24 hours a day, 7 days a week, year-round

Call the ERT Helpdesk

ERT’s Global Customer Care team is always available for technical support. A trained specialist is standing by for your call now. Toll-Free (Where Available)

Select Your Country...

Please be sure to have your ERT study name, Portal account login or the ticket number for an existing case, if available.


800 704 9698
**Toll-Free Number Unavailable


866 803 3355

Please note that your phone number will be recorded when calling ERT’s helpdesk.
Toll-Free numbers are for landlines. You may be charged when calling from a mobile phone. These numbers may not be accessible from some mobile network providers. For more information, contact your network provider.

Call the ERT helpdesk (Toll applies)

us toll number

+1 908 595 2020

german toll number

+49 9305 720 9891

Contact Us by Email

You can email questions and comments to the Global Helpdesk at [email protected]

Please Note: We typically respond to emails in about 2 business days however during peaks, it may take a little longer. If you require prompt assistance, the best way you can reach us is to give us a call.

Contact Us by Mail or Regional Location

North America:
ERT, Inc.
1818 Market Street, Suite 1000
Philadelphia, PA 19103-3638 United States

North America:
ERT, Inc.
500 Rutherford Avenue,
Boston, MA 02129 United States

ERT, Inc.
2, Chemin Louis-Hubert, 1213 Petit-Lancy,
Geneva, Switzerland

ERT, Inc.
2F, 2-13-13 Nihonbashi Kayabacho, Chuo-Ku,
Tokyo 103-0025, Japan

eResearchTechnology GmbH
Sieboldstrasse 3 97230
Estenfeld Germany