... for the implementation of sound, long-term tax policies that promote the global competitiveness of the U.S. high technology industry.

Member Profile

Darius Portela

Director, Tax;

Lattice Semiconductor Corporation


B.S. Business Administration (Accounting and Finance) The Master’s University; M.S.A.T. Boise State University; C.P.A. Idaho

Professional Organizations

Gem State Tax Symposium Board Member; American Institute of Certified Public Accountants; Tax Committee Semiconductor Industry Association


Public accounting and private industry, including US and international tax planning, global tax provision and reporting, compliance and transfer pricing, M&A due diligence and structuring. Current responsibilities include leading the global corporate tax function for a publicly traded semiconductor company as well as Treasury responsibilities on cash management and investment policy.

Lattice Semiconductor Corporation

2115 O’Nel Drive

San Jose, California 95131

Company Profile

Lattice Semiconductor was founded in 1983 and is an American semiconductor company that specializes in the design and manufacturing of low power, field-programmable gate arrays and related software solutions. With a large presence in Oregon and California and a global footprint including China, Philippines, Singapore, Malaysia, Taiwan, and Canada.