Signet Strategic Wealth Management, Westlake Village, Calif., has joined LPL Financial’s broker-dealer and corporate registered investment advisor (RIA) platforms, according to a news release.

Founded by financial advisor Christopher Soulios, the Signet team also includes financial advisors Rich Linsday and Mike Toomey. The Signet team joins LPL from Ameriprise Financial.

According to the Signet website, the firm specializes in socially responsible investing that promotes environmental stewardship, consumer protection, human rights and diversity.

LPL Financial, headquartered in Boston, is the nation’s largest independent broker-dealer.