James Danaher, Brian Bursua and John LaBelle joined Northern Trust Global Investments in new positions in the defined contribution group, said spokeswoman Alexis Geocaris. Mr. Danaher was named a DC strategist and will focus on developing and marketing products for DC retirement plans, Ms. Geocaris said. He had been a retirement consultant at Aon Investment Consulting. Mr. Bursua assumed the new position of account manager for third-party DC relationships. Previously, he was a member of Northern Trusts adviser consulting group, Ms. Geocaris said. Mr. LaBelle was named a client solutions strategist; he had been a product consultant within Northerns daily valuation servicing group at Northern Trust, Ms. Geocaris said. The replacements for the three executives could not be determined by press time. A spokesman for Aon Investment Consulting didnt returns calls by press time.