Dell’Oro Group is comprised of a strong team of managers and senior analysts with an average of over 20 years of experience. These technical specialists have served in senior roles across all segments of the industry.

“Dell’Oro Group analysts have significant experience performing business analysis for leading equipment manufacturers, component companies, and financial firms.”

They have performed business analysis at leading equipment and component manufacturers, have faced the same types of business decisions you deal with every day. Our diverse analyst team with its depth of experience ensures that we deliver the best market information so that you can make your strategic business decisions with confidence. The Dell’Oro Group analyst team includes:


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    Sameh Boujelbene

    Senior Director, Data Center and Ethernet Switch Market Research

    Sameh Boujelbene is leading Dell’Oro Group’s team covering the Data Center and the Ethernet Switch market research. While at the firm, Ms. Boujelbene has significantly expanded the Controller & Adapter research and built our coverage on the Server market.

    Prior to joining Dell’Oro Group, Ms. Boujelbene was a Solution Sales Manager with Nokia Siemens Networks in Tunisia. During her tenure at Nokia Siemens Networks, Ms. Boujelbene focused on broadband access & IP connectivity solutions for mobile and fixed operators. Ms. Boujelbene was also engaged by Tunisie Telecom.

    Ms. Boujelbene has written about the influence Ethernet connectivity has on server purchases such as 10 GE Server Migration published in Network World.  She has been cited in publications such as Computerworld, InformationWeek, Orange County Business Journal, and Reuters.

    Ms. Boujelbene frequently performs speaking engagements at industry events such the Ethernet Technology Summit, Open Server Summit, and Storage Networking Industry Alliance.

    Ms. Boujelbene holds an M.B.A. from San Jose State University, and a Master’s Degree in Telecommunication from Higher Engineering School of Communication in Tunisia. Ms. Boujelbene graduated with the highest honors from both universities.

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    Tam Dell’Oro

    Founder and CEO

    Tam Dell’Oro is the founder and CEO of Dell’Oro Group, a research and consulting firm that specializes in business planning and strategic competitive analysis.  The firm’s coverage started in the networking and telecommunications industries, and more recently broadened to include servers and storage systems—where IT is converging with networking.  She developed Dell’Oro Group’s research methodologies and customer-focused processes to deliver the highest quality data and insights to the trends supporting the data.  Under her leadership, Dell’Oro Group is now considered the “gold standard” for market research in these industries.  Ms. Dell’Oro oversees all of Dell’Oro Group’s research programs.

    In 2017, Ms. Dell’Oro will be leading our research coverage on the Wireless LAN market, as Enterprise Campus networks begin a migration to Multi-Gigabit Ethernet and Wave 2 Wireless connectivity.

    Before launching the firm in April 1995, Ms. Dell’Oro was the industry analyst for Local Area Networks at Dataquest.  She joined Dataquest from SynOptics (which was acquired by Bay Networks and subsequently became part of Nortel), where she spent four years in Business Planning.  At SynOptics, she developed a competitive analysis program to evaluate the strategic performance of key companies in the networking industry.  Prior to SynOptics, Ms. Dell’Oro administered technical contracts at a nuclear generating station with Bechtel Construction Corporation, as well as military aerospace contracts with the General Electric Company.

    Ms. Dell’Oro’s research and analysis has been quoted in trade and business publications, including Barron’s, Bloomberg, BusinessWeek, Forbes, InformationWeek, Network World, San Francisco Chronicle and The Wall Street Journal. She speaks at investor technology conferences, industry forums, and to corporations around the world.

    Ms. Dell’Oro received a B.S. degree in International Business from Santa Clara University and an M.B.A. in Strategy and Marketing from the University of Chicago.

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    Trent Dell'Oro

    Business Analyst, Wireless LAN

    Trent Dell’Oro joined Dell’Oro Group in early 2017 and is responsible for analysis on the Wireless LAN market research program.

    Prior to joining Dell’Oro Group, Mr. Dell’Oro spent four years at Schlumberger as a Senior Data Processing Engineer involved in seismic signal processing, imaging, and in-field acquisition with industry-leading software. Mr. Dell’Oro was responsible for the design and execution of various data processing workflows, data analysis, quality control, and the parametrization of signal processing algorithms.

    While at Schlumberger, Mr. Dell’Oro developed a seismic signal interference forecasting procedure to assist in the prevention of unacceptable data being recorded during acquisition. The procedure was shared globally throughout the company with the purpose to advance the company’s cost-saving initiative. Mr. Dell’Oro is proud to have worked in over seven different counties around the globe during his career at Schlumberger, both in the field and in the Data Processing Center.

    During his academic career, Mr. Dell’Oro published as co-author on several scientific abstracts including publications at the Goldschmidt and AGU Conferences.

    Mr. Dell’Oro has a B.S. degree in Geology from Rutgers University and a M.S. degree focusing on isotope geochemistry from the University of British Columbia.

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    Steve Nozik

    Principal Analyst

    Steve Nozik participates as an advisor to Dell’Oro Group’s market research analyst team.

    Mr. Nozik brings to Dell’Oro Group more than 28 years of financial management, business planning, product management, and engineering experience. He is widely quoted for his insights and expertise regarding industry structure and trends.

    Prior to working with Dell’Oro Group, Mr. Nozik was Group Controller for the Service Sales and OEM Software Sales organizations for Sun Microsystems. In this capacity, he was responsible for structuring sales transactions, financial planning and analysis, sales compensation, order administration, and credit/collections. Prior to Sun, Mr. Nozik spent more than 12 years working for Amdahl Corporation, where his roles included Product Manager, Finance Manager, Business Planner, and Financial Analyst. Mr. Nozik also worked for Motorola for three years in various financial analyst roles in the Computer Systems group.

    Graduating magna cum laude from Tufts University, Mr. Nozik earned a B.S. degree in Chemical Engineering. He received his M.B.A. in Finance from University of California, Berkeley.

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    Stefan Pongratz

    Senior Director, Carrier Economics, Carrier IP Telephony and Mobile Radio Access Network Market Research

    Stefan Pongratz joined Dell’Oro Group in 2010 and is responsible for the firm’s Carrier Economics, Carrier IP Telephony, and Mobile RAN market research programs.  While at the firm, Mr. Pongratz has expanded the Mobile RAN research adding significant detail on LTE.  He has authored several Advanced Research Reports on the wireless market including the evolution of the Small Cell market, the market opportunity with 5G, and the impact of C-RAN. He built the Carrier Economics coverage detailing revenues and investments of over 50 carriers worldwide.

    Prior to joining Dell’Oro Group, Mr. Pongratz was with Anritsu Company for 10 years, where he was most recently a Senior Product Manager responsible for portable spectrum analyzers and cable and antenna analyzers used to verify base station quality. During his tenure at Anritsu, Mr. Pongratz also held positions in engineering and manufacturing management.

    Mr. Pongratz has published articles in industry media such as in RCR Wireless and Capacity Magazine. He has been cited in publications such as Barron’s, Bloomberg, Fierce Wireless, Pipeline Magazine, and Telecom Asia.

    Mr. Pongratz has hosted webinars on C-RAN, LTE, and Small Cell, and presents at various industry conferences such as Small Cell Forum, the Telecom Industry Association, as well as to corporations around the globe.

    Mr. Pongratz graduated cum laude with a B.S. in Electrical Engineering from the University of California Irvine.  He also holds a Master of Science in Electrical Engineering from Santa Clara University, and an M.B.A. from University of California, Davis.

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    Casey L. Quillin

    Director, Network Security & Data Center Appliance and Storage Area Network Market Research

    Casey Quillin joined Dell’Oro Group in 2011 and is responsible for the Network Security & Data Center Appliance and Storage Area Network market research programs. While at the firm, Mr. Quillin has significantly expanded Data Center Appliance research including the build out of Network Security Appliances by threat type and deployment location.

    Mr. Quillin brings over 18 years of experience as an executive manager and entrepreneur in the technology sector. Prior to joining Dell’Oro Group, Mr. Quillin held positions with a number of startups including Vice President of Engineering at Snapfish, the world’s largest online photo-sharing site, later acquired by HP. He was also CTO of Oasys Networks, an application service provider in the financial services market; Co-founder and CEO of Logic by Design, an interactive media agency; and Managing Partner of Cornice Networks, a network integration and IT consulting firm in San Francisco.

    Mr. Quillin is frequently cited in publications such as Fierce Telecom, TechTarget, and HeraldOnline. He often gives presentations at industry conferences such as the Ethernet Technology Summit, NetEvents, and the Open Server Summit.

    Mr. Quillin holds a B.A. in Government from California State University, Sacramento. He also earned an M.S. in Finance from the Robinson College of Business at Georgia State University, and an M.B.A. from St. Mary’s College.

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    Alam Tamboli

    Senior Analyst, Broadband Access, and Router & Carrier Ethernet Switch Market Research

    Alam Tamboli joined Dell’Oro Group in 2012 and is responsible for the Broadband Access, and Router & Carrier Ethernet Switch market research programs.

    Prior to joining Dell’Oro Group, Mr. Tamboli spent seven years in Financial Analysis and Engineering. Most recently, he was with Maxim Integrated, where he was a Business Unit Financial Analyst supporting mobility, automotive, and power business units. Before this, Mr. Tamboli worked at Seventy-Six Capital, a Venture Capital fund out of Philadelphia that invests in consumer Internet companies.

    Earlier in his career, Mr. Tamboli was a design engineer at IBM and supported the server group. He worked on several analog circuits, including Phase Locked Loops, On Chip Thermal Sensors, and Electronic Fuses. His work on Built-In-Self-Test circuits has earned him a patent.

    While at Dell’Oro Group, Mr. Tamboli has given presentations to corporations around the globe and industry associations such as the Ethernet Alliance. He is often cited in trade publications such as Lightwave, PCWorld, and Telecom Lead.

    Mr. Tamboli graduated magna cum laude with a B.S. in Computer Engineering from the University of Illinois at Urbana-Champaign. He also holds an M.B.A. with concentrations in Finance and Entrepreneurship from New York University, and has passed all three C.F.A. exams.

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    Shin Umeda

    Vice President, Telecommunications Infrastructure, NFV and Wireless Packet Core Market Research

    Shin Umeda covers a broad view of Telecommunications Infrastructure at Dell’Oro Group as he has built our coverage and researched many of the technologies. He currently produces the analysis on Network Functions Virtualization’s (NFV) impact on telecom operators as well as equipment and component manufacturers, and is responsible for the firm’s coverage on the Wireless Packet Core market. He previously covered the Optical Transport, Routers, and Carrier Ethernet markets for Dell’Oro Group.

    Mr. Umeda joined Dell’Oro Group in 2000, bringing extensive experience in financial and operations planning and analysis. Prior to joining Dell’Oro Group, Mr. Umeda held financial analyst and management positions at a number of networking and technology companies, including Nortel Networks, Bay Networks, SynOptics Communications, and Amdahl Corporation.

    Mr. Umeda’s research and analysis has been widely cited in leading trade and business publications including Bloomberg, Businessweek, Network World, The Economist, The New York Times, TheStreet.com, and The Wall Street Journal.

    Mr. Umeda has appeared as an invited speaker at industry conferences such as Carrier Network Virtualization, NetEvents Global Summit, NFV World Congress, and SDN and OpenFlow World Congress. He has presented at investor conferences, customer seminars, and sales meetings around the world.

    Mr. Umeda has a B.A. degree in Business from San Jose State University and an M.B.A. in Finance from Golden Gate University.

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    Jimmy Yu

    Vice President, Microwave Transmission, Optical Transport and Storage Systems Market Research

    Jimmy Yu built our coverage on the Microwave Transmission market, significantly expanded coverage on the Optical Transport market, and is responsible for Storage Systems market research. He has authored several Advanced Research Reports on Mobile Backhaul and is researching Carrier SDN.

    Mr. Yu originally joined Dell’Oro Group in 2001, and spent over four years as the primary analyst for Dell’Oro Group’s Optical Transport program and built our coverage of the PON market.  In 2006, Mr. Yu joined Spansion, a leader in flash memory solutions, where he was a Strategic Product Marketing Manager for Spansion’s server memory subsystem product line.  He re-joined Dell’Oro Group in 2008.

    Prior to joining Dell’Oro Group in 2001, Mr. Yu worked for Deloitte Consulting in the strategy and operations group as a Management Consultant with a focus in the high-tech industry. Mr. Yu began his career in Northrop Grumman’s space technology group, where he was a lead mechanical engineer developing satellite communication subsystems and components, such as transceivers. While at Northrop Grumman, he also developed advanced packaging approaches for millimeter wave RF semiconductors, circuit boards, fiber optics, and photonics.

    Mr. Yu is a recognized authority in the Optical Transport market and has written articles in various industry magazines such as Lightwave, and TMCnet. He has been quoted in publications such as Bloomberg, Businessweek, Converge! Network Digest, Dallas Business Journal, Fierce Telecom, Network World, and The Wall Street Journal.

    Mr. Yu is a frequent speaker at industry conferences and events, including Lightwave Optical Innovation Summit, OFC, OIDA, Photonics Society, and the Next Generation Optical Networking and Packet Microwave and Backhaul conferences.

    Mr. Yu received a B.S. degree in Mechanical Engineering from University of California, Davis and an M.B.A. in General Management with an emphasis in Corporate Strategy and Finance from the University of Michigan.