RISA develops innovative structural design and analysis software tools to solve today’s
most demanding engineering problems.

Software solutions for multi-material structures

RISA has been developing cutting-edge structural design and optimization software for over 30 years. RISA-3D, RISAFloor, RISAFoundation and RISAConnection enable you to work with steel, concrete, timber, masonry, aluminum and cold-formed steel all in a single, seamlessly integrated model.

RISA has leading market share and is a key provider to the top US design firms in over 70 countries around the world for towers, skyscrapers, airports, stadiums, petrochemical facilities, bridges, roller coasters and everything in between.

A well-trained team of engineers and software developers is working to meet the needs of the growing client base by implementing new design features and expanding the suite of software tools.

Founded in 1987, RISA is located in Foothill Ranch, Calif., USA and became a part of Nemetschek Group in 2017.


  • RISA-3D
  • RISAFloor
  • RISAFoundation
  • RISAConnection
  • RISA-2D
  • RISASection

For more information, please visit www.risa.com
or mail to info@risa.com.