DBS Building Services Management Team are experts in customizing our comprehensive scope of services according to the client needs. Our professionals are constantly training, our high-ended equipment always well maintained, and we offer the best quality in chemicals available. Learn more about our Team. Above and Beyond, whatever it takes, we will make your environment spotless and your surroundings safer. That's what DBS was built for, to provide you with the best janitorial service and achieve total satisfaction.