Quartesian LLC was formed in January 2003 to provide customized, insightful data to organizations performing clinical studies. Our full technical expertise pairs with our industry experience to provide clinical data services ? quickly, efficiently, and at a competitive cost ? no matter the size of your business or the phase of your study. At Quartesian, our onshore and offshore teams deliver expertise, innovation, and efficiency for projects across the world. And our reputation for excellence precedes us ? we?ve never issued a change order due to a mistake in estimated cost.