Profile: Denali, Inc. supplies custom engineered and fiberglass reinforced composite corrosion resistant fluid handling products. We serve industries such as petroleum, chemical/petrochemical, power, pulp & paper, water/wastewater, microelectronic and pharmaceutical. We manufacture a variety of critical fluid handling products including ground FRP tanks, vessels, towers, stacks, scrubbers, piping systems, duct, dampers, butterfly valves, manholes and oil/water separators.