Greylock Partners is a prominent venture capital firm based in Silicon Valley, renowned for its strategic investments in early-stage technology companies. Established in 1965, the firm has a rich history of identifying and nurturing innovative startups across various sectors, including consumer, enterprise, and healthcare. Greylock's investment philosophy centers on partnering with visionary entrepreneurs to build enduring companies that can transform industries and improve lives.

The firm's team comprises seasoned investors and operators who bring deep expertise and a collaborative approach to their portfolio companies. Notable achievements include early investments in companies like Airbnb, Facebook, and LinkedIn, which have achieved significant market impact and success. Greylock's areas of focus encompass consumer technology, enterprise software, and emerging technologies, with a particular emphasis on artificial intelligence and machine learning.

Key differentiators include a strong network of industry leaders, a hands-on approach to supporting portfolio companies, and a commitment to fostering long-term relationships with founders. The firm's geographic focus is primarily on North America, with a keen interest in global opportunities that align with its investment thesis. Greylock maintains an active presence on social media platforms, including Twitter and LinkedIn, to engage with the tech community and share insights.

The firm's office locations include Menlo Park, California, and San Francisco, California. Recent news highlights include the addition of David Thacker as a general partner focusing on consumer technology in April 2020, and the departure of Elisa Schreiber, head of marketing and communications, to Felicis Ventures in April 2025.