Biorem, Inc. engages in the designing, manufacturing, and distribution of biological filters for removal of odors, volatile organic compounds, hazardous air pollutants, and for the conditioning of biogas renewable energy. The company is headquartered in Guelph, Ontario. The company went IPO on 2004-04-23. The firm designs, manufactures and distributes a line of air emissions control systems used to eliminate odors, volatile organic compounds (VOCs) and hazardous air pollutants (HAPs). The company operates through one reportable segment, which involves the manufacture and sale of pollution control systems. Its solutions include BASYS and BiofiltAIR biofilter, MYTILUS biotrickling filter, multi-stage SYNERGY system, biogas desulfurization, dry scrubber adsorption systems and cannabis odor control. Its BASYS and BiofiltAIR biofilter systems are suited for odor control applications, especially when removing reduced sulfur compounds or VOCs. The company offers biofiltration medias, which include BIOSORBENS, XLD, BIOPAK and BIOROLL & BIOBLOK. The firm's service solutions include system upgrades, preventative maintenance, and replacement and spare parts. Its other services dispersion modeling, permit applications and community outreach programs.