B2B Car Hire Whitelabel, iframe, or API Sell Car Hire on your website or through travel agents with 25years experience in B2B partnerships and over 25.000 international sales partners. Founded in 1991, Sunny Cars and autobooker are the largest independent and owner managed car rental brokers in Europe with an A+++ rating. Our team is based in Munich, Amsterdam, and St. Gallen and we do 800k rentals p.a. at 8.000 stations, in 120 countries, and with 300 suppliers. We profit from a strong and extensive network of local and international car rental suppliers, enabling us to offer hassle-free car rental services for holidaymakers. Value for money, broadest services.