- national level bodies that administer and initiate business development and are concerned with coordinating efforts at a national level. Key concerns are typically how to establish, administer and coordinate business development.

- agencies that provide development initiaitves and funding on large scale. Key concerns include ensuring that funding provided produces measurable return.

-  typically these include local government groups and affiliates that want to further their region. Key concers are the practical issues involved in business cluster development.

- owners and managers of businesses that are seeking competitive advantage. Key concerns are assessing whether business clusters are a workable and relevant solution and are seeking practical advice.