Merck Sharpe and Dohme LLC Data Breach

If so, your sensitive personal identifiable information may have been stolen!

Merck Sharpe and Dohme LLC is a large pharmaceutical company with locations in different countries.  In September of 2025, Merck Sharpe and Dohme LLC discovered that their computer systems had been breached due to a cyberattack against one of its service provider companies (Graebel Companies).  Merck Sharpe and Dohme LLC reported to the Attorney General of Massachusetts on November 17, 2025, that they are mailing notices to affected individuals. The compromised data is said to include names, birth dates, addresses, phone numbers, Social Security numbers and financial information.

Data breaches are serious matters that can cause long term damage. Hackers break into networks so that they can steal your personal information to sell it on the dark web, commit identity theft, financial theft or other frauds. 

How do you know if you were affected? If you receive a letter from Merck Sharpe and Dohme LLC notifying you that your private information was impacted in their data breach, contact us to find out if you may be eligible for compensation!

What should you do if you were affected? If the notice letter you receive offers you credit monitoring services, you should sign up for them.  Keep a copy of the data breach notice letter for your records and monitor your accounts for any fraudulent activity. Change the passwords to any accounts you currently have and contact an attorney who can help you with next steps by filling out the form on this page!