Bill Allison | Deloitte | Global Leader Technology Consulting

Bill Allison

Global Consulting Technology Leader

Bill has more than 25 years of experience in the analysis, design, and implementation of information systems, systems strategy, and business process improvement and has worked with some of the largest, most complex technology clients in the world. Currently, as a DTTL Global leader, Bill provides strategic vision to the Deloitte network on the delivery of full life cycle technology services. Bill helps advance global consistency across Deloitte member firms in resources, approach, and execution.

Contact us

Contact us via our online form



Business-led, technology-enabled. Learn about Deloitte's services.


Os Mata

Americas Cooperative Agreement Technology Leader


Robert Hill

Asia Pacific Technology Leader


Georg Trankle

EMEA Technology Leader


Life at Deloitte

People make Deloitte one of the best places to work. What’s great about the people? That’s an easy answer. They are exceptional. Each person is unique and valued for that, among the best and brightest in the business, and takes pride in his or her achievements and the success of others.