PDM Database Systems

Concurrent Systems Inc
Provides product data management solutions including Pro/INTRALINK, Pro/ENGINEER and Microsoft Office integration.
http://www.csi-europe.com/

Pro/PDM
ProPDM was the first PDM system written by PTC for ProEngineer. This is a detailed description of the product.
http://www.msctech.com/propdm.htm

Solutions 2 Enterprise - Windchill PDM UK reseller
UK Suppliers of PTC products, including Windchill Link solutions, Pro/Engineer and related products. Consultancy, Training, Outsource Design and Project Management.
http://www.s2e.co.uk