Castle Shelter Group provides products and services for designers and end-users of critical hardened facilities. With a cumulative knowledge base of over 220 years of designing, engineering and manufacturing special application doors for military and government critical facilities worldwide, many of our team experts are recognized worldwide for their expertise in blast resistant design, manufacturing, testing, and protective or structural design.

Services include design consultation for Blast Hardening, CBRN Protection and HEMP/EMI Shielding ranging from initial design, through specification review and commenting, to GC partnerships for manufacturing, installation and commissioning of our special doors.

Products include: custom blast resistant doors, special application doors (ballistic, forced entry, radiation shielding). Manufacturing is located at 4 locations in North America and Europe.