The Appleton Common Council gave its approval Tuesday night to plans for a 49-point-5-million dollar corporate headquarters in the city’s downtown area.  U-S Venture Incorporated is moving from Kimberly, where it was started in 1951.  The fuel distribution company projects having up to 500 employees working at the new location by the year 2023.  The council has been working on the big project for about 18 months.