Focus Financial Partners has added to its network the Portfolio Strategy Group, a Westchester, NY-based registered investment advisor with over $1 billion in client assets.

Founded in 1990 by managing partner Richard Yoken, the Portfolio Strategy Group serves over 200 high net worth entrepreneurs and professionals. The group has eight employees, including managing directors Edward Scharf, Peter Yorkes, Lawrence Bartimer, and Thomas Zottner.

“PSG’s investment management expertise will be a resource to other partners and will strengthen our ability to serve clients,” said Rudy Adolf, founder and chief executive of Focus.

Focus Financial Partners has nearly $60 billion in client assets and over 800 employees, including over 100 partners.