LPL Financial Holdings Inc. was founded in 1989 and is considered the largest independent broker-dealer in the United States. As of 2021 the company had more than 17,500 financial advisors, over US$1 trillion in advisory and brokerage assets, and generated approximately $10.3 billion in annual revenue for the 2023 fiscal year. LPL Financial has main offices in Boston, Fort Mill, Austin, and San Diego. The company is a member of FINRA and the SIPC. Wikipedia