Graham John Massie

Centre for Effective Dispute Resolution Ltd. is Europe's largest independent alternative dispute resolution center for both commercial and consumer disputes. The non-profit company is based in London, UK, and has subsidiaries in the United Kingdom. The British company handles thousands of referrals a year and operates the Court of Appeals mediation service. It is certified by the Chartered Trading Standards Institute under the European Union Directive on Consumer Alternative Dispute Resolution. The company is a leading negotiation and conflict management trainer internationally and has awarded its acclaimed mediator skills training accreditation to over 7,000 mediators in 70 countries. Centre for Effective Dispute Resolution is a non-profit organization with a public mission to innovate and develop conflict management and dispute resolution. The company was founded in 1989 by Eileen Philomena Carroll and Karl Joseph Mackie, and Karl Joseph Mackie has been the CEO since 1989.

The International Dispute Resolution Centre Ltd. is a private company based in London, UK. It was founded in 1999 by Damian Hickman, who has been the CEO since its inception.

Part of Centre for Effective Dispute Resolution Ltd., CEDR Services Ltd. is a British company that provides third party dispute resolution services. The company is based in London, UK and was founded in 1996.