Ballou Plum, a boutique financial advisory firm in the San Francisco Bay Area, which specializes in advising high-net-worth clients, is merging with EP Wealth Advisors, an independent financial planning firm that is expanding into the Northern California area, EP Wealth Advisors announced Wednesday.

Ballou Plum brings $300 million in client assets to the merger with EP Wealth, which has $2 billion in client assets. Based in Torrance, Calif., EP Wealth has offices in California and Denver. The merger is part of a five-year growth plan for EP Wealth, which was founded in 2004.

Lynn Ballou and Marilyn Plum, founders of Ballou Plum, will continue at EP Wealth. Their firm specialized in advising high-net-worth families and women.