Marianne Dempsey

Account Director


Office Location: Westborough, MA
Phone: 508-475-0025


Marianne is a seasoned communications professional with experience that spans both the technology and consumer sectors. At Rainier, Marianne works on accounts in the safety-critical software, predictive analytics, telecommunications, semiconductor and green tech markets. Prior to joining Rainier Communications, Marianne worked at Version 2.0, where she was responsible for both the strategic direction and management of day-to-day implementation of client programs and campaigns for 1E, Blue Prism, Cubiq and Scratch Wireless.

She also worked at Carlton PR and Marketing and launched a number of consumer and technology start-ups including SqueePlay, Restaurant Sciences and Timbre. Marianne ran her own successful PR consultancy, Sabella Communications, for 15 years providing strategic counsel, crisis communications, messaging, analyst and media relations to her clients.

Marianne spent her formative career years at FitzGerald Communications, where she worked with a number of start-up and established companies including American Superconductor Corporation, Brooktrout Technology, Invention Machine and Monorail. She was responsible for implementing a number of highly successful PR campaigns for her clients. Marianne graduated from Boston University with a Bachelor of Science degree in communications. She resides in Hopkinton, Massachusetts with her family and enjoys coaching youth sports.


"Nothing is impossible, the word itself says I’m possible!"

-Audrey Hepburn