HighTower, a Chicago-based RIA aggregator, has expanded its corporate team with the hiring of industry veterans Abby Salameh as chief marketing officer, Greg Fink as head of advisor success, and Catherine Davies as chief of staff/head of business management.

Salameh will lead HighTower’s corporate and field marketing teams. She has more than 20 years of experience in driving brand development and in new business growth and execution. Her most recent position was chief marketing officer with Private Advisor Group.

Fink specializes in working with large RIAs on practice management and growth strategies. He has more than 20 years of experience in the financial industry, most recently as president and CEO of ACG Wealth.

Fink will be leading a team focused on deepening relationships with the HighTower advisor firms, developing joint strategy, creating annual business plans and executing a framework to drive both organic and inorganic growth, the firm said. He has a bachelor's degree in American studies and Italian at the University of Colorado at Boulder, Colo.

Davies will be responsible for running a number of cross-enterprise initiatives, as well as supporting the day-to-day functioning of the executive leadership team, the firm said. She brings more than 20 years of experience to her new position.

Davies most recently worked at Fidelity in the national accounts segment as both a senior relationship manager, where she was responsible for the HighTower relationship, and as a vice president responsible for the national account’s operations and strategy.

HighTower is a national wealth management firm that provides growth capital and support services to independent financial advisor businesses.