The Principal Financial Group has signed a definitive agreement to acquire Retirement Consulting Actuaries.

The transaction is expected to close on January 1, 2008. The acquisition is aligned with the company’s core commitment to total retirement solutions and defined benefit actuarial consulting.

Paul Brown, vice president of the institutional market segment, retirement and investor services at The Principal, said: Given the rapid pace of change particularly in the complex defined benefit marketplace, employers and financial professionals today require specialized assistance to determine the optimal scenario for their defined benefit plan. The acquisition of Retirement Consulting Actuaries expands our ability to serve clients and financial professionals to meet these changing needs.