Contact Us

Merck Serono Headquarters

Merck Serono S.A. – Geneva
9, chemin des Mines
Case postale 54
CH-1211 Geneva 20
Switzerland
Tel.: +41-22-414 3000
Fax: +41-22-414 2179

Argentina

Merck Química Argentina S.A.I.C
Panamericana Plaza Building
4890 Tronador Street
Buenos Aires
Argentina
Tel.: +54 11 4546 8100
Fax: +54 11 4546 8199

Australia

Merck Serono Australia Pty Ltd.
Unit 3-4, 25 Frenchs Forest Road East, Frenchs Forest
NSW 2086 Sydney
Australia
Tel: +61 2 89 77 41 00

Austria

Merck Gesellschaft MbH Osterreich
Zimbagasse 5 A
1147 Wien
Austria
Tel.: +43 1 5760 00
Fax: +43 1 5773 370

Baltic Countries (Lithuania, Latvia, Estonia)

Ares Trading S.A. Baltic States Representative Office
An affiliate of Merck Serono S.A.
Savanoriu Av. 192, 301
LT44151 Kaunas, Lithuania
Phone +370 37 320603

Belgium

Merck N.V. – S.A
Brusselsesteenweg 288
3090 Overijse
Belgium
Tel.: +32 2 6860 711
Fax: +32 2 6879 120

Brazil

Merck S.A
Estrada dos Bandeirantes, 1099
22710-571 Jacarepaguá
Rio de Janeiro – RJ
Brazil
Caixa postal 70560
22740-362 Rio de Janeiro
Brazil
Tel.: +55 21 2444 2000
Fax: +55 21 2445 2263

Bulgaria

MERCK REPRESENTATIVE OFFICE BULGARIA
Business: Pharmaceuticals
Rakovski ulica 65
1202 Sofia
Bulgaria
Tel.: +359 2 9833 760
Fax: +359 2 9712 092

Chile

Francisco de Paula Taforó 1981
Casilla 48-D
778-0349 Santiago de Chile
Chile
Tel: +56 2 3400 000
Fax: +56 2 3400 199

China

Beijing Merck Pharmaceutical Consulting Ltd.
11F,Tower B, Gemdale Plaza, No.91, Jianguo Road
Chaoyang district, Beijing, P.R. China
100022 Beijing
China

Colombia

Merck Colombia S.A.
Apertado Aéreo 9896
Santafé de Bogota 6 D.C.
Colombia
Tel.: +57 1 4255 397

Croatia

Merck d.o.o.
Andrije Hebranga 32
HR 10 000 Zagreb
Croatia
Tel.: +385 1 4864 111
Fax: +385 1 4864 190

Czech Republic

Merck Pharma k.s.
Merck spol.s.r.o.
Zdébradská 72 iday
P.O.Box 77
25101 Ricany – Jazlovice
Czech Republic
Tel.: +420 323 619 211
Fax: +420 323 619 303

Denmark

Merck Serono
Strandvejen 102 B
2900 Hellerup
Denmark

Ecuador

Merck C.A,
Avda. Amazones 4545 y Pereira
Edificio Centro Financiero
6to piso Of. 602
Quito
Ecuador

Egypt

Merck Ltd.
Merck Seono Commercial International
8, Aflaton Street
Heliopolis 11 361, Cairo
Egypt
Tel.: +20 2 6901 245 / 296
Fax: +20 2 6901 276

Finland

Merck OY
Merck Serono
Pihatörmä 1C
FI-02240 Espoo
Finland
Tel.: +358 9 8678 700
Fax: +358 9 8678 7077

France

Merck Serono s.a.s.
Merck Santé s.a.s.
37 rue Saint-Romain
F-69379 Lyon cedex 08
France
Tel.: +33 4 7278 2525
Fax: +33 4 7275 3905

Germany

Merck Pharma GmbH
Alsfelder Straße 17
64289 Darmstadt (address)
100133 Darmstadt (P.O.Box)
Germany
Tel.: +49 6151 72-3100
Fax: +49 6151 72-3123

Greece

Serono Hellas AE
41-45 Kifisias Ave.  15123 Athens
Greece
Tel.:  +302 10 6165 101

Guatemala

12 Avenida 0-33 Zona 2
Mixco
Ciudad de Guatemala
Guatemala
Tel: +502 2250 5202

Hong Kong

Merck Pharmaceutical (HK) Ltd
Room 2212, Paul Y. Centre
51 Hung To Road
Kwun Tong, Kowloon
852 Hong Kong
P. R. China
Tel.: +852 2389 6278
Fax: +852 2345 2040

Hungary

Merck Kft.
Bocskai út 134–146
1113 Budapest
Hungary
P.O. Box 266
1519 Budapest
Hungary
Tel.: +36 1 463-8100
Fax: +36 1 463-8105

India

Merck Ltd.
Dr. Annie Besant Road
400 018 Mumbai
India

Indonesia

P. T. MERCK TBK.
P. O. B. 2249
Jakarta 10022
Indonesia

Ireland

Merck Ltd. (UK) Pharmaceuticals (Ireland Branch)
3013 Lake Drive
Citywest Business Campus
Naas Rd
Dublin 24
Ireland
Tel.: +353 1 4661 910
Fax: +353 1 4661 902

Israel

Serono Israel Ltd.
50 Bazel Street
46646 Herzlia Pituach
Israel
Tel.: +972 9 9510 737

Italy

Merck Serono S.p.A
Via Casilina, 125
176 Rome
Italy
Tel.: + 39 06 70384 230

South Korea, Republic of Korea

Merck Ltd.
Haesung-2-Bldg., 15th Floor
942-10, Daechi-3-dong
Kangnam-ku
Seoul 135-725
South Korea
Tel.: +82 2 2185-3800
Fax: +82 2 2185-3900

Mexico

Merck, S.A. de C.V
Calle 5, No. 7. Frac Industrial Alce Blanco
Naucalpan de Juárez
Estado de México C.P. 53370
Tel.: +52 55 2122 1600
Fax: +52 55 5576 1652

Middle East

Merck Serono Middle East-FZLLC
Dubai Academic city, Building 3, Ground floor
PO. Box 22730, Dubai UAE
Tel: + 971 4 375 27 00
Fax: + 971 4  429 13 90

The Netherlands

Merck Serono B.V.
Tupolevlaan 41/61
1119 NW Schiphol-Rijk
The Netherlands

Norway

Merck Serono
An affiliate of E. Merck AB
Luhrtoppen 2
NO-1470 Lørenskog
Norway
Tel: +47 67 90 35 90
Fax: +47 67 91 14 32

Peru

Merck Peruana S.A.
Av. Los Frutales No. 220
Ate. / Vitarte
Casilla 4331
Lima 3
Peru
Tel: +511 6 187 500

Poland

Merck Sp.z.o.o.
Merck Sp. z o.o.
Aleje Jerozolimskie 178
02-486 Warszawa
Poland
Tel.: +48 22 5359 700
Fax: +48 22 5359 703

Portugal

Merck, Serono Portugal 
Rua Alfredo da Silva, 3-C
1300-040 Lisboa
Portugal
Tel.: +351 21 3613 500
Fax: +351 21 3613 665

Russian Federation

LLC Merck
Representative Office Moskau
Smolnaya str, 24 D
125445 Moskow
Russia
Tel.: +7 495 935 7046
Fax: +7 495 935 7044

Serbia

MERCK D.O.O.
Djordja Stanojevica 12
11070 Novi Beograd
Serbia

Singapore

Merck Pte. Ltd.
3 International Business Park . #02-01 Nordic European Centre
Singapore 609927

Slovakia

Merck SPOL. SRO.
Tuhovská 3
P.O. Box 34
831 06 Bratislava
Slovakia
Tel.: +421 2 49 267 111
Fax: +421 2 49 267 777

Slovenia

Merck D.O.O, Slovenia
Dunajska cesta 119
1000 Ljubljana
Slovenia
Tel.: +386 1 560-3800
Fax: +386 1 560-3830

Spain

Merck Farma y Química, S.L.
Calle Maria de Molina 40
28006 Madrid
Spain
Tel.: +34 91 745 44 00
Fax: +34 91 745 44 44

South Africa

Merck (Pty.) Ltd.
1 Friesland Dr. Longmeadow Business Estate. Modderfontein
1640 Johannesburg
South Africa
Tel.: +27 11 372 5000
Fax: +27 11 372 5253

Sweden

E. MERCK AB - Merck Serono DIVISION
Frösundaviks Allé 1 SE-16970 Solna (Visiting address)
195 87 Stockolm (Mailing address)
Sweden
Tel.: +46 8 562 445-16

Switzerland

Merck (Schweiz) AG
Pharmaceuticals
Chamerstrasse 174
CH-6300 Zug
Switzerland
Tel.: +41 41 729 2222
Fax: +41 41 729 2200

Taiwan

Merck Ltd Taiwan, Pharma Division
7F-11, No.188, Sec.5, Nanking East Road,
Taipei 105,
Taiwan

Tunisia

Merck Serono Group
Rue des Lacs de Mazuri
Imm. Capitole
1053 Les Berges du Lac
Tunis Tunisia

Turkey

Merck Ilac, Ecza ve Kimya Tic. Ltd. Sti.
Company of HSEE
Kayisdagi Caddesi
Karaman Ciftligi Yolu
Kar Plaza, No. 45 Kat 5&7
34752 Icerenkoy/Istanbul
Turkey
Tel.: +90 216 578 66 00
Fax: +90 216 578 66 99

United Kingdom

Merck Serono Ltd.
Bedfont Cross,
Stanwell Road, Feltham,
Middlesex TW14 8NX
UK
Tel.: +44 (0)20 8818 7200
Fax: +44 (0) 20 8818 7267

Venezuela

Merck S.A.
Apartado 2020
Caracas 1010 A 1
Venezuela
Tel.: +58 212 2351379
Fax: +58 212 237632