The Nation’s Largest Full-Service Career Management Company. Since 1960, Allen And Associates, a Workstream Company, has been providing industry-leading, cost-effective career advancement programs and services to both private and corporate clients. Allen And Associates helps thousands of professionals every year to successfully compete for and win the right jobs. Allen’s Career Management Team provides the best-in-class services and resources needed to thrive in any employment market. Allen’s Career Managers work directly with the client by assisting them with every aspect of his/her job search and career strategy - providing extensive training, analysis, search expertise, and support