Building Maintenance Company in UAE | Best Maintenance Company in Dubai 1 year ago ID: #78018 Listed In : Business & Services YANNCO Technical Services Warehouse : # 8 Ras Al Khor, P.O.Box : 62097 Dubai – U.A.E +971 4 3334962 Business Description "Yannco Technical group is the most preferred building maintenance company in UAE. We provide excellent service and remain the best maintenance company in Dubai." Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : Business