I saw this video and was impressed with how many buses there were. So I decided to check it out. I found:
41 Buses parked which can carry 2250 Passengers!
Owners/Operators - Capacity and Number of buses:
B&W Charters, Kalamazoo, MI - 56 Passenger Coaches = 2
Star of America Charters, Jeffersonville, IN - 55 Passenger Coaches = 1
Excursions Trailways - Ft. Wayne, IN - 56 Passenger Coaches = 2
Peoria Charter, Peoria, IL - 55 Passenger Coaches = 3
Badger Coaches, Madison, WI - 56 Passenger Coaches = 5
Miller Transportation, Louisville, KY - 55 Passenger Coaches = 3
American Heritage Trails Coach - Ft. Wayne, IN - 57 Passenger Coaches = 1
Cardinal Buses, Inc. - Holland, MI - 56 Passenger Coaches = 2
Personalized Coaches - Waldo, WI - 56 Passenger Coaches = 1
Ohio State University - = 1
Go Riteway Travel - Milwaukee, WI - 56 Passenger Coaches = 2
Gold Star Tours - Fond du Lac, WI - 56 Passenger Coaches = 1
Cavallo Bus Lines - Gillespie, IL - 56 Passenger Coaches = 4
Dean Trailways - Lansing, MI - 56 Passenger Coaches = 2
Trinity Transportation - Detroit, MI - 56 Passenger Coaches = 1
Great Lakes Motorcoach - Grand Rapids, MI - 56 Passenger Coaches = 1
Bourbonnais Township Park District - Bourbonnais, IL - 26 Passenger Coach = 1
Coach USA (Wisconsin Coach Lines) - Waukesha, WI - 56 Passenger Coaches = 1
Lamers Bus Lines - Green Bay, WI - 56 Passengers Coaches = 1
Kobussen Coach - Kaukauna, WI - 56 Passenger Coaches = 1
Unidentified Coaches (Parked but can’t identify ownership) = 5
I would guess that their source of passengers is pretty close to their base of operations.
In Kaukauna, WI they are driving up the cost of healthcare