Schwartz Msl, LLC at a Glance


  • Creative, innovative communications company
  • Excellent client list


  • Transitioning away from independent status to become part of large corporation
  • Called by some a “PR mill”

The Bottom Line

  • Schwartz MSL is a public relations firm with a solid history and a bright future, even as it transitions from being an independent company to become part of a much larger PR network.

About Schwartz Msl, LLC

Schwartz MSL (formerly Schwartz Communications) is a public relations firm serving companies in the health care and technology industries, including medical technology and biotech companies. It offers traditional public relations and outreach services, as well as specialized services tailored for government and media relations. Other services include branding, crisis management, and social media marketing. Schwartz MSL has offices in San Francisco and Boston and overseas in London and Stockholm. In September 2011, the company was acquired by French advertising and media conglomerate Publicis Groupe and integrated into its MSLGROUP division. It was rebranded under the Schwartz MSL name during that time.

Schwartz Msl, LLC

300 5th Ave Ste 1
Waltham, MA 02451-8705
Phone: 1 (781) 684-0770
Fax: 1 (781) 684-6500


  • Employer Type: Subsidiary
  • Account Executive: Michelle Hirsch
  • Assistant Sales Representative: David Sprague
  • Sales Representative, Senior Account Executive: Erin Zwirn
  • Employees: 180

Major Office Locations

  • Waltham, MA