Where are gcp offices located? Offices and Facilities Worldwide. GCP Applied Technologies is headquartered in Cambridge, Massachusetts, USA, and has manufacturing, R&D and technical services sites in more than 53 countries on six continents. Sales offices and distributors are present around the world as we serve customers in over 100 countries.How can i contact a representative from research gcp? Please email us at [email protected] a representative from our organization will contact you.Where is gcp applied technologies located? GCP Applied Technologies is headquartered in Cambridge, Massachusetts, USA and has manufacturing, R&D and technical services sites located worldwide. Sales offices and distributors are present around the world as we serve customers in over 100 countries. GCP Applied Technologies Inc. 62 Whittemore AvenueWhy trust gcp applied technologies customer service? Trust GCP Applied Technologies customer service to be a knowledgeable and dedicated partner on every job. Our customer service team is organised by territory. That means we can give you a level of personalised service other companies can't match. The same person, every time: Calls get routed through the service centre by area code.