New England's Leader in Postal SpecialtiesSupplying and installing postal specialties like 4C mailboxes, rear loading mailboxes, mail drop boxes, collection boxes, and more.
Sales and Installations
Granite State Specialties (GSS) supplies and installs a range of postal specialties throughout New Hampshire, Boston and beyond. Safety is always a priority of ours during our installations, which is why our installers have a minimum of 30 hours of OSHA training to ensure your next project is done safely, and in a timely manner. Reach out and talk to a specialist and get a quote for your next job.
- Fax or Email us your designs or plans
- Call: (866) 966-9113
- Fax: (866) 582-9141
- Email: email@example.com
Our team of experienced estimators is focused on offering the most accurate and high quality estimating service available. GSS performs all takeoffs in house and works with all top vendors to provide quick and competitive pricing.
Leave the hassle of project management to the experts at GSS. Our knowledgeable project managers have years of experience in the industry and will manage the project from site readiness through installation.
Our OSHA trained installers have decades of experience installing Construction Specialties, ranging from toilet partitions on wall street in New York City to the window shades at the Federal Reserve in Boston, Massachusetts.
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We supply and install everything from standard to cutting edge postal boxes and anything in between. Below is a list of some postal specialties we offer and have experience installing.
- 4C Mailboxes
- Rear loading mailboxes
- Front-loading mailboxes
- Maildrop boxes
- Collection boxes
- Book drops
- Mail directories
- Cluster Mailboxes
- Replacement Mailboxes
- Key cabinets
- Outdoor parcel Lockers
- Indoor parcel lockers
- Mini Storage Cabinets
- Home package boxes
Our relationships with top manufacturers are why we are able to stand out from our competitors and offer quality products at competitive prices. We supply and install some of the industries premier brands such as the following:
- Auth Florence Mailboxes
- Salsbury Industries
Hiring contractors without experience in the construction specialty industry to handle products such as postal specialties can end up being a nightmare in the long run. Granite State Specialties not only has experience installing numerous makes, models, and brands of postal boxes but has been supplying and installing them for over 30 years. All of our installers are OSHA trained for a minimum of 30 hours to ensure the safety of your project and the workers involved.