(Bloomberg) -- JPMorgan Chase & Co. is adding a dedicated offering for single-digit millionaires to dozens of bank branches, the latest in Chief Executive Officer Jamie Dimon’s yearslong effort to gain share in wealth management. The lender put J.P. Morgan Private Client bankers in 53 branches in affluent areas of New York, Connecticut, Florida and Texas, according to a statement Wednesday. That adds to 18 financial centers and 15 offices serving customers with $1 million to$5 million in deposit and invest ...