DE PERE — Paper Transport Inc. of Ashwaubenon and Integrys Transportation Fuels Inc. are building a compressed natural gas fueling station in De Pere.
The companies formed a joint venture, called TrilliumHD, which plans to open two or three compressed natural gas stations in 2012.
Integrys owns about 50 CNG fueling stations, which it got through acquisition. They are in California, in Texas and on the East Coast. The De Pere station is the first it is building.