Ontario Party Bus Company is the Leading Party Bus Company Ontario Party Bus Company is the absolute best transportation provider for all your group travel needs in the state! We are here to be your go-to company for the perfect party bus rentals for groups of any size. With vehicles available locally and statewide, we can handle any trip. Whether it's a wedding, a sporting event, a corporate gathering, a school field trip, or anything else—Ontario Party Bus Company can help you book a reliable ride anywhere! With our lightning-fast 30-second online quotes and professional customer support available 365 days a year, you can easily get a quote on all the available party buses in your area.