BioLargo, Inc. engages in the provision of technology solutions for odor and moisture control, disinfection, and water treatment. It operates through the following segments: ONM Environmental, BLEST, BioLargo Water, Clyra Medical and Corporate Operations. The ONM Environmental segment manufactures and sells odor and VOC control products and services, including its flagship product, CupriDyne Clean. The BLEST segment offers professional engineering services through its internal business units. The BioLargo Water is a Canadian division which focuses on commercializing AOS systems. The Clyra Medical segment focuses on the advanced wound care industry. The Corporate Operations segment supports the operating segments with legal, accounting, human resources, and other related services. The company was founded in 1989 and is headquartered in Westminster, CA.