Wilson Sonsini Goodrich & Rosati
Proven Score
Established. Ranked #4 of 4 researched vendors in Law firms. Checked 2026-10-21.
Evidence
| Founded | 1961 (65 years) source |
| Market standing | Established partnership. Law firm partnership (founded 1961 in Palo Alto as McCloskey, Wilson & Mosher) source |
| Clients named by the vendor | 6, of which 5 are public companies or major institutions |
| Clients verified on Proven | 1 (CRM sync or Crossbeam) |
| Trusted networks | 10 investor, bank and government networks (shown, not scored) |
Clients named by the vendor
| Client | Caliber | Source |
|---|---|---|
| Mandiant | Public company or major institution | vendor page |
| Netskope | Public company or major institution | vendor page |
| Hugging Face | $1B+ private company or top investor | vendor page |
| Agora | Public company or major institution | vendor page |
| Iambic Therapeutics | Public company or major institution | vendor page |
| SpyGlass Pharma | Public company or major institution | vendor page |
Discounts for Proven network members
Discounted Legal Services for Gaming Startup · Up to $70,000 value
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US incorporation, US corporate formation documents, US employment agreements, US consulting agreements, and US NDAs, plus a one-hour strategy session on US expansion and fundraising Introductions to a transatlantic…
Members redeem through their investor or bank's Proven marketplace. Terms vary by network.
Competitors in Law firms
| Goodwin Procter LLP | 72 |
| Cooley LLP | 72 |
| Fenwick & West | 70 |
| Wilson Sonsini Goodrich & Rosati | 66 |
| Bird & Bird | Score in progress |
| modCounsel | Score in progress |
| HeyCounsel | Score in progress |
| Gunderson Dettmer | Score in progress |
| Cognition IP | Score in progress |
| Johnson & Oshan Law | Score in progress |
| Parr Brown Gee & Loveless | Score in progress |
| Scale LLP | Score in progress |
| Baker McKenzie | Score in progress |
| Blackletter | Score in progress |
| Day One Law Corporation | Score in progress |
| Hogan Lovells | Score in progress |
| Lewis Silkin | Score in progress |
| LPA Law | Score in progress |
| Ogier Ireland LLP | Score in progress |
| Orrick, Herrington & Sutcliffe LLP | Score in progress |
| Venturous Counsel | Score in progress |
| PXR | Score in progress |
| VATT IP Management | Score in progress |
Source: Proven platform data, public records and vendor websites. Vendors cannot pay to change a score. Methodology. Updated 2026-10-21.