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We provide security services throughout New Hampshire, Maine and Massachusetts.

Granite Security Service respects our clients confidentiality, setting the standard in private security. Our mission is to provide and adapt to every contract meeting the goal of the client.

Office Admin: 1-603-715-4902
Office: 1-603-397-7542


Granite Security Service, LLC
2  1/2 Beacon St . Suite 280
Concord, NH 03301


We're always looking for good, qualified people to join our team. If interested, complete our online application form linked below.

Employment Application

Veteran Owned. Veteran Operated.

Licensed, insured and bonded. All of our Agents are certified armed guards and follow the rules and regulations of use of force under NH RSA 627:4, NH RSA 106-F:8-c

Contact Us
Granite Security Service, LLC

2 1/2 Beacon St. Suite 280
Concord, NH 03301

Granite Security Service, Security, Concord, NH

We accept all major credit cards