The leadership of SumPositive, LLC is comprised of expert executives from high-caliber consulting firms, alumni of prestigious colleges and universities, and business-savvy people with diverse, extensive, and practical, hands-on experience within industry-leading strategy, management and IT consulting companies. At Sumpositive , our management team is focused on achieving sustained growth through our unrelenting drive for customer satisfaction and value.

Larry Shiller

Our goal is to help customers achieve operational excellence by aligning their IT and Business Strategy.

Larry has over twenty-five years of experience in leading-edge technology products,helping companies to find,structure, conform, leverage, and protect their data assets. As a talk show host, his antennae is always on the lookout for inconsistencies in data and logic. He has helped clients in data-warehousing development, and with improving data visualization. He has the ability to tell engaging stories about data, within the domain of financial services,particularly in the areas of portfolio performance and analytics, trading strategies, trading cost analysis, and research. In his current advisory role at SumPositive, Larry focuses on our key service offerings in the big data analytics.

While a degree in mathematics from MIT often gets people’s attention, Larry has significant experience in educational publishing. He is a published author (Software Excellence, Prentice-Hall, 1990), and through ShillerMath, he doing his part to help the US rise from its current position in the bottom 20 percent, to #1 in math among industrialized nations. Larry is graduate of MIT and Harvard Business School.

Bob Reinckens

We have excellent working relationships with leading ERP software vendors; however we are well known for being technology-agnostic

Throughout his thirty-year career, Bob has held various management positions in information technology. He was CIO of COTY INC as well as a partner at IBM Business Consulting. Bob is a dynamic, innovative, and transformational IT executive, with wide-ranging international experience and an understanding of both business and technology.He is a frequent speaker at business and industry conferences. Bob has significant business and personal relationships within various vendor companies which he has been able to successfully leverage into added value for customers. These includes: senior leadership within license sales organizations, senior leadership within application development (supply and value chain), industries business units, and supply and value-chain sales overlay organizations.

Being a former CIO, Bob Interfaces with “C” level executives, in a advisory role Provides oversight and executive guidance on large-scale consulting projects at SumPositive, and advises CEO’s, CIO’s and CTO’s on organization structure and successful operations.

David Shea

We advise clients on the importance of having a Business Strategy that works and not a business strategy that is a set promises and ideas with no clear business solution.

David draws on over 27 years of experience as a Consultant, Senior Executive, CIO, Vice President and CEO. David is an exceptional visionary leader who was very effective in his prior roles as CIO of Ciba Vision, Group CIO at IMERYS, Vice President of Information Technology at Ryder Integrated Logistics and as a transformational IT executive who understands of both business and technology.

In his current  role at SumPositive , He advises on delivery of  large business transformation projects and helps improve revenue streams for the company, including the development of various external partnering relationships. . David holds a Bachelors Degree in Business and Accounting from Purdue University at Indianapolis.


We believe that a happy customer is a repeat customer.

Throughout his 25 year career, Marty has held various consulting positions in information technology that include Service Area Leader and Senior  Partner at IBM Business Consulting and Partner at PriceWaterhouseCoopers (PwC) .

As a Senior Leader at SumPositive, Marty is responsible for building and maintaining relationships at key accounts as well as leading our efforts to develop new service offerings and market opportunities. He is mainly focused on helping our clients achieve their business objectives through process improvement and technology. Marty has deep experience in helping customers improve business operations by leveraging the appropriate information technology as an enabler and catalyst for change.




You can be assured that our aim is to increase Customers profitability – not that of the technology suppliers.

Abhishek is responsible in an advisory role for SumPositive’s technology services and new product development initiatives. In this role, he oversees intellectual property development. Prior to assuming his role at SumPositive, Abhishek has 18 years’ experience leading and managing corporate marketing activities and launched numerous technology products in the market. He has advised corporate executives on organizational and new product development strategy .He is a highly-creative technology professional with the ability to increase customer’s profitability and revenue by drawing on his expertise in product marketing and engineering. Abhishek’s in-depth knowledge of all aspects of product engineering (hardware as well as software), and his ability to make compelling value propositions and effective marketing trade-offs, results in aggressive time to market and competitive advantage. He has an outstanding ability to drive product development with cross-functional teams, build relationships, and establish organizational workflow procedures.

Abhishek holds a BS in Computer Science and Engineering from Indian Institute of Technology (IIT), and an MBA in Marketing and Management from Columbia Business School.



We pride ourselves on the happiness of our repeat customers, as this truly shows that we are exceeding industry expectations.

Vivek has more than eighteen years of management and IT consulting experience. His primary strengths and experience have focused on Business and IT Strategy Alignment, System Integration Strategy with Oracle Financials product line, Business Intelligence, Customer Relationship Management, Business Analysis, Program Management and Project Management. These drive the ways by which enterprises leverage technology and adapt their business models and operations to meet the enhanced expectations of the Digital Consumer for increased customer loyalty, enterprise wide growth and improved business performance.

Prior to joining SumPositive as a Director in the Oracle Technology Space , Vivek was a Vice President at Bank of Tokyo-Mitsubishi UFJ and Global Implementation manager with Mercer (part of Marsh & McLean Group of Companies). He was also responsible for project implementation during his tenure at PricewaterhouseCoopers (Now known as IBM Business Consulting) and Deloitte Consulting where he was responsible for the Oracle Financials delivery efforts. Vivek has defined high priority business challenges and aligned strategy with execution, process improvement, change management, and systems requirements/functionality.