Contact Us

Contact Us

Thank you for your interest in our corporate responsibility activities.

We welcome your feedback on our Corporate Responsibility Report, as well as any other comments or questions you may have. You may contact us at either of the addresses below, or email us here.

CORPORATE HEADQUARTERS

Merck & Co., Inc., Kenilworth, NJ, USA
2000 Galloping Hill Road
Kenilworth, N.J. 07033 USA.
Phone: 908-740-4000
Monday–Friday
8:30 a.m. to 5:30 p.m. ET
Visit website.

CANADIAN HEADQUARTERS

16750, Trans-Canada Highway Kirkland,
Quebec H9H 4M7 Canada
+1 514-428-7920
Visit website.

WORLDWIDE OFFICES

Merck & Co., Inc., Kenilworth, NJ, USA is known as MSD outside the U.S. and Canada
For contact information for our worldwide sites, please click here.

GRANT REQUESTS

Philanthropy is an important component of our company’s commitment to corporate responsibility. For information on submitting a grant request, please review our Grant Application Guidelines for Non-Profit Organizations.

PRODUCT INQUIRIES

For product information, please visit our company’s Products page.

To report an adverse experience with one of our company’s products, please call our National Service Center at 1-800-444-2080. The Service Center is pleased to assist you Monday through Friday, from 8am to 7pm ET, and product-related emergencies can be reported at any time.

DOWNLOAD OUR REPORT

Our comprehensive Corporate Responsibility Report is available in PDF format. To download the full report, or build a customized PDF, click here.

Note: Software to view files presented in PDF or SWF format is available at no charge through the Adobe website. Get Adobe Reader.

FREQUENTLY ASKED QUESTIONS

Answers to some Frequently Answered Questions can be found on this site’s FAQ page or on our corporate website.