Branch Address - Manchester, NH 81 Ross Ave Manchester, NH 03103 Get Directions Local Contacts Frank Moura Director of Operations frank.moura@gdi.com Nancy Miller Business Development Administrator nancy.miller@gdi.com Camila Da Silva HR Coordinator Camila.DaSilva@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