Hack Heyward leads ISG’s Energy practice area. He complements nine years of ISG consulting experience with extensive industry senior management experience, which includes leading a technology business unit of GE to 50% annual growth for three consecutive years and leading two turnarounds of privately held Energy Industry information services businesses. Hack’s industry and consulting experience spans acquisition due diligence, merger integrations, Six Sigma, organization design and development, shared services, unionized workforce issues, and senior level operational and change management leadership.

Terry applies his extensive and diverse expertise in strategy development, financial analysis and sourcing to the IT disciplines of applications development and maintenance, infrastructure, technical architecture, enterprise resource planning and governance. His broad experience extends across industries, from manufacturing, life sciences and utilities to consumer packaged goods, retail and transportation. Since serving in multiple global IT leadership positions at Halliburton Company, Terry has been advising ISG clients on sourcing strategies, competitive sourcing transactions for IT services, transitions/transformation programs and contract renegotiations for more than 15 years. Terry has completed executive leadership courses at the graduate business schools of Harvard and the University of Texas.

As a leading expert in globalization, Paul advises clients across industries on information technology and digital strategies, optimization and outsourcing. He has deep experience in global operations and creative approaches to business growth, including captive operations, joint ventures, build-operate-transfers, and mergers and acquisitions. He recently helped a global consumer packaged goods organization save more than 40 percent by realigning its captive, joint venture and offshore operational strategies worldwide. Paul also assisted a major retail company redesign its global customer digital model to improve quality and increase transparency for executive decision-making. Prior to ISG, Paul served as CEO of a number of software and technology start-up companies. 

With more than 20 years of experience in the sourcing industry, David has a successful track record facilitating large corporate agreements and complex regional transactions for clients around the world. Working with clients in a variety of private sector industries as well as state and federal government agencies, David’s consulting services, backed by ISG expertise, methodologies and templates, range from strategy development, tactical assessments, competitive and sole-source transactions, sourcing management, renegotiations, re-tendering, disengagement, transformation and transition management. David has worked in single-source and multi-source environments and both in the transactional and ongoing operational phases of the sourcing lifecycle.

Christopher has more than 30 years of outsourcing and consulting experience with special expertise in sourcing design and execution, contract negotiation and transition of outsourced IT services.  He has helped global firms save costs and improve service delivery models, conduct renegotiations or restructure their outsourcing contracts, coach management teams on outsourcing governance practices and benchmark client IT services and outsourcing arrangements. In the last three years, Christopher’s client work has included restructuring the WAN network for a large Asian pharmaceutical distributor and leading several end-to-end outsourcing projects for a large global life sciences company. More recently, Christopher helped an Australian state agency establish a new IT infrastructure shared services organization and establish agile software development services. Christopher’s industry experience includes work in life sciences, government, healthcare, entertainment, insurance, manufacturing and telecommunications. Christopher is ITIL Foundations-certified in v2 and v3.

Mr. Roüast is Partner and President, ISG South Europe, Middle East & Africa. Lyonel was previously President - EMEA, Compass Management Consulting.

Lyonel Roüast joined Compass Management Consulting France in 1999 and is responsible for managing the fast-growing European presence of the company. Previously he held the posts of Managing Director Compass South Europe and Director of Europe.

Prior to joining Compass, Lyonel spent much of his career with IBM France where he was a Sales Manager specialising in the banking sector. In 1995 he was appointed Sales Director for the banking sector of CGI and then for the banking department with IBM Global Services.

An engineering graduate from the ESIEA, Lyonel also has a post graduate degree from IAE Paris.

Over the past decade with ISG, Dale has shared with clients his expertise in corporate finance, strategic planning and technical operations, including scope-of-work and service-level agreements.  He is extremely proficient in contract negotiations. His IT experience covers mainframe, data centers, systems integration, midrange servers, managed network services, end-user computing and help desk. He has helped complete acquisitions by coordinating tax, legal, finance, accounting and senior management teams. His clients benefit from his market intelligence insights in the IT industry and identification of strategic service providers. Dale has an MBA with a concentration in finance.