | 1,500–2,500 | New York, Chicago, Washington… |
| 20 | Seyfarth Shaw | 55.9 | International | 1,000–1,500 | Chicago, Los Angeles, New York… |
| 21 | Holland & Knight | 55.8 | Global | 1,500–2,500 | Washington, Miami, New York… |
| 22 | Proskauer | 55.7 | Global | 1,000–1,500 | New York, London, Boston… |
| 23 | Foley & Lardner | 52 | International | 1,500–2,500 | Milwaukee, Chicago, Washington… |
| 24 | Hinshaw & Culbertson | 51.9 | National | 500–1,000 | Chicago, Miami, New York… |
| 25 | Paul Hastings | 51.8 | Global | 1,500–2,500 | New York, Washington, London… |
| 26 | Orrick | 51.4 | Global | 1,500–2,500 | New York, San Francisco, Washington… |
| 27 | Quinn Emanuel | 50.1 | Global | 1,000–1,500 | New York, Los Angeles, London… |
| 28 | Ropes & Gray | 49.5 | Global | 1,500–2,500 | Boston, New York, London… |
| 29 | Manatt | 49.1 | National | 500–1,000 | Los Angeles, New York, Washington… |
| 30 | Saul Ewing | 49 | National | 500–1,000 | Philadelphia, Chicago, Baltimore… |
| 31 | Blank Rome | 48.4 | International | 1,500–2,500 | Philadelphia, New York, Washington… |
| 32 | Pillsbury | 48.2 | Global | 500–1,000 | Washington, New York, San Francisco… |
| 33 | Hunton Andrews Kurth | 48 | Global | 500–1,000 | Richmond, Washington, New York… |
| 34 | McCarter & English | 47.8 | National | 250–500 | Newark, Boston, New York… |
| 35 | WilmerHale | 47.2 | International | 1,000–1,500 | Washington, Boston, New York… |
| 36 | Duane Morris | 46.2 | Global | 500–1,000 | Philadelphia, New York, Chicago… |
| 37 | Harris Beach Murtha | 46.1 | National | 250–500 | New York, Rochester, Boston… |
| 38 | Arnold & Porter | 45.7 | Global | 1,000–1,500 | Washington, New York, San Francisco… |
| 39 | Nixon Peabody | 45.7 | International | 500–1,000 | Boston, Washington, New York City… |
| 40 | Lathrop GPM | 45.6 | National | 250–500 | Kansas City, Minneapolis, San Francisco… |
Index measures public footprint and momentum, not quality or prestige. Methodology. Spot an error? Tell us.
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