Executive Management Team

Denis Regimbal

Chief Executive Officer

Denis brings 25-years semiconductor experience to Enpirion with a strong background in general management and marketing. Prior to joining the company, Denis was the Executive Vice President and General Manager of the Mobility Group at LSI Corporation. In that role he had full P&L responsibility for the mobile phone and mobile entertainment businesses.

Denis has held numerous executive-level positions at Agere Systems, including Executive Vice President and General Manager of the Telecommunications Division; Vice President and General Manager of the Media Connectivity Division; VP of Business Strategy for the Consumer Group; Vice President of Sales and Applications for Europe, Middle East and Africa (EMEA), and General Manager of the Wireless Infrastructure Division.

Denis has also held management positions with Analog Devices and Intel Corporation. He earned a bachelor's degree in Electrical Engineering from Rutgers University in New Jersey and a master's degree in Business Administration from Pennsylvania State University.

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Ashraf Lotfi, Ph.D.

President Chief Technology Officer and Founder

Ashraf is a world renowned leader and expert in power electronics, power management and power technologies. Having been continuously involved in research, design and commercial development in the power field for over 20 years, he brings many technical, managerial and leadership qualities to his role.

Prior to founding Enpirion, he led the power management R&D effort at Bell Laboratories as Director of Power Management Research (Lucent/Agere). During this period he laid the vision for a research effort with the ambitious goal of creating the technology pieces needed to create, for the first time, true power management on a single chip. These efforts combined multiple disciplines from power semiconductors, RF circuits, high-speed power topologies, magnetic design to package technology in a highly coordinated development to achieve a commercially viable yet breakthrough technology enabling high performance in a single chip in an economical manner. Prior to that as Department Head, Power Systems Research, his development efforts in power systems applications ranged from high-density dc/dc power modules to planar high density magnetics to custom dc/dc converters to high power rectifiers and battery plants for telecommunications energy supplies. These technologies and others formed the cornerstone for many product lines delivered by Lucent's (previously AT&T's) Power Systems Division driving highly differentiated products in the market place commanding leadership market share and revenues. He also held various engineering and instructor positions at Virginia Tech and Cairo University.

Dr. Lotfi has authored a very large number of publications in the field of power in leading journals and specialized meetings and is inventor on 39 U.S. patents with 25 pending directly related to power technologies and products. He received the BS degree with honors from Cairo Univ. in 1984, the PhD degree from Virginia Tech in 1993 and an executive MBA from Northeastern Univ. in 2001.

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Ken Sielatycki

Chief Financial Officer

Ken joined Enpirion, Inc. as Chief Financial Officer in August 2004. A seasoned executive, he brings more than 25 years of experience in finance and corporate development in the semiconductor and electronics industries to the company. His expertise is in creating financial and administrative structures for growing and evolving companies, establishing and maintaining banking relationships, and providing strategic advice for complex financial and business transactions.

Before joining Enpirion, Ken was the Vice President of Finance and Administration at NxtWave Communications, Inc., a venture-capital financed semiconductor company with proprietary technology for cable modems, interactive set-top boxes, digital TVs and PC video products. During Ken’s tenure NxtWave raised more than $40 million in three equity sales prior to the sale of the business to ATI Technologies, Inc., a world leader in the supply of graphics, video and multimedia products for desktop, workstation and notebook PCs, digital televisions, cell phones and game consoles.

Prior to NxtWave, Ken was a founder and principal at Falcon International, a consulting firm specializing in business strategy formulation, planning systems and merger and acquisition services to the electronics industry. During this time as a consultant he managed the successful strategic acquisition or sale of four businesses for public companies. Ken also was Corporate Director of Planning and Acquisitions at General Instrument Corporation, where he developed and implemented a corporate-wide strategic planning and competitive analysis system, as well as managed the company’s acquisition and divestiture activities. Early in his career, Ken held several accounting and financial management positions at SCM Corporation.

Ken earned a BBA in finance and a MBA from Kent State University.

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Narciso Mera

Vice President Marketing and Applications

Narciso has over 25 years of semiconductor Product Marketing and Applications experience focusing on the Consumer, Enterprise, and Telecommunications segments. Prior to joining Enpirion, Narciso was Senior Product Line Director for LSI’s Networking Products Group where he was responsible for product line strategy for Digital Signal Processor, Network Processor, and Framer/Mapper solutions targeting the Telecommunications and Enterprise market segments.

Narciso has held numerous senior management positions with Agere Systems/Lucent Technologies including Product Line Director for Digital Signal Processors where he managed the marketing, applications, and application software development groups; Director of Systems Applications Engineering for networking products where he managed six Applications Engineering groups; Director of Segment Marketing where he drove solutions strategies targeting the telecommunications market.

He earned a bachelor’s degree in Electrical Engineering from Ohio Institute of Technology and a master’s degree in Computer Science from New Jersey Institute of Technology.

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Dan Olson

Vice President Sales

Dan brings to Enpirion 25 years of semiconductor sales management and business development experience along with a wide background of end equipment applications and in depth knowledge of world wide customers. His detailed familiarity with power management allowed him to successfully execute product and sales strategies at world class Telecommunications, Enterprise, and Consumer accounts. He has consistently demonstrated the ability to grow sales as a senior manager at both large and emerging-growth companies.

In his various sales VP roles, Dan developed domestic and Asian business for Summit Microelectronics, Andigilog, and Catalyst Semiconductor. Successes included strategic engagements at several top tier OEM customers as well as many other global accounts. He also held sales managerial positions at industry leading analog companies TI, Burr Brown, Unitrode, and Temic. Most recently, he was the Director of LED Driver Business Development at ON / Catalyst Semiconductor where he engaged with clients and defined products for high volume LED applications. He was also responsible for product definitions of two power management IC’s that were given AnalogZONE Product of the Year awards.

Dan has a BA from Trinity College, Deerfield, Illinois and did undergraduate and graduate work in Industrial Technology at Western Illinois University.

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Doug Lopata

Vice President, Design Engineering

Doug Lopata brings to Enpirion more than 20 years of experience in all aspects of integrated circuit product development, including: definition, architecture, circuit design, product engineering, and test engineering. During his career, he has developed and led the development of over 30 mixed-signal products that, to date, have shipped more than 200 million units into the telecom, cellular, and consumer electronics product spaces. His experience spans bipolar, CMOS, and BiCMOS process technologies.

Before joining Enpirion, Doug was the Chief IC Architect for Agere System’s Mobility Business Unit (now LSI Logic), where he was responsible for technical leadership in all aspects of cell-phone IC development, including: product definition, baseband IC architecture, digital and mixed-signal process technology roadmaps, advanced packaging roadmaps, and power management architecture. Previously, Doug was a Consulting Member of Technical Staff leading the architecture and design of Agere’s cellular analog products and power management ICs. Doug pioneered Agere’s power management product family, personally architecting, designing, and delivering 13 integrated power management products for the cellular and WiFi markets – products that have shipped nearly 100 million units.

Doug currently holds 12 patents, with an additional 20 patents pending, spanning the areas of circuit design, IC architecture, power system architecture, and systems design. His interest areas include all aspects of product design and delivery – with a specific focus on low-cost design for high-volume products. Doug holds a BSEE from Drexel University and a MSEE from Rensselaer Polytechnic Institute.

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Dhammika Perera

Vice President, Product Development

Dhammika Perera brings to Enpirion more than 20 years of senior management experience in all aspects of worldwide manufacturing operations and product development engineering for high-speed analog and mixed signal integrated circuits.

Before joining Enpirion, Dhammika was the Vice President of Operations for Scintera, Inc., where he was responsible for domestic and international manufacturing operations, quality, backend engineering (product, test and package engineering) and corporate applications engineering organizations. Prior to that position, he served as the Vice President of Product and Test Engineering at Sipex Corporation, and was instrumental in developing the manufacturing and engineering infrastructure both internally and offshore. His product lines included power management, interface and optical storage.

Dhammika held successful managerial roles at National Semiconductor and Analog Devices after beginning his semiconductor career as a product engineer. He holds a BSEE from the Rochester Institute of Technology.

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Steve Robb

Vice President Operations

Steve has over 25 years of broad leadership experience in all areas of semiconductor operations. Throughout his career, he has successfully led and managed global supply chains and directed major capacity expansions needed to support overall business growth.

Prior to joining Enpirion, Steve was the Director of ASIC Operations and Business Planning for ATI Technologies, Inc, a leading supplier of graphics semiconductors located in Toronto, Canada. In this position, he was responsible for planning and scaling the execution of the global supply chain as the company’s annual revenues grew from $1.2B to $2.5B. Before joining ATI, Steve was the Director of Operations at NxtWave Communications Inc., a fabless semiconductor company specializing in integrated circuits required in set-top boxes, HDTV’s, and personal computer video. Earlier in his career, he held senior management positions in operations with Mitsubishi Silicon in Salem Oregon and Exar Corporation in Fremont California. Steve earned a BS in Management from Linfield College in Oregon and an MBA from the University of Portland.

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