Gary is a founding member of Sigma since setting up the business with Mike Harfield in 2011. Gary has been the CEO for 3 years and takes the lead with external relationships and investor strategy.
Gary has over 25 years’ experience running large contact centres across the UK and in South Africa with a specialism in early arrears and debt collection. Over the last 14 years he has worked with the majority of the Energy Big 6. Gary remains very active with all Sigma’s client engagements and continues to lead on new business opportunities for the group.
With more than 20 years of industry experience, including 12 as a Senior Manager, Mike is ultimately responsible for Sigma’s operational development and strategy, including technical infrastructure, operational teams, contact solution / dialler, IT risk management, MI production, process automation and physical growth.
Mike is a founding member of Sigma. Prior to this Mike founded consumer trace business Regent Recoveries and was a Senior Manager within leading debt recovery law firm HL Solicitors.
Andrew was appointed CFO in April 2015, assuming responsibility for the strategic financial management of the group. Prior to this, Andrew spent 3 years as Head of Finance where he had day to day oversight of the finance function and successfully built out the operational finance platform.
Before joining Sigma, he spent eight years with HomeServe in a number of UK Group roles. He is also a Member of the Institute of Chartered Accountants in Scotland.
Ben has 20 years’ experience in Board Director and NED roles across Retail Utilities and BPO across both large corporate and private companies.
Prior to joining Sigma in 2019 Ben was trouble shooting in the Energy sector, supporting turn around and new start ups.
Within the Sigma Connected Group Ben has day to day responsibility for Sales, Marketing, Client Services and PMO across the entire Sigma Connected Group which include the UK, South Africa and Australia.
With over 20 years’ experience in IT across a range of industries, from start-ups to large enterprises, Ian’s roles have spanned all aspects of technology, architecture and strategy. Ian comes with a degree in Physics and Electronics and a PhD in semiconductor technology.
He specialises in enabling business process and innovation through effective use of technology. He also has a strong technical background including security, networking, infrastructure operations, datacentre design and software development.
Justus qualified as a Chartered Accountant in 2000 after which he spent 5 years in the UK at PwC largely focusing on multi-national technology companies. He then went on to work for PwC in New York City, returning to his native South Africa in 2008.
Justus joined the Digicall Group in 2009 and since moved up the ranks within the group and taken on financial responsibility for Sigma Connected South Africa.
Justus overseas all the financial reporting for Sigma’s Cape Town business as well as having responsibility for all Sigma’s South African real estate.