TechPar Group Partners
Active Partners
Yosef Levine, Partner
Yosef Levine
(917) 622-6192

Mr. Levine is a finance and digital transformation professional with operational, technical, and managerial expertise. Yosef has experience leading significant controls and governance remediations. He has most recently built and led a Big 4 practice responsible for Technology Risk Management, Confidentiality & Data Privacy. ​ Mr. Levine has led projects involved with:

  • The definition of global strategic risk governance and operating models to power organizational digital transformations using agile principles
  • Large scale cloud implementations to comply with global regulatory standards.
  • Compliance and regulatory impact on business process and controls to support digital transformations.
  • Financial audits for public and non-public entities requiring deep experience in Professional Practice quality management. ​

Yosef graduated from Yeshiva University – SYMS School of Business BA (Accounting) and is a Certified Public Accountant and Certified Information Technology Professional

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Bernard Plagman, Partner
Bernard Plagman
(917) 837-1453

Mr. Plagman offers clients the benefit of 18 years of experience as Partner at PwC Consulting where he served Financial Services clients. Mr. Plagman’s skills and experience include:

  • Information Systems strategic planning, design and project management
  • Data Warehousing planning, design, project management
  • Customer Relationship Management including Contact Management, Call Center planning and design, Marketing Analysis and multi-channel analytics

Mr. Plagman holds a BBA degree in Applied Statistics from Case Western Reserve University and an MBA in Operations Research from City University of NY, Graduate School of Business.

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Charles Popper, Partner
Charles Popper

Mr. Popper has had a 40-year career spanning all facets of the technology world:  R&D at Bell Labs, Advanced Technology management at American Express and Lehman Brothers, Consulting Partner at Deloitte & Touche, CIO at Merck, and Vice-Chairman and CTO of the investment bank Orama Partners. Charles’ skills and experience include:

  • Information Systems strategic planning, design and project management
  • Technology innovation
  • Investment banking and venture capital

Dr. Popper holds BA and Ph.D. degrees in Applied Mathematics / Computer Science from Harvard University.

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William Serrao, Partner/CEO
William Serrao
(917) 929-0942

Mr. Serrao is a senior IT executive with over 35 years of successfully helping clients use technology to improve their businesses.  He offers clients the benefit of 21 years of experience as a Partner at PwC Consulting and an industry leader at IBM Global Business Services where he served clients in the Media & Entertainment and Telecommunications industries. Bill also was a systems development manager at Prodigy Services Company (an internet startup) and a Signal Corps officer in the US Army specializing in battlefield computer systems.

Bill’s skills and experience include:

  • Interim CIO and CIO coaching for several multibillion-dollar enterprises
  • Information Systems strategic planning, outsourcing, applications development, service management, portfolio and project management
  • Systems implementation, specializing in SAP and also including Oracle, PeopleSoft, and JD Edwards as well as other ERP systems
  • Financial and Supply Chain Management including sales forecasting, inventory management, order management, sales analysis, accounts receivable, cash collection and financial reporting.

Mr. Serrao holds a BS degree in Applied Science and Engineering from the United States Military Academy at West Point, NY and an MS in Business Management from the City University of NY.


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Mark Huppert, Partner/COO
Mark Huppert
(917) 664-0719

Mr. Huppert is a senior Information Technology leader with over 30 years of successful global projects delivery. He has deep expertise in Outsourcing/ Managed Services, Applications and Infrastructure, ERP, and CIO Services. He worked in big-4 professional service firms for 15 years as a Director and Partner.

Mark is both functional and technical and possesses extensive knowledge of the systems development lifecycle. His specialty is in Program Management, including turning around stalled projects, building teams, and achieving cost take-out.

His skills and experience include:

  • Outsourcing/ Managed Services
  • Information Systems strategic planning, outsourcing, applications development, and project management.
  • Global full-lifecycle SAP implementations encompassing core SAP modules and portal, business warehouse, master data management, and integration hub.
  • Developing Centers of Excellence (COE) to manage complex global environments and reduce implementation risk.
  • Reducing IT organization costs and risks through application rationalization, infrastructure consolidation, IT asset management, software license management, and organizational alignment.

Mr. Huppert holds a BA degree in Computer Science and English from Queens College, NY and an MS in Computer Science from Columbia University.

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