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 $5.9 billion in annual revenue for the 2020 fiscal year. LPL Financial was formed in 1989 through the merger of two brokerage firms—Linsco and Private Ledger —and has since expanded its number of independent financial advisors both organically and through acquisitions. LPL Financial has main offices in Boston, Fort Mill, Austin, and San Diego. The company is a member of FINRA and the SIPC. LPL Financial joined the Fortune 500 list at number 466 in 2021. LPL's subsidiaries are LPL Financial LLC, LPL Insurance Associates, Inc., Fortigent, LLC, and The Private Trust Company, N.A. Wikipedia