Relaciones con los Inversionistas Minera IRL Limited Contacto: Trish Kent trish.kent@irl.com.pe Tel: (511) 418-1230  Fax: (511) 418-1270 Av. Santa Cruz 830, Of. 401 Miraflores, Lima 18 Perú Broker/nomad: Collins Stewart Europe Limited  Contacto: John Prior / Adam Miller Jprior@collinsstewart.com Amiller@collinsstewart.com Tel: +44 (0) 20 75238350 88 Wood Street London EC2V 7QR United Kingdom European ECM and Corporate Broking RBC Europe Limited Contacto: Stephen Foss/ Martin Eales stephen.foss@rbccm.com martin.eales@rbccm.com Tel: 44 20 7029 0740 Mob: 44 7793 30 5995 Riverbank House 2 Swan Lane London EC4R 3BF United Kingdom  Co-Broker: finnCap Contacto: Geoff Nash/ Matthew Robinson/ Joanna Weaving GNash@finncap.com Mrobinson@finncap.com Jweaving@finncap.com Tel: +44 (0) 2076001658 Fax:+44 (0) 2076001659 60 New Broad St London, EC2M1JJ Abogado: Fasken Martineau LLP www.fasken.com 17 Hanover Square  London W1S 1HU United Kingdom

Auditor: PKF (UK) LLP www.pkf.co.uk Tel: + 44 (0) 20 70650000 Fax: + 44 (0) 20 70650527 Relaciones Públicas Reino Unido:  Buchanan Contacto: Bobby Morse bobbym@buchanan.uk.comside.com www.buchanan.uk.com Tel: +44 (0) 20 7466 5000 107 Cheapside London EC2V 6DN Relaciones Públicas - Lima: Synergy Asociados Contactos: Magaly Villena  mvillena@synergyperu.com Tel: + (511) 628 6300 Cel.: + (511) 981186255