USI Insurance Services has purchased the employee benefits business of Benefit Controls of the Carolinas in the US.

Terms of the deal have not been disclosed.

The acquired business is expected to expand the operations of USI as the middle market insurance brokerage and consulting firm in the Southeast.

Benefit Controls of the Carolinas is the employee benefits consulting firm, which designs and manages employee benefits and wellness solutions, as well as offers human resources consulting for companies of all sizes.

Benefit Controls of the Carolinas president Scott Gantt said: "We have a long-standing reputation for helping customers navigate through complex healthcare landscapes, and for delivering a superior employee benefits solution with value-added support."

USI chairman, president and CEO Michael Sicard said: We look forward to investing and growing in the Carolinas, continuing to serve, support and bring the distinctive USI ONE Advantage to our clients, associates and communities."

In July this year, USI also acquired the property-casualty business of Alexander & Associates Insurance Services, for an undisclosed sum.

USI provides property-casualty, employee benefits, personal risk services, as well as program and specialty solutions.

With around $1bn annual revenues, the firm has more than 140 offices across the US.