Carew and Catalano are responsible for the development of corporate 401(k) plan business through brokers, financial advisers, consultants, wirehouses, and third-party administrators.
They fill a newly created position and a previously open position, according to Great-West.
Carew joins Great-West Retirement Services from John Hancock, where he worked the past three years in sales and marketing positions.
Prior to that, he held similar sales positions at The Hartford. Catalano previously worked eight years in a variety of sales positions at ING.