Quandl

Quandl offers essential core financial and economic data alongside a suite of unique, alpha-generating alternative data. With an unrivaled delivery system -- whether through API or popular analytic tools, such as R, Python and Excel -- Quandl has cemented a reputation for understanding and providing what professional quantitative analysts need and want. The Quandl user base includes analysts from the world’s top hedge funds, asset managers and investment banks. The company was founded in 2011 and is based in Toronto, Canada.