Brentwood Associates | 6,011 followers on LinkedIn. Brentwood Associates is a Los Angeles-based private equity investment firm with a 30+ year history of investing in middle-market growth-oriented consumer and business services companies. Since 1984, Brentwood’s dedicated private equity team has invested in over 50 portfolio companies with an aggregate transaction value of over $6 billion. With significant experience in both investing and brand building, Brentwood is a value-added partner for entrepreneurs and senior management teams building world-class companies.