Layne Drilling Tanzania (Mwanza Office)
Plot No. 109
Bin Haki Street
Pasiansi
Mwanza, Tanzania

(Postal)
PO Box 2372
Mwanza, Tanzania

Phone: +255 (0)282 560 109
Switchboard: +255 (0)282 560 172
Admin Fax: +255 (0)282 560 133
Stores Fax: +255 (0)282 560 171
Email: info@layne.com.au

Layne Drilling DR Congo
38AV de la Liberte,
Lubumbashi,
Katanga Province,
Democratic Republic of Congo

Phone: +260 265 1311
Phone: +260 265 1309
Fax: +260 265 1321
Email: info@layne.com.au

Layne Drilling Zambia (Ndola Office)
Plot No. 1746
Nakambala Road
Industrial Area
NDOLA, ZAMBIA

(Postal)
PO Box 71667
NDOLA, ZAMBIA

Phone: +260 265 1311
Phone: +260 265 1309
Fax: +260 265 1321
Email: info@layne.com.au

West African Drilling Services (Bamako Office)
Zone Industrielle
Route de Sotuba
Porte 2410, BPE 3863
Bamako, Mali

(Postal)
BPE 3863
Bamako, Mali

Phone: +223 (0)221 4832
Phone: +223 (0)221 2125
Fax: +223 (0)221 2126
Email: info@layne.com.au

Layne Drilling Australia (Boulder Office)
26 Leviathan St
Kalgoorlie/Boulder WA 6432

(Postal)
PO Box 2516
Boulder WA 6432
Australia

Phone: +61 (0) 8 9093 3701
Admin Fax: +61 (0) 8 9093 4301
Supply Fax: +61 (0) 8 9093 3709
Email: info@layne.com.au

International Mining Services (Perth Office)
28-32 Irvine Drive
Malaga WA 6090

(Postal)
Locked Bag 1
Malaga WA 6944
Australia

Phone: +61 (0) 8 9248 5022
Fax: +61 (0) 8 9248 5044
Supply: +61 (0) 8 9248 5094
Email: info@layne.com.au

International Directional Services
1072 Webbwood Drive, Unit #4
Sudbury, Ontario
Canada P3C 3B7
(705) 671-6097   FAX: (705) 671-9427

Tecniwell S.r.l.
Via I Maggio, 61
29027 Podenzano (PC)
Italy
0039 523 524086   FAX: 0039 523 524088
tw@tecniwell.com
1646@laynechristensen.com
http://www.tecniwell.com/

Layne de Mexico, S.A. de C.V.
Boulevard de Los Seris #133
Parque Industrial
C.P. 83299
Hermosillo, Sonora, Mexico
011 52 (662) 251 01 30   FAX: 011 52 (662) 251 01 31
1021@laynechristensen.com

Boytec Sondajes de Mexico S.A. de C.V.
Blvd. Kino No. 309
Piso No. 14
Edificio Torre de Hermosillo
Col. Country Club
Hermosillo, Sonora, Mexico
52 (662) 289-0176   FAX: 52 (662) 289-0149
boytec@rtn.uson.mx

Tecno Andina de Sondajes S.A.
S/No Esquina Suroeste Godoy Cruz #5501
Mendoza - Argentina
54 (261) 4521-550   FAX: 54 (261) 4523-789
tecnoandina@infovia.com.ar

Boytec Bolivia S.R.L.
Calle Jacinto Benavente #250
Sopocachi
La Paz, Bolivia
(591 2) 242-2987 Phone and FAX
boytecbo@ceibo.entelnet.bo

Boyles Bros. do Brasil Ltda.
Av.Dr Gentil de Moura, 546 Ipiranga
04278-000 - Sao Paulo - SP
Brazil
Phone PABX: (5511) 5063 3055   FAX: (55 11) 5061 5461
roder@roder.com.br

Christensen Chile S.A.
Casilla No. 1150 Correo Central (P.O. Box)
Santiago, Chile
56 (2) 620-7800   FAX: 56 (2) 620-7899
christen@christensen.cl

UHCO
Pedro Aguirre Cerda No. 7853, Sector Barrio Industrial
Antofagasta, Chile
56 (55) 232440   FAX: 56 (55) 232868
uhco@christensen.cl

Geotec Boyles Bros. S.A.
Casilla 28-D Correo Central (P.O. Box)
Lo Campino 432, Quilicura (Street Address)
Santiago, Chile
56 (2) 620-7700   FAX: 56 (2) 620-7799
geotec@geotec.cl

Geotec Boyles Bros. S.A.
Pedro Aguirre Cerda No 7853, Sector Barrio Industrial
Antofagasta, Chile
56 (55) 293888   FAX: 56 (55) 295216
jalvarez@geotec.cl

Boyles Bros. Diamantina S.A.
Casilla 1955, Lima 100 (P.O. Box)
Av. Santa Ana No 186, ATE Vitarte (Street Address)
Lima, Peru
51 (1) 326-0494   FAX: 51 (1) 326 0502
boyles+@amauta.rcp.net.pe

Geotec S.A.
Casilla 1955, Lima 100 (P.O. Box)
Av. Santa Ana No. 186, ATE Vitarte (Street Address)
Lima, Peru
51 (1) 326-0494   FAX: 51 (1) 326-0092
geotec+@amauta.rcp.net.pe