Branch Address - Portland, ME 170 John Roberts Road, Unit 5 Portland, ME 04106 Get Directions Local Contacts Trish Thorpe Director of Operations trish.thorpe@gdi.com James Moran Business Development Manager james.moran@gdi.com Chandra Libby HR Coordinator chandra.libby@gdi.com Regional Contacts Carlos Arruda Director of Operations carlos.arruda@gdi.com Brian Lockwood Vice President - New England Brian.Lockwood@gdi.com National Contacts Robin Wilkerson VP Business Development National Sales Robin.Wilkerson@gdi.com Antonio Iribarren VP Business Development National Sales Antonio.Iribarren@gdi.com Dawn Criville Executive Vice President, Business Development US Phone: (610) 909-1510 dawn.criville@gdi.com