Andover (Mass.) Contributory Retirement Board issued an RFP for an investment consultant, according to the Massachusetts Public Employee Retirement Administration Commission website. Segal Advisors is the $96 million systems current consultant. Elena Kothman, Andover retirement administrator, did not return a call seeking comment. The RFP is available by contacting Ms. Kothman by phone at 978-623-8209 or by e-mail at [email protected] Proposals are due at 3 p.m. EDT Oct. 19. No further information was available.