Sigma(R) Life Science Appoints Impress Public Relations as Agency of Record PHOENIX, AZ--(Marketwire - November 3, 2009) - Impress Public Relations, Inc. today announced that it has been appointed as public relations agency of record by Sigma Life Science, part of the...

Impress Public Relations Opens Portland Office PHOENIX, AZ--(Marketwire - October 14, 2009) - Impress Public Relations, Inc., a leading business-to business marketing communications agency specializing in the high-technology and life...