Silicon Valley is where technology thrives in the United States, so it only makes sense that law firms with elite intellectual property practices have flocked to the area.
But which IP firm is the largest?
Size matters in the heart of our country’s innovation capitol, especially after a year where lateral movement between firms was fast and furious. Sure, there was a lot of attrition in 2021, but firms were still putting up huge head count numbers thanks to the rapid influx of new associates in the ongoing talent wars.

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The Silicon Valley Business Journal recently unleashed its annual ranking of the largest IP law firms in Silicon Valley, based on the number of local IP lawyers present in offices there. If you’ve ever wondered about head counts, this is the ranking for you.
Without further ado, here are the top five largest IP law firms in Silicon Valley:
- Fenwick & West: 66
- Latham & Watkins: 64
- Morrison & Foerster: 46
- Cooley: 43
- Morgan Lewis & Bockius: 38
Congratulations to Fenwick for once again employing more IP lawyers in Silicon Valley than any other firm.

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Largest IP Law Firms in Silicon Valley [Silicon Valley Business Journal]
Staci Zaretsky is a senior editor at Above the Law, where she’s worked since 2011. She’d love to hear from you, so please feel free to email her with any tips, questions, comments, or critiques. You can follow her on Twitter or connect with her on LinkedIn.