Manufacturers of a buckling restrained brace, a yielding steel core brace that is prevented from buckling when forced into the plastic range of the steel by an earthquake or other seismic activity. Includes test results and application movie.

Design and install vibration isolation and control and seismic protection equipment. Includes a technical publications library and career opportunities.

Designer and manufacturer of measurement systems for monitoring, recording and evaluation of earthquakes and vibration. Data sheets available in pdf format.

Designer, supplier and installer of fiber enforced polymer products for building structures. Page includes company history and explains how the product works.

Offers identification of the causative fault, site response studies, seismic risk assessment, liquefaction potential analysis and mitigation.

One of the seismic isolation bearing manufacturers offers complete seismic isolation services, including design support, manufacturing, testing, and construction support.

Focuses primarily on installation of automatic natural gas earthquake shut-off valves and also on underground natural gas leak detection.

Promotes its products for energy absorption, motion control, impact reduction, controlled deceleration, rate control, machinery impact, air blast, vibration reduction, seismic protection, and earthquake isolation.

A variety of products such as QuakeMats, SeismaFlex, GripStrip, TekGrip fasteners and ISO-Base platform to secure non structural seismic hazards.

Consulting project to empower civil/structural engineers with shared resources of the Internet.