SEATTLE--(BUSINESS WIRE)--57 life sciences companies from Washington, Oregon, Montana, British Columbia and Alberta have been selected to present at the seventh annual CEO and Investor conference, Invest Northwest™ organized by the Washington Biotechnology and Biomedical Association. Selected companies to present at the March 18-19 forum in Seattle include diagnostics, therapeutics, drug delivery and bioinformatics firms from three US states and two Canadian Provinces.