Relaciones con los Inversionistas Minera IRL Limited Contacto: Trish Kent trish.kent@irl.com.pe Tel: (511) 242-0421 Tel: (511) 712-0048 Fax: (511) 446-5384 Av. José Pardo 601, Of. 904 Miraflores, Lima 18 Perú Broker/nomad: Arbuthnot Securities Limited Contacto: Richard Johnson RichardJohnson@arbuthnot.co.uk Tel: +44 (0) 20 70122122 Fax: +44 (0) 20 70120007 Arbuthnot House England 762818 20 Ropemaker Street London Co-Broker: Fox-Davies Capital Contacto: Jason Bahnsen/ David Poraj-Wilczynski jason.bahnsen@fdcap.com david.poraj-wilczynski@fdcap.com Tel: +44 (0) 2079365220 DDI: +44 (0) 2079365226 FAX: +44 (0) 2079365201 Whitefriars House, 6 Carmelite Street London  EC4Y 0BS www.fox-davies.com Abogado: Fasken Martineau Stringer Saul Contacto: Mark A. Camilleri mcamilleri@lon.fasken.com www.fasken.com Dir: +44 (0) 20 73826030 Tel: +44 (0) 20 73826020 Fax: +44 (0) 20 73826021 17 Hanover Square  London W1S 1HU United Kingdom

Contador: PKF (UK) LLP Contacto: Jeff Harris jeff.harris@uk.pkf.com www.pkf.co.uk Dir: + 44 (0) 20 70650319 Tel: + 44 (0) 20 70650000 Fax: + 44 (0) 20 70650527 Relaciones Públicas:  Bankside Consultants Limited Contacto: Louise Mason Louise.Mason@bankside.com www.bankside.com Tel: +44 (0) 20 7367 8888 Dir: +44 (0) 20 7367 8872 Mob: +44 7850 593445 Fax: + 44 (0) 20 7367 8899 1 Frederick’s Place London EC2R 8AE Relaciones Públicas - Lima: Synergy Asociados Contactos: Magaly Villena  mvillena@synergyperu.com Tel: + (511) 628 6300 Cel.: + (511) 981186255 Relaciones Publicas Canadá The Equicom Group Contacto James Kitchen jkitchen@equicomgroup.com Tel: 416.815.0700 x267 Cel: 416.434.4150 20 Toronto St., Ste. 500 | Toronto, ON M5C 2B8