Limo Service Collina d Oro with A1 Limousine Service. First Class Limo Service Collina d Oro. A1 Limo Service Collina d Oro escorts business partners, VIPs, private individuals and, representatives from the worlds of politics, economics, culture, and sport discreetly. A1 Limo Service is your VIP Driver and VIP Chauffeur Service. Limo Service Collina d Oro is your partner for professional driving service and challenging passenger transport. We are well known by companies, businesspeople, and private persons as reliable and discreet service provider.