KPSR is a respected biogas systenms designer and consultant, active in SE Asia, with more than 30 designs operating. Generally these are an in-ground reactor design, although tank systems are also offered. The industries covered are oil palm, cassava, distillery or the larger feed-lots. All projects are an industrial scale, about 500 kWe the minimum size. While biogas to electricity is typically the economic motive, increasingly upgrading gas is interesting . A complete design service from waste outlet to the inlet of the gas consumer is offered, including waste water treatment or polishing if necessary. The result for the client is a reliable, good quality project achieved at a reasonable cost and with buy-in from the client's operating staff.