Nooter/Eriksen, the world's leading independent supplier of Natural Circulation Heat Recovery Steam Generators (HRSG) behind gas turbines, is a single source supplier of custom designed heat recovery systems. Nooter/Eriksen provides proven solutions for today's demanding combined cycle plant operation such as fast start, high cycling and low emissions. Nooter/Eriksen offers a full range of modularization for your specific jobsite and construction needs. In addition to gas turbine HRSGs, Nooter/Eriksen supplies Waste Heat Boilers, Enhanced Oil Recovery (EOR) Boilers, Benson Once-through HRSGs, Simple Cycle Systems, HRSGs for Integrated Gasification Combined Cycle (IGCC) applications and CSP Tower Solar Receivers. Nooter/Eriksen Aftermarket Services offers complete turn-key services including design, fabrication and installation of replacement components.