CATIA Operators Exchange  
   COE is dedicated to the exchange of information about CATIA and other Dassault Systèmes software products.
   http://www.coe.org/

CATIA IUA Functions by EMA  
   Customization and extension functions for CATIA, with free download of some examples.
   http://www.ema3.com/

IBM Engineering Solutions / CATIA  
   CATIA is marketed worldwide by IBM.
   http://www.catia.ibm.com/catmain.html

CATIA Users of Central Ontario  
   Volunteer organization serving the needs of CATIA users. Hints and Tips for users as well as minutes of meetings and notices of upcoming events.
   http://www.cuco.org

TBM Technologies  
   A company providing CATIA design, support and training services to the aerospace, automotive, and transportation industries.
   http://www.tbmtech.com/

Practical Catia  
   Catia training and job listings involving CATIA CAD/CAM/CAE skills.
   http://www.practicalcatia.com/

CADAM Drafting  
   Information about the 2d drafting solution within the CATIA product family from Dassault Systems.
   http://www.cadam.com/

Sheridan: The CATIA Institute  
   The Sheridan College offers courses in mechanical CATIA-CADAM solutions, including post-secondary, post-diploma, and continuing education programs.
   http://www.sheridanc.on.ca/centres/catia/

Catiaworld.com  
   An independent resource for CATIA and other CAD/CAM software by Dassault. Offers business listings for engineering, hardware, software, and recruitment, with more information for registered users.
   http://www.catiaworld.com/

UNICO Media GmbH  
   The UNICO group of companies offers CAE training courses for CATIA and Pro/E in several languages.
   http://www.unico-media.com/

Catia V5 Users Group  
   Mailing list dedicated to helping users with the Catia family of work benches.
   http://groups.yahoo.com/group/catiav5/