The Organising Committees of MAPLA 2009 and MANTEMIN 2009 would like to thank everyone who contributed to the success of these events. We want to thank all reviewers for their outstanding work and support in the technical organisation of the meetings. We also want to thank our sponsors and participants for their interest, enthusiasm and motivation.

We specially would like to thank all authors for their willingness to share their knowledge and experiences through their innovative and high quality articles. Also, we want to thank our special guests for their plenary presentations:

- Recent Advances on Intelligent Maintenance Systems and Prognostics Technologies for Zero-Breakdown Equipment and Systems. Jay Lee, Director of NSF Industry-University Cooperative Research Center on Intelligent Maintenance Systems, USA.

- Aligning Maintenance and Operations through Value-Based Decisions. Peter Knights, Professor y BMA Chair in Mining Engineering of the Department of Mining Engineering at the University of Queensland, Australia.

- Maintenance Management at Minera Esperanza. Christian Thiele, Minera Esperanza General Manager, Chile.

- Making the Business Case for the Whole Life Cycle Asset Management. John Woodhouse, Executive Director of The Woodhouse Partnership, England.

We truly hope you enjoyed the technical and social activities of MAPLA 2009 and MANTEMIN 2009. We also hope to see you at MAPLA and MANTEMIN 2010, because with your support and enthusiasm, these meetings will become a maintenance tradition in the Mining Business.