Bruce Gray

Chief Executive Officer

No stranger to technology companies, Bruce has held numerous senior consulting and executive positions with major semiconductor and silicon photonics companies and has over 35 years of experience in the semiconductor industry. Most recently, he was the COO of Coriant Advanced Technology, LLC (Silicon Photonics). He was also the President of Capella Photonics, Inc. (manufacturer of wavelength selective optical switches), CEO of Silterra Malaysia Sdn Bhd (a semiconductor foundry), President/COO and acting CEO of Xicor, Inc., and prior to Xicor, he had worked at National Semiconductor Corporation for over 25 years, where his last position was Managing Director of the Advanced Technology Group in Santa Clara, CA. Bruce previously held Board member appointments at Silterra Malaysia Sdn Bhd, Atlantic Quantum Sdn Bhd, Xicor, Inc., and Redwood Microsystems, Inc.

Bruce has a B.S. degree in Materials Science from the Mass. Institute of Technology (MIT) and has also received extensive executive management and business training from the Sloan Business School at MIT, Caltech and Western Business School. Bruce was the inventor or co-inventor of three U.S. patents and he received the Semiconductor International “Process Patent of the Year” award. In addition, he was the first Vice President of Manufacturing Operations at SEMATECH in Austin, Texas.


Randy Ruegg

Chief Financial Officer

Randy began his career in public accounting at PriceWaterhouse performing audit and tax work for manufacturing clients. His ties to manufacturing grew strong as he became intimately involved with companies making a variety of products across a number of industries. He has experience in process and job shop, heavy fabrication to light assembly, high-tech and low-tech and with varying degrees of engineering and manufacturing value add.

Over three decades, he has gained deep experience in private as well as public companies, most often mid-cap in size. In 1991 he became the CFO of LaserMaster Technologies, a high-tech manufacturer traded on the NASDAQ and went on to work for business units within United Technologies Corporation for over a decade. During his time at UTC he gained broadening experience as SVP of Sales and Marketing, BU General Manager and was promoted to Group CFO. At TSI he is responsible for Finance, IT, Purchasing and Human Resources.

Randy earned a Bachelor of Science degree in Accounting and a Masters of Business from the University of Minnesota in Minneapolis. He is licensed as a Certified Public Accountant.


Wilbur Catabay

Senior Vice President, TDCS & Corporate Strategy

Wilbur Catabay is a veteran of the semiconductor industry with more than 25 years of experience. Recently, Mr. Catabay was VP of Technology at SVTC Technologies and prior President of Silicon Integrated Solutions, Inc., providing Engineering Services for Device and Process Integration. He also was Senior Director for LSI Logic’s Foundry Engineering & Integration organization and Director of the Advanced Process Module Development in the R&D organization. He was responsible for evaluating and developing advanced material research for CMOS transistors and advanced metal interconnect technology.

Mr. Catabay also worked with design and manufacturing organizations as the focal point for implementation of new process module technology from 130nm to 45nm CMOS technology nodes. In 1991, he was an assignee of the technical staff at SEMATECH. Mr. Catabay has submitted more than 100 invention disclosures and has been awarded more than 65 patents with patents pending during his tenure with LSI Logic and SVTC Technologies. He has published more than 50 technical articles in professional journals and presented at various technical conferences. In addition, he was the Patent Liaison and Inventor of the year at LSI Logic and currently serves as a board member/technical advisor for several technology firms. He attended San Jose State University in Industrial Technology with Business Management. During his spare time, Wilbur enjoys spending time with his family, including fishing and photographing nature.


Gabe Kim

Vice President, Manufacturing

Hired off the UC Berkeley campus by NEC Electronics in Northern California, Gabe Kim is one of our longest-tenured employees. Tracing his professional roots back to when he was a Process Engineer, Gabe quickly demonstrated his technical and leadership talents moving up the management ranks, all the way to Plant Manager for NEC and Renesas Electronics’ Roseville Manufacturing Facility.

As Vice President of Manufacturing for TSI, Gabe has responsibility for the site’s 24/7 Quality, Production Operations, and Process, Equipment and Facilities Engineering functions. Gabe transferred to our Roseville campus when it opened in 1984 as a 5” fab and has been an integral contributor to its longevity, success, technology growth, and uninterrupted operations.

Outside of work, Gabe is an accomplished golfer, and a marathon and ultra-marathon enthusiast.

Gabe earned a Bachelor of Science degree in Chemical Engineering from UC Berkeley and a Masters in Business Administration from UC Davis.


Guy Ng

Director, Technology Development

For more than 20 years Guy has been building his professional career at this semiconductor manufacturing facility. He started his professional career as a Product Engineer optimizing ASIC devices for performance and yield. Recognized for his strong leadership and drive for continuous learning, he moved on to successfully lead multiple groups within NEC Electronics, Renesas Electronics and now TSI Semiconductors (TSI) including Product, Integration, Test, Device Physics, and Failure Analysis engineering.

In 2008, Guy supported the establishment of the Technology Development Group within TSI. From the ground up he built the Integration, TCAD, Reliability and Device engineering functions within the newly formed department. He has been critical to the development of new technologies for TSI including 0.80um BCD , 0.25um BCD, and 0.18um HV CMOS processes.

As the Director of Technology Development, Guy manages Process Integration, CAD, Reliability, Process / Device TCAD, Layout, and PDK development for TSI.

Guy earned a Bachelor of Science degree in Materials Science and Engineering from UC Berkeley. Outside of work, Guy enjoys travelling, cooking, and spending time with friends and family.