"The National Council of Structural Engineers Associations (NCSEA) was formed to constantly improve the level of standard of practice of the structural engineering profession throughout the United States, and to pro ...

"The Post-Tensioning Institute represents a community of businesses and professionals dedicated to expanding quality post-tensioning applications through research, code development and marketing. PTI is a Non-Profit ...

Portuguese Geotechnical Society

"SEI is a vibrant, 20,000 plus community of structural engineers within the American Society of Civil Engineers. SEI started on October 1, 1996 in order to serve the unique needs of the structural engineering commun ...