

1. European Committee for Electrotechnical Standardization

Rue de la Science 23
B β 1040 Brussels, BelgiumTel: + 32 2 550 08 11
π·Fax: + 32 2 550 08 19
Click the link below to read more
https://www.cencenelec.eu/media/CEN-CENELEC/Contact%20Us/Management%20Centre/orgchart.pdf
HOW TO REACH CEN-CENELEC (PDF)

info@cencenelec.eu
media@cencenelec.eu
itsupport@cencenelec.eu
- CEN-CENELEC Research helpdesk on standardization: research@cencenelec.eu
- CEN Environmental Helpdesk (CEN/EHD): cen.ehd@cencenelec.eu
- Web conferences β Booking, training and information on web conferences: webconf@cencenelec.eu
- Feedback β Suggestions for improvements, complaints or compliments: quality@cencenelec.eu
- CEN-CENELEC cross-sectoral topic contacts
2. European Telecommunications Standards Institute (ETSI)

ETSI
650 Route des Lucioles
06560 Valbonne β Sophia Antipolis
FRANCE

Tel.: +33 4 92 94 42 00 (Reception)
secretariat@etsi.org β or refer to the Contact us page.
The ETSI building is open from 07:30 to 20:00, Monday to Friday.

1. International Organization for Standardization (ISO)

International Organization for Standardization
ISO Central Secretariat
Chemin de Blandonnet 8
CP 401 β 1214 Vernier, Geneva, Switzerland
central@iso.org
Tel.: +41 22 749 01 11
π· Fax: +41 22 733 34 30
Visiting ISO [PDF, 532.93 KB]
2. The North Atlantic Treaty Organization (NATO)

NATO Administrative Tribunal
Office of the Registrar β FD 205
Blvd Leopold III
B-1110 Brussels
Tel: + 32 (0)2 707 3831
- If you have any questions, please check the NATO FAQ page.
mailbox.ypp@hq.nato.int.