Previwo AS is a Norwegian based biotechnology company with biological health products which can add high value through managing microbial systems for better health, yield, welfare and sustainability. Stembiont™ is the first-to-launch product; a bath delivered probiotic application to enhance productivity and robustness of salmon smolt.  The company researches, develops, and commercializes probiotics and bacterial vaccines using new science and technology to make more effective products for unmet needs (including winter ulcer disease, Yersinosis and SRS) in aquaculture.