DQS | 51,607 followers on LinkedIn. Leveraging Quality, Driving Success. | DQS – Leveraging Quality, Driving Success. DQS empowers organizations worldwide to build trust, drive innovation, and achieve sustainable growth by certifying the future of business. Founded in 1985, DQS has grown into a global leader in the assessment and certification of management systems, with a team of 2,500 highly qualified auditors delivering over 125,000 audit days per year in more than 60 countries.