Global Leadership Matters

DZS is focused on empowering the advancement to a new connected world with ultra-high speed internet access across any media: fiber, copper and wireless. Our leadership team and board are focused on value through innovative solutions that enable our customers to rapidly deploy new revenue generating services that take advantage of the best broadband technologies available. 

Yung Kim

Yung Kim

Chief Executive Officer

Yung Kim has been President and CEO of DZS since September 2016, bringing a wealth of experience gained from his long career in telecommunications service providers. His ambition is to position DZS as the best solution provider at the forefront of transformation that service providers are going through in the convergence of all access networks.

Previously, Mr. Kim held various positions with Korea Telecom, including as President and executive board member, and as Chief Strategy Officer. Mr. Kim commenced his career with British Telecom, where he held various senior positions including Vice President of Technology and Innovation, Program Director and Head of Technology and Investment.

Mr. Kim holds an M.S. Degree in Microwave and Modern Optics and a B.S. (with Honors) in Electrical Engineering from University College, University of London.

Philip Yim

Philip Yim

Chief Operating Officer

Philip Yim serves as Chief Operating Officer for DZS, responsible for the company’s growth in Marketing & Product Management, Operations, IT-DevOps, and global R&D program coordination. Mr. Yim joined DZS in June 2017 as Vice President of Engineering, bringing more than thirty years of experience across the data and telecommunications sectors.

Prior to DZS, Mr. Yim held several global multinational executive leadership positions across global operations, marketing, development, business and sales, most recently as Executive Vice President of Global Program Management for Allied Telesis. Mr. Yim was the original founder of Turin Networks, and was the head of Product Line Management for Advanced Fiber Communications. Earlier in his career Philip led the Product Line Management group and R&D team at Siemens / Plessey Broadband Communication over a 15 year tenure.

Mr. Yim holds a B.S. in Engineering (1st Class Honors) with an emphasis in Electronic and Control Systems from University of Bradford, England.

Dr. Seungdong Lee

Dr. Seungdong Lee

Chief Technology Officer

Dr. Seungdong Lee serves as Chief Technology Officer for DZS, leading the team responsible for system/software design, development initiatives for global R&D activities, creation/management of intellectual property and decision on technology evolution strategy. Dr. Lee joined DZS in September 2016 in connection with the Merger of Zhone Technologies and DASAN Solutions, where he also served as CTO.

Dr. Lee was a pioneer in implementing MMU-awareness for embedded debugger while he was working for Mentor Graphics ESD. Dr. Lee also played a significant role in proving the viability of embedded Linux as a platform for network operating system before Linux gained wide acceptance and popularity. Dr. Lee also lead IP-DSLAM and ATCA blade development while DASAN was a subsidiary company of Siemens / Nokia Siemens Networks.

Dr. Lee holds a Ph. D from Seoul National University.

Jun Bahk

Jun Bahk

Senior Vice President of Global Sales

Jun Bahk serves as Senior Vice President of Global Sales for DZS. Mr. Bahk joined DZS in February 2017 as Vice President of Management Innovation and brings more than 20 years of telecommunications and IT start-up experience to his role.

Prior to joining DZS, Mr. Bahk held various senior management and executive positions with British Telecom Plc, UK and Korea Telecom Corp. He was Senior Vice President and Head of Global Business at KT responsible for global sales and operations, strategic alliance/partnership and strategic investment projects to expand global. During his tenure with BT Plc, Mr. Bahk held senior management positions in product management, strategy, marketing, business development and sales.

Mr. Bahk holds an M.B.A. from Nanzan University, Japan and also studied international business at Indiana University.

Daniel Won

Daniel Won

President of Korean Business Unit, DZS

Daniel Won serves as President of the Korean Business Unit for DZS. Mr. Won joined DZS in September 2016 as President of DNS Korea in connection with the Merger of Zhone Technologies and DASAN Solutions.

Mr. Won brings over thirty years of experience in the telecommunications marketplace across several disciplines, including executive management, engineering and sales. Prior to his roles with DASAN, Mr. Won held various executive positions at LG and Cisco Systems.

Mr. Won holds an M.B.A. from KAIST (Korea Advanced Institute of Science and Technology), and a B.S. from Seoul National University.

Dr. Steve Lee

Dr. Steve Lee

President of APAC Business Unit

Dr. Steve Lee serves as head of the Asia Pacific Region for DZS, responsible for managing APAC Region business in coordination with functional department heads. For nearly 30 years, Mr. Lee has served in leading-edge research, educational, and business leadership roles, including 9 years as a Vice President for DASAN Networks. Prior to his most recent role, Dr. Lee served as Strategic Advisor to DZS CEO Yung Kim, focused on the integration efforts of DASAN and Zhone.

Dr. Lee served for 8 years at different leadership roles with HANDYSOFT as President / CEO, and Vice Chairman. Dr. Lee has served 7 years as an Adjunct Professor at KAIST and SUNY in South Korea. Dr. Lee also served 8 years in Supercomputing, as Director of the KISTI Supercomputing Center, and Founding President of the HANA Program Center in China. Dr. Lee began his career in research with NASA and Stanford University.

In addition to advanced management studies at the Korea Advanced Institute of Science and Technology (KAIST), Mr. Lee holds an Ph.D. in Mechanical Engineering from Stanford University, and both a M.S and B.S. in Mechanical Engineering from Seoul National University.

Lothar Schwemm

Lothar Schwemm

President of EMEA, DZS-KEYMILE

Lothar Schwemm serves as President of EMEA and Managing Director of DZS-KEYMILE, assuming this role in February 2018, and joining DZS in January 2019 as part of the KEYMILE acquisition. Prior to this role from October 2017 to February 2018, he managed KEYMILE’s company’s technology departments as Chief Technology Officer.

Prior to KEYMILE, Mr. Schwemm served 4 years as Managing Director and Executive Board Member at FRIWO AG, a company listed on the stock exchange and an international manufacturer of charging devices, power packs and power supply units. For nearly two decades prior, Mr. Schwemm served in various marketing, sales, technology, product management, and executive leadership roles for Nokia, based in different countries across Europe, Asia and the United States.

Mr. Schwemm’s career started at AEG Telefunken where he trained to be an electronics technician for energy plants in 1982. Mr. Schwemm holds an B.S. in Telecommunication Engineering (with Honors) from University for Applied Science in Dortmund, Germany.

Keith Nauman

Keith Nauman

Senior Vice President Quality and Service

Keith Nauman serves as Sr. Vice President, Quality & Service for DZS, responsible for comprehensive quality, feature, and performance testing of new products and software releases, and providing 24×7 technical support and professional services for DZS solutions across the globe. For more than 30 years, Mr. Nauman has served in leadership roles focusing on the definition, design, development, test and support of voice and data communications products.

Mr. Nauman’s career spans three major technology waves for residential Internet Access: Dial Modems, Digital Subscriber Line (DSL), and Fiber To The Home (FTTH). Prior to DZS, Mr. Nauman held executive level roles for the leaders in the aforementioned technologies including AT&T Bell Laboratories, Paradyne, and Zhone Technologies.

Mr. Nauman holds an M.S. in Electrical Engineering from Monmouth University in Eatontown, NJ.

Blair King

Blair King

Vice President, Finance and Investor Relations

Blair King serves as Vice President of Finance and Investor Relations for DZS. Mr. King joined DZS in April 2018, bringing more twenty years of investment, startup and public company experience in the telecommunications sectors.

Prior to joining DZS, Mr. King led global Treasury and Investor Relations for Harmonic, where he was also a key team member in a number of board approved strategic projects spanning M&A, partnerships, development agreements, and capital raises. Prior to Harmonic, Mr. King led corporate development for Verimatrix, and was a senior equity research analyst covering the communications equipment manufacturing space. Mr. King began his career at Nortel and Arris, holding several roles in finance and sales including Vice President of Sales.

Mr. King holds an M.B.A. from Vanderbilt University, and a B.A. from University of the Pacific.

Laura Larsen-Misunas

Laura Larsen-Misunas

Vice President, Human Resources

Laura Larsen-Misunas serves as Vice President of Human Resources for DZS. Mrs. Larsen-Misunas has held several progressively advancing administration and human resources management roles since joining DZS in 2000, for a total of more than twenty years of experience in the telecommunications industry.

Prior to DZS, Mrs. Larsen-Misunas held positions across multiple disciplines in addition to HR, including account management and operations. Most recently at Alcatel / Lucent, she established the company’s first Risk Management department, managing day to day cash, long term investments, and the foreign exchange program. Prior to Alcatel, Mrs. Larsen-Misunas was a successful account manager and executive in the financial and insurance industries, having worked for Marsh and Willis. Mrs. Larsen-Misunas has also contributed her expertise to the United States Tennis Association in Northern California, both in human resources and other aspects of operations.

Mrs. Larsen-Misunas holds a B.S. in Marketing from California State University San Francisco.

Alex Yastremski

Alex Yastremski

General Counsel

Alex Yastremski serves as General Counsel to DZS. Mr. Yastremski joined DZS in February 2018, bringing more than eighteen years of legal executive expertise from law firms and technology ventures across several industries.

Prior to joining DZS, Mr. Yastremski was General Counsel for BitFury, one of the oldest and largest bitcoin miners in the world.  Mr. Yastremski began his legal career at the international law firm Coudert Brothers and, prior to going in-house, was also Counsel with Bingham McCutchen LLP.

Mr. Yastremski earned his J.D. at American University, Washington College of Law, and a B.A. (with Honors) from Bucknell University.