BioLargo, Inc. provides technology-based products and environmental engineering solutions in the United States. The company operates through Odor-No-More, BLEST, BioLargo Water, and Clyra Medical segments. Its Advanced Oxidation System (AOS) platform is a water treatment system for decontamination and disinfection. The company offers odor and volatile organic compound control products, and AOS water treatment technologies, as well as professional engineering and consulting services. In addition, it offers wound care products for traumatic injury, diabetic ulcers, and chronic hard-to-heal wounds, as well as offers stem cell therapy, under SkinDisc brand. The company provides its products under the CupriDyne Clean and Nature's Best Science brand names. BioLargo, Inc. was incorporated in 1991 and is based in Westminster, California.