Planning and Sustainability Department Staff Peter Britz Director of Planning and Sustainability (603) 610-7215 plbritz@portsmouthnh.gov Peter Stith Planning Manager (603) 610 4188 pmstith@portsmouthnh.gov Jillian Harris Principal Planner (603) 610-7296 jharris@portsmouthnh.gov Stefanie Casella Planner II (603) 610-7290 slcasella@portsmouthnh.gov Vincent Hayes Planner II – Development Compliance (603) 570-7590 vjhayes@portsmouthnh.gov Izak Gilbo Planner I (603) 610-7235 igilbo@portsmouthnh.gov Kate Homet Environmental Planner (603) 610-7225 kehomet@portsmouthnh.gov Caroline Yates Associate Planner 603-610-7328 csyates@portsmouthnh.gov Kimberli Kienia Administrative Assistant II (603) 610-7217 kkienia@portsmouthnh.gov