Daniel Cohen-Dumani

Partner, Withum+

Daniel Cohen-Dumani is a Partner and the Market Leader for the Microsoft Solutions & Services practice at Withum. Daniel has more than 25 years of experience in the field of computer science, software development, data analytics and knowledge management. Prior to leading the Microsoft Solutions & Services practice, Daniel founded in 2002 Bethesda-based Portal Solutions, an information technology consulting firm. His mission for Portal Solutions from inception was to be the leading provider of digital workplace solutions. With Daniel as CEO, the company thrived, becoming one of the fastest-growing firms in the Washington, D.C. area, as ranked by Inc. magazine. Portal Solutions merged into Withum in 2017. Daniel was nominated in 2009 and 2010 as one of Washington D.C.’s Smart100 CEOs. Daniel is a frequent speaker at Microsoft conferences and user groups and is a recognized Microsoft Office 365 and Power BI Subject Matter Expert. Prior to founding Portal Solutions, Daniel served as the CTO of On Campus Marketing/Alloy, a Bethesda-based leading marketing firm; and prior to that he served as the CIO and Senior Vice President of the Execustay division of Marriott Corporation. Daniel graduated from the Swiss Federal Institute of Technology with a Master Degree in Computer Science.