Sean Tsukamoto brings more than 20 years of finance and accounting experience to his position as Chief Financial Officer of Diamond Realty Investments, Inc. He serves a vital role on the executive leadership team, being responsible for the firm’s financial reporting, forecasting, risk management, information technology, and administration functions.

Prior to joining Diamond Realty, Sean worked in the controller’s office of Chemicals Group of Mitsubishi Corporation, where he was responsible for budgeting, financial reporting, and capital strategy of subsidiaries, while also serving as Corporate Auditor for its essential subsidiaries around the world. Sean also closed a number of prominent Mergers & Acquisitions transactions for Mitsubishi Corporation as an in-house M&A advisor. Prior to joining Mitsubishi Corporation, he worked for five years at PwC in M&A advisory services.

Sean received his M.B.A. from Samuel Curtis Johnson Graduate School of Management at Cornell and a B.S. degree from University of Tokyo.