Group Wellesley, Inc. provides DITA training, customization, and consulting support. We have delivered DITA seminars in the United States and in Europe.

Gilbane Group Inc. publishes publishes the Gilbane Report, the most widely read newsletter covering content management technologies. We also produce educational conferences. Our industry analysts and consultants provide advisory and consulting services to all types of organizations.

Comtech Services, Inc. provides a full-range of training, consulting, and support for any group considering a move to DITA. We offer a workshop series including DITA Getting Started, in addition to our regular offerings in structured writing, minimalism, and content management implementation. JoAnn Hackos, Comtech President, the industry's leading expert in information architecture, creates consulting arrangements that lead to information architecture, process redesign, and leadership in change management.