Class 037
Construction and Repair Services
Anaerobic digesters, namely, apparatus for anaerobic decomposition of waste; digesters, namely, apparatus for containing microorganisms and organic waste or biomass in the absence of oxygen; biogas fermentation reactors, namely, percolating fermenters and dry fermenters; fermentation apparatus for industrial purpose
Class 040
Treatment & Processing of Materials Services
Installation, repair, and maintenance of renewable energy generation equipment, anaerobic digestion systems, and bio-gas production systems; construction of waste treatment facilities, anaerobic digestion systems, and bio-gas production systems; consulting services in the field of installation and maintenance of renewable energy systems; installation of biogas upgrading systems to remove gases from biogas
Class 042
Computer & Software Services & Scientific Services
Technological planning, engineering design, and consulting services in the field of renewable energy resources