LOS ANGELES--(BUSINESS WIRE)--The Southern California Biomedical Council (SoCalBio) – a member-supported trade association that serves biotech and medical device firms, research organizations and academic institutions throughout the Greater Los Angeles region – has announced that 22 early- to late-stage companies are confirmed to present at the 10th Annual SoCalBio Investor Conference, which will be held September 19th at the Wilshire Grand Hotel in downtown Los Angeles.