Securing Your World

Our executive team

  • Ashley Almanza

    Ashley Almanza, Chief Executive Officer


    Key strengths and experience:
    Extensive board and executive management experience and strong track record working across international borders in complex businesses. Held a number of senior executive roles at BG Group from 1993 to 2012, including Chief Financial Officer from 2002 to 2011 and Executive Vice President from 2009 to 2012. As Executive Vice President he was accountable during 2009 and 2010 for the strategic and operational management of BG Group’s UK, European and Central Asian businesses. He also led a consortium of global companies through complex government negotiations in Central Asia. 

    He holds an MBA from London Business School and was previously Chairman of the 100 Group of Finance Directors.

    Current external commitments:
    Non-executive director of Schroders plc and Noble Corporation, but will step down from the board of Noble Corporation in the near future. Board member of the Ligue Internationale des Sociétés de Surveillance

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  • Martin Alvarez

    Martin Alvarez, Regional President, Latin America & Caribbean

    Martin joined G4S as Regional President, Latin America and Caribbean for G4S Americas in 2013. 

    Martin has extensive experience working in the region and a wealth of experience in strategic commercial and operational roles. Martin joined G4S from Dell, where he served eight years as executive director of multi-country Latin America (MCLA), responsible for 38 countries, more than US $1 billion in revenue and the Americas Shared Service Centre with over 3,000 employees. Prior to Dell, Martin spent 10 years with DHL holding various management and leadership roles including vice president, DHL Mexico. and General Manager for several other countries in the region. 

    Martin has an MBA from IESE in Barcelona and a Bachelor’s degree in International Trade and Finance from Louisiana State University.

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  • Andy Baker

    Andy Baker, Regional President – Africa

    Andy joined G4S as Regional President for G4S Africa in 2012.

    Andy has wide ranging experience of managing and building sustainable businesses across Africa, with a strong emphasis on technology and logistics. 

    Andy joined G4S from Nashua Group, the second largest ICT business in South Africa, where he was Group Chief Executive Officer. 

    Prior to this, Andy spent four years as group chief operating officer of Altech, a JSE listed technology group with revenues of US $1.2bn and operations in 15 countries. Andy also spent 13 years at DHL as regional MD of Southern Africa and Turkey. 

    Andy holds an MBA from Cranfield University.

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  • Mel Brooks

    Mel Brooks - Group Strategy & Commercial Director

    Mel became group strategy and commercial director in July 2014, responsible for ensuring that the group has robust strategy and planning processes, a technology strategy and high quality sales operations and bidding resources across the organisation. 

    Mel’s previous role within G4S was regional strategy director for the Asia Middle East region and CEO for G4S India where he lead the transformation of the businesses, focusing on key customer segments and improving customer service. 

    Prior to joining G4S, Mel held a number of senior line and functional roles in the defence and technology industry where he was responsible for service line and commercial strategies, technology development and leadership of a number of business unit turnaround programmes.

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  • Irene Cowden

    Irene Cowden, Group HR Director

    Irene has spent her career in HR management, specialising in employee relations, organisational development, talent management, employee engagement, compensation and health and safety matters. 

    She has been involved in major change projects including the cultural and integration aspects of mergers and acquisitions, as well as large scale organisational change involving workforce restructuring and working in partnership with major trade unions. 

    Irene has worked in the security industry for 37 years and has held director level positions at business unit, divisional and corporate level. She was appointed to the board of Securicor plc in 2002 as group HR director. She will retire from the group executive in June 2015. 

    Irene is a Fellow of the Chartered Institute of Personnel and Development (FCIPD).

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  • John Kenning

    John Kenning, Regional CEO North America & Technology

    John joined G4S in November 2014 to lead the diverse range of services the North America businesses provide such as consulting, investigations, security, technology and youth services solutions across multiple private and public sectors. 

    John has a proven track record leading global organisations. Prior to joining G4S, John was executive vice president and president, commercial business for OfficeMax where he led the global, business-to-business (B2B) division. John was formerly president, North America commercial for ADT/Tyco Security Services, where he led the transformation of the business to a technology services leader and also led the separation of the residential and commercial security businesses in North America. 

    John is a board member for Miami University Advisory Athletic Board and past board member of the Make-a-Wish Foundation. John holds a bachelor’s degree in business from Miami University.

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  • Graham Levinsohn

    Graham Levinsohn, Regional CEO - Europe

    Graham became Regional CEO – Europe in November 2013. Graham has more than 20 years’ experience in the security industry, having joined Securicor Cash Services in 1994 as general manager – marketing. 

    Since then, Graham has held a number of commercial and line management positions in both the cash and security lines of the business. Graham was responsible for the creation of the UK cash centres outsourcing business in 2001 as managing director, before moving on to become divisional managing director for G4S Cash Services UK, and then regional president – Nordics. He became group strategy and development director in 2008 and joined the executive committee in 2010. 

    Graham is a fellow of the Chartered Institute of Marketing and a director of COESS, ESTA and member of the Ligue Internationale des Sociétés de Surveillance.

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  • Soren Lundsberg Nielsen

    Søren Lundsberg-Nielsen, Group General Counsel

    Søren began his career as a lawyer in Denmark and since 1984 he has had a wide range of legal experience as general counsel for international groups in Denmark, Belgium and the US before joining Group 4 Falck in 2001 as Group General Counsel. 

    Søren has been involved in a wide range of successful mergers and acquisitions during his career, including the acquisition of Wackenhut and the Group 4 Falck merger with Securicor. 

    Søren has overall responsibility for all internal and external legal services for G4S as well as the group’s insurance programme. 

    Søren is a member of the Danish Bar and Law Society, a member of the advisory board of the Danish UK Chamber of Commerce and author of the book Executive Management Contracts, published in Denmark.

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  • Peter Neden

    Peter Neden, Regional President - UK & Ireland

    Peter became Regional President of UK & Ireland in January 2015, following his appointment on an interim basis in May 2014. Peter was previously Regional managing director of G4S Outsourcing Services for the UK & Ireland region. 

    Previous roles included responsibility for the business development programme within G4S in the UK and Africa regions, as well as a number of senior positions in both the commercial and government
    businesses across the group. 

    Prior to the merger between Group 4 Falck and Securicor, Peter was Securicor’s development director, having joined the company in 2001. Peter’s early career included a number of sales, marketing and general management roles within Centrica. Peter has a degree in economics from the University of Nottingham.

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  • Himanshu Raja

    Himanshu Raja, Group Chief Financial Officer

    Key strengths and experience:
    Strong track record as a financial executive in global services businesses.As well as having responsibility for all core finance functions including tax, audit, treasury and investor relations, Himanshu oversees the IT, procurement and Service Excellence Centres for G4S globally.

    Prior to joining G4S, Himanshu was CFO at Misys, and from 2010 to 2012 he was CFO of Logica plc. Himanshu worked for more than 10 years at BT Group in a number of divisional finance director roles including Chief Financial Officer of BT Global Services, BT Design, BT Operate and BT Wholesale. His early career included finance and systems roles at Worldcom International, UUNET and MFS.

    Himanshu is a qualified chartered accountant and holds an honours degree in law.

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  • Dan Ryan

    Dan Ryan, Regional CEO - Asia and Middle East

    Dan joined G4S in August 2010, from global logistics and transportation company Neptune Orient Lines (NOL), where he was a member of the group executive team and held a number of senior management positions including regional president roles for Greater China, Middle East and Europe during his 20-year career there. In his last position with the group, Dan led the project to review, redesign and transform NOL’s organisation across all its Americas divisions. 

    Dan is a charter member of the Middle East Logistics/Supply Chain Management Forum, Hong Kong Liner Shipping Association and the American Chamber of Commerce – Shanghai. He holds an MBA from the University of Notre Dame in Indiana and a B.S. Finance, from California State University, Sacramento.

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  • Debbie Walker

    Debbie Walker, Group Communications Director

    Debbie is group communications director, heading the corporate communications team which focuses on the group’s key audiences – media, government, employees and customers. Debbie is also responsible for the group’s CSR and human rights strategies. 

    Prior to the merger between Group 4 Falck and Securicor, Debbie held a number of senior marketing and communications roles within the Securicor group from 1993 to 2004. 

    Debbie is also vice chairman of the CBI South East Regional Council (the representative body for all CBI member companies based in the South East of England and the Thames Valley), having previously served as chairman for two years.

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