NU Online News Service, June 29, 4:22 p.m. – SEI Investments Company, Oaks, Pa., says Ahlstrom USA Inc. has picked it to management its employees’ $90 million defined benefit pension pension plan.

Ahlstrom USA is the U.S. subsidiary of Ahlstrom Corp., Helsinki, Finland, a privately held company that sells paper and packaging products made with fiber.