Cooley LLP is an American international law firm, headquartered in Palo Alto, California, with offices worldwide.

The firm's practice areas include corporate, litigation, intellectual property, fund formation, public markets, employment, life sciences, clean technology, real estate, financial services, retail, regulatory and energy.

[3][4] Cooley is particularly known for its technology and life sciences practices as well as its experience with marquee initial public offerings (IPOs) and deep-rooted venture capital connections & financing.

In 1958, Cooley formed Draper, Gaither and Anderson, the first venture capital partnership organized on the West Coast.

In the announcement of the merger, The New York Times referred to Cooley as a "Leading Silicon Valley law firm".

[17][18] Cooley responded by laying off 150 employees in late 2022,[19] instituting a hiring freeze, and delaying the start date for incoming associates from November 2023 to January 2024.