Veritiv Corporation announced financial results for the third fiscal quarter ended Septe. 30, 2015.   Net sales were $2.2 billion, a decrease of 7.1% from the prior year. Adjusted EBITDA was $60.6 million, an increase of 17.7% from the prior year.   “We are pleased with our third quarter performance and the resulting 18% increase in Adjusted EBITDA, both of which reflect our ongoing focus on the integration and our commitment to deliver value to customers and shareholders. Although our top-l...