CDI Trainers - Conducts diocesan based and national Church Development Institutes; largest intensive training program on congregational development in the Episcopal Church.

Leadership Training Institute - Offers training in human interaction, group development, design skills, and consultation skills

Synagogue 3000 - is a comprehensive project for the spiritual transformation of synagogue structure and culture, one that combines a comprehensive and detailed vision of the Jewish future and synagogue life with change-management techniques. We already have dozens of congregations all over the nation participating in our various programs, and we look forward to watching that number grow.

The Alban Institute - Training, research, books on congregational development     

Reformed Church pages on Congregational Development

Interim Ministry Network - Training and resources for churches in transition. 

The Congregational Handbook - How to Develop and Sustain Your Unitarian Universalist Congregation; variety of resources on vision, planning, growth, etc. 

Characteristics of Healthy Meetings and Worship Groups - Quaker Library                                    - Also articles at  "Resources for Fostering Vital Friends Meetings"

Transforming Christian Leaders -  Provides a collection of resources centered around stories about congregational life and challenges.

Evangelization & Membership Growth - Variety of resources

ELCA Congregational Resources

Articles

How to minister at a healthy pace - by John C. Ortberg

Build a Better Board: Create a healthy team to grow a healthy church - an interview with Larry Osborne

Ministry to missing members: How to respond when people drop out of church - by John S. Savage

Congregation: Stories and Structures - an on-line book by James F. Hopewell