Business Systems Engineering Expert Witnesses: 8

Baw Chng is a highly experienced Networking, Communications, Computer, and Software expert. He is an inventor with 11 patents in communication and networking technology. He is also a published author, public speaker, and USPTO Registered Patent Agent.

Experience: 24+ years of professional experience in telecom and networking. Consulted for Tier-1 national communication service providers and their strategic technology vendors. Experienced in engineering R&D, standards development, and patent assessment. Baw Chng has published papers, given public talks/presentations, provided expert consulting, written expert reports, provided deposition & testimonies as an expertness.

Ideal Client - Litigators who work on cases that involve complex technical issues, patent and intellectual property related issues, business contract cases that involve sophisticated technology.

Areas of Expertise

Computer Networking Wireless Communication Cellular Technology Telecommunication Web Services

Cloud Computing Patent Infringement Call Record Analysis Internet-of-Things Computer Software

Technical Skills and Knowledge include:

• 3GPP and 3GPP2 families of cellular mobile broadband radio access and core network standards, small cells, femtocell, inter-technology handover and roaming
• IEEE 802.11 (Wi-Fi, mesh, infrastructure), 802.3 (Ethernet), 802.15 (WiMAX), 802.16 (WPAN) families of standards
• Network architecture, telecom system architecture
• Internet standards and protocols, TCP/IP, UDP, RTP, DHCP, DNS, ARP, GRE, etc.
• Internet-of-Things (IoT), M2M, LoRa, LoRaWAN, LTE Cat-M, NB-IoT
• Hotspot 2.0 / Passpoint (for Wi-Fi)
• IPsec, IKEv2, L2/L3 tunneling, NAT/NAPT (firewall)
• SAML, SAMLv2 federation; oAuth, oAuth 2.0 authentication; RADIUS, DIAMETER
• Network & device management, Broadband Forum TR-69 and IETF SNMP standards
• Software Defined Networking (SDN), Network Function Virtualization (NFV)
• Self-Organizing Network and Self-Optimizing Network (SON)
• Web Services, REST/JSON API design & implementation, HTTP
• Cloud computing, Amazon Web Services (AWS)
• Big Data, Avro, Parquet
• Plastic Optical Fiber (POF), Optical Networking
• Software architecture, Object-oriented design and programming, design patterns
• Go Lang, C, C++, Perl, LabVIEW, BASIC, Pascal, Unix shell scripting languages
• HTML, CSS, web design & development, web hosting, JavaScript, CGI Programming
• Operating systems (RTOS, various Unix/Linux variants, iOS, Android, etc.)
• Quality of Service (QoS), Fair Scheduling, Fair Queueing
• Interconnection networks and switching fabrics for parallel computers, network switches, and routers

Master's degree in Computer Science (MSCS), Bachelor's degrees in Electrical Engineering and Computer Engineering (BSEE, BSCoE), Washington University in St. Louis.

View BAWMAN LLC's Consulting Profile.

Brooks Hilliard, CMC, CCP is the only actively practicing expert witness in the world who is both a Certified Management Consultant and a Certified Computing Professional specializing in computer system selection and problem resolution. He has testified more than 30 times as a computer expert witness and has been engaged on more than 90 such matters for both plaintiffs and defendants. Mr. Hillard has done expert witness and consulting assignments in 25 states, and has qualified as an expert witness on computer software and hardware (including ERP, SCM and CRM systems) in both state and federal litigation. His expert witness engagements have included courtroom and deposition testimony in lawsuits, arbitrations, mediations and formal governmental hearings. 

Areas of Expertise:

• Allegations of ERP and CRM system failures and/or defective business software/systems
• Computer Forensics
• Intellectual property
• Valuation of computer hardware, software and services
• Regulatory, Procurement and Tax matters

Joe Sremack is a leading technology forensic examiner with more than two decades of expertise in complex data, software, and systems analysis for high-stakes litigation and regulatory matters. As Practice Leader of CBIZ's Forensic Data Analytics and Technology division, he has served as consulting expert and testifying witness in over 500 engagements spanning multi-jurisdictional disputes across state and federal courts, international arbitrations, and proceedings before major financial and trade regulatory bodies in more than fifty countries.

 Mr. Sremack's technical expertise encompasses advanced data analytics, artificial intelligence system examination, proprietary source code analysis, and comprehensive IT infrastructure assessment. His work frequently involves intellectual property disputes, trade secret misappropriation claims, patent infringement cases, and complex commercial litigation requiring sophisticated technical analysis and expert testimony.

His extensive cross-industry experience includes engagements for Fortune 500 corporations, government agencies, and international entities, providing critical technical expertise in matters involving substantial financial exposure and complex regulatory compliance issues.

Areas of expertise include:
• Source code and software system analysis (theft of trade secrets, use of open source code/licenses)

• Artificial intelligence design and use

• Artificial intelligence forensics (theft of IP, AI harm, model development)

• Forensic data collection (enterprise systems, cloud systems, social media)

• Forensic data analysis and data science (use of algorithms, pattern detection, fraud analysis)

• Data privacy assessments (online tracking, data anonymization, unauthorized disclosure of PII/PHI)

• Enterprise system investigations and failure analysis (authenticating timestamps, system controls validation, explaining system operations)

• Database design, controls, and use

Areas of Expertise:

Data Analysis and Data Science Software Analysis Enterprise IT Systems Forensic Collection Source Code Analysis Trade Secrets

Digital Forensics Artificial Intelligence Software Engineering Geospatial and GPS Data Database Technology Systems Controls

Howard J. Cohen, PhD, has over 30 years of experience in Software Engineering, Architecture and Implementation. He possesses particular expertise in Algorithms, Relational Databases, Graphical User Interfaces (GUIs) and Software Applications in general. His experience has been in a broad spectrum of technology, in several languages, in a wide variety of applications, and on multiple platforms. Dr. Cohen's background includes Electronic Design Automation, Bioinformatics, Digital Cartography, Banking Systems for Foreign Exchange Traders, and many more. He is the co-inventor on approximately 120 patents.

Dr. Cohen has over 15 years of experience as an Expert Witness. He possesses excellent written and verbal communications skills, including the ability to express himself well in interpersonal contacts, make presentations to large audiences, explain complex concepts clearly, and write well on levels ranging from the scientific to end user documentation. He is available to analyze complex systems, to write clearly about technical issues, and communicate face-to-face in a manner appropriate for any audience to understand the issues, the technology and the point of view. Dr. Cohen has been deposed and testified at arbitration hearings and in Federal Court.

Expert Witness Projects Include:

• Trade Secrets
• Copyright
• DMCA - Digital Millennium Copyright Act
• Patent Infringement
• Source Code Analysis
• Business Practices
• Damages Analysis
• Computer Software Security / Forensics

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Philip J. Isaak, PE, P.Eng., DCDC, RCDD, SMIEEE, is an expert witness, consultant & trainer in the design, construction, procurement, implementation, commissioning & operations of Information Technology, Telecommunications & Critical Data Center Facilities. 

Mr. Isaak provides clear analysis for complex disputes, incorporating industry standards, best-practices and over 20 years of consulting & training expertise working with clients located in 28 countries and territories across 6 continents. 

In recognition of Mr. Isaak’s professional standing, the Institute of Electrical & Electronic Engineers (IEEE), the world’s largest professional association for advancement of technology, certified him to the grade of Senior Member, a level only 9% of IEEE’s over 400,000 global members hold. Mr. Isaak is also an author of several industry standards published by TIA & ANSI/BICSI, whitepapers published by The Green Grid, and the Data Center Handbook published by John Wiley & Sons.

Expert Witness Services

IP, Trade Secrets, Contracts Analysis Design, Construction, Implementation Claims, Damages Defects, Delays, Failure & Quality Control Analysis Failed System Analysis Unfulfilled SLA Analysis

Technical Investigations Claims Preparation & Analysis Expert Reports Settlement Opinions & Strategies Deposition & Trial Testimony

Areas of Expertise:

Providing Cloud Computing Services Colocation Services Construction Data Centers Electrical Engineering Fiber Optic Cabling

Forensic Engineering IT Systems Capacity Planning & Forecasting Life Safety Systems Network Systems, Services & Infrastructure Operating Procedures Telecommunications

View Philip Isaak's Consulting Profile.

Jacob Sharony, PhD, MBA, has over 25 years of experience in Mobile and Wireless Technologies. He is currently an adjunct professor at Columbia University, teaching wireless technologies and applications. He also served as a faculty member of the electrical and computer engineering department and director of the Center of Excellence in Wireless and Information Technology at Stony Brook University. Dr. Sharony held engineering and management positions in diverse technology disciplines at Time Warner Cable, Motorola, BAE Systems, NEC Research Institute, and IBM Research. He has over 50 US patents (pending and issued) and has served on several government expert panels.

Litigation Support - Dr. Sharony provides Patent and Class Action litigation support and expert consulting in mobile and wireless technologies. This includes patent infringement and invalidity analysis, FRAND analysis, writing expert reports, and deposition, and testimony in court. His deep knowledge of target markets, including telecom, healthcare, logistics, transportation, government, hospitality, mobile commerce and supply chain management, combined with extensive expertise in wireless and mobile technologies ensure innovative and successful solutions.

Areas of Expertise:

WiFi 4G LTE and WiMAX 5G Access / Backhaul Millimeter Waves (mmWave) 60 GHz Bluetooth / BLE ZigBee MIMO VoIP

RTLS RFID IoT M2M Wireless Sensing Technologies Antenna Issues Small Cell Issues Security Issues

View Dr. Sharony's Consulting Profile.

Bruce Weiner is an Information and Internet Technology executive with over 30 years of in-depth experience managing product and software development for contracting companies and Fortune 100 companies.

Mr. Weiner is a Princeton trained computer scientist and electrical engineer, and a patent holder. Over his career, he has gained extensive experience in Information Systems management, program/project management, software development, software architecture, internet delivery, business applications, technology vendor selection, IT Outsourcing, and customer contact center operations.

Litigation Consulting Services: Mr. Weiner has experience as a consulting and/or testifying expert witness in software development, patent infringement, and commercial litigation matters for both plaintiffs and defendants. He is adept at translating complex software, patent, and technology issues for the lay person audience. He consulted on industry transforming anti-trust cases in the travel industry.

Industry Experience:

• Travel Industry Technology - Former technology leader for American Express Travel and Chief Technology Officer of United.com;
• Loyalty Industry Technology - 30 years experience in the technology that powers loyalty programs, working on Membership Miles, Thank You Rewards, Mileage Plus, #1 Gold, eRewards, MyPoints, Blockbuster Rewards, and AAdvantage
• Financial Services Technology – 30 years experience working with Financial Services Companies on credit card and banking technology.

Dustin Domerese is an expert in Enterprise Resource Planning (ERP), Customer Relationship Management (CRM), business IT systems, and databases, providing specialized services for litigation involving software failures, system implementations, and technology disputes. He supports legal teams in assessing the feasibility of lawsuits, delivering expert testimony, and preparing comprehensive reports for complex technology-related litigation.