Securing your world

Our global executive team


Ashley Almanza, Chief Executive Officer

Ashley joined G4S as Group CFO in May 2013, and was promoted to Group CEO on 1 June 2013.

Ashley 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 which had combined annual profits of around $3 billion. He also led a consortium of global companies through complex government negotiations in Central Asia.

Ashley is a non-executive director of Schroders plc and Noble Corporation. He holds an MBA from the London Business School and was previously Chairman of the Hundred Group of Finance Directors.

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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 as executive director of multi-country Latin America (MCLA) responsible for 38 countries and more than $1 billion in revenue. Prior to Dell, Martin spent 10 years with DHL holding various management and leadership roles including vice president, DHL Mexico.

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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Claude Allain, Regional President, Middle East & India

Claude joined G4S as Regional President Middle East & India in January 2016.

Claude has a proven track record leading global organisations. Prior to joining G4S, he was vice president and general manager for Johnson Controls Middle-East & Africa and he had several general management position in Southern Europe, Eastern-Europe and North America and Middle-East.

Claude brings a wealth of experience in service and technology industries, having previously held senior business development and general management roles in Honeywell, Emerson and Invensys.

Claude holds a bachelor’s degree in Chemical and Physic Science from University of Rennes, a Master in Finance from ICG and also graduated from INSEAD.

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Mel Brooks, Regional President, Africa

Mel was appointed Regional President, Africa in May 2015.

Mel’s previous roles within G4S  as Group Strategy & Commercial Director and CEO for G4S India have shown Mel’s ability to transform businesses, focusing on key customer segments and improving customer service and sales.

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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Jon Corner, Regional President, Asia Pacific

Jon was appointed Regional President, Asia Pacific in October 2015.
Jon joined G4S in November 2012 as Regional Sales Director and has led the transformation of the commercial function across the Asia Middle East Region over the past three years.

Prior to joining G4S Jon was the executive vice president for Inchcape Shipping Services, a maritime services company with offices in 65 countries. Jon held various line and functional roles with Inchcape Shipping Services over a 13 year period.

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John Kenning, Regional CEO, North America

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 joined G4S in November 2014 to lead the North America region. 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 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, 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 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.

Grahame is a fellow of the Chartered Institute of Marketing and a director of COESS.

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Jenni Myles, Group HR Director

Jenni became Group HR Director in July 2015 and has extensive experience in employee engagement, talent management and organisational development, in addition to an understanding and insight of working with one of the largest private workforces in the world.

Jenni joined G4S in 1998 and has held several senior HR roles at both a group and regional level. As Director of Employee Engagement & HR, Jenni led the group’s employee engagement and labour relations strategy and held general HR responsibility for Africa, Asia, Middle East & Latin America. As Chief HR Officer for the Americas region Jenni led the people and organisation strategy across 30 countries and over 100,000 employees. 

Prior to joining G4S Jenni held HR positions in a variety of business sectors such as automotive, FMCG and consulting. Jenni is a Fellow of the Chartered Institute of Personnel & Development (FCIPD).

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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, Regional President - UK & Ireland

Peter became Regional President of UK & Ireland on an interim basis in May 2014 and before that was 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 G4S Group.

Prior to the merger between Group 4 Falck and Securicor, Peter was Director for Development for Securicor Group, having joined the plc 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, Group Chief Financial Officer

Himanshu joined G4S in October 2013 as Group Chief Financial Officer. In addition to his role as CFO, the following functions also report to him: service excellence centres, risk management, group procurement and group IT.

He joined the group from Misys where, as CFO, he was responsible for finance, legal and commercial, facilities and procurement.

Prior to Misys, Himanshu was CFO of Logica plc where he led the sale process that resulted in the company being acquired by CGI of Canada. Himanshu also held senior executive positions at BT Group where he worked for more than 10 years 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 Limited.

Himanshu qualified as a chartered accountant with Arthur Andersen and holds a law degree.

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Jesus Rosano, Group Strategy and Commercial Director

Jesus joined G4S in March 2014 as Regional Business Development SVP to lead the implementation of new commercial structures and processes through G4S Latin America.

In 2015 his responsibilities expanded to Chief Operations Officer adding to his commercial role the responsibility to implement restructures and efficiency programs in operations across the Latin American businesses including Cash, Manned Services and Technology businesses.  Jesus was appointed Group Strategy and Commercial Director in January 2016.

Jesus joined G4S from DHL, a logistics B2B global company, where he held various line, functional and regional roles in different markets in Latin America and North America over 11 years period. Before DHL Jesus worked in strategy consulting and investment banking with projects in diverse industries. Jesus holds a bachelor’s degree in Engineering and Administration from ITESM University, Mexico.

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Debbie Walker, Group Corporate Affairs Director

Debbie is Group Corporate Affairs 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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