Simpson Strong Tie

http://www.strongtie.com/

For more than 55 years, Simpson Strong-Tie has focused on creating structural products that help people build safer and stronger homes and buildings. Considered a leader in structural systems research, testing and innovation, Simpson Strong-Tie works closely with industry professionals to provide code-listed, field-tested products and value-engineered solutions. Its structural products are recognized for helping structures resist high winds, hurricanes and seismic forces. The company’s extensive product offering includes engineered structural connectors, fasteners, fastening systems, lateral-force resisting systems, anchors and products that repair, protect and strengthen concrete.