 WESTMER, CA ACCESSWIRE August 9, 2021 BioLargo, Inc. OTCQB:BLGO, a developer of sustainable technologies and full-service environmental engineering company, today announced that it will be presenting at the SNN Network Summer Virtual Event 2021 on Wednesday, August 18 at 10 AM Eastern Time. Dennis P. Calvert, President and CEO of BioLargo, will be presenting about BioLargos environmental technologies and answering questions from investors. 