Open Shop Now Our end-to-end, powerful E-Commerce solutions include shopping cart and auction functionality in one easy to use package. Offers E-Commerce and custom software solutions for businesses of all sizes. http://www.openshopnow.com/

Orion Consulting Ltd The independent EDI and EC consultancy in the UK and Europe. http://www.orionltd.co.uk

OAO Technology Solutions builds, integrates and supports IT infrastructures. http://www.oaot.com

Objectica Software Development, Inc. Develops custom e-Commerce software solutions. http://www.objectica.com

Odyssey Software Implementation and support of information management solutions for mid-market organizations. http://www.tosg.com/

Oxford Consulting Group Offers services to support EDI and B2B integration including implementation and training for Gentran, GIS, Inovis/Harbinger, and GXS. Includes client list and newsletter. http://www.oxford-consulting.com/

NJB Consulting Ltd Offers e-business consultancy. Middlesex, United Kingdom. http://www.njbconsulting.co.uk/