product design and testing

AMPG is a USA manufacturer of hard-to-find precision fasteners, including shoulder screws, washers and shims, nuts, bolts and screws, binding barrels, and custom made-to-order fasteners. Products are precision machined from bar stock on programmable Swiss CNC lathes using DFARS-compliant, lot-traceable materials, and the company specializes in non-standard sizes such as extra thick or extra thin parts.

custom fastener manufacturinglot traceabilityprecision machining from bar stockSwiss CNC lathe machining

Manta Defense designs and manufactures heat-mitigating weapon accessories used by militaries and law enforcement, including standard issue to the United States Marine Corps. The company was conceived as MantaRails in fall 2009 and later renamed Manta Defense. All products are manufactured in-house at its New Philadelphia, Ohio facility using proprietary flexible polymers with an integral stainless steel skeleton.

heat mitigationin-house manufacturing

Holmes delivers premium structural and fire engineering, as well as product development and testing. Part of Holmes Group, an international business born in New Zealand over 65 years ago with more than 500 people worldwide, it services North America and the Pacific Rim from West Coast offices in San Francisco, Los Angeles, Seattle, Portland, and San Diego. The firm specializes in retrofitting unreinforced masonry buildings in seismic zones and works with port jurisdictions and marine land holders.

fire engineeringmarine engineeringstructural engineeringURM building retrofits