Michael Olver

Managing Director

Michael Olver comes to PSA from a well-known global specialist investigations company where he was a Director in the group’s Middle East and North Africa Disputes and Investigations practice. He brings over a decade of experience in complex multijurisdictional corporate investigations, due diligence and security management in Asia, the Near and Middle East and Africa.  Based in Dubai, Mr. Olver is responsible for overseeing PSA’s group operations.

Mr. Olver has advised numerous multinational companies, regional government entities, banks and high net worth individuals. Over the past decade, he has actively assisted clients in managing and mitigating complex risks across a range of operational environments from Libya during the “Arab Spring” to market entry assistance in more developed markets in Asia.  He  began his career with IntegraScreen where he built the companies information collection capability in the Middle East and North Africa.

Mr. Olver holds advanced degrees from the University of St Andrews, Scotland and the School of Oriental and African Studies, London. Michael speaks Arabic.

Graeme Campbell

Executive Managing Director

Graeme has over 18 year’s security experience in Asia as an analyst, consultant and manager. Before joining PSA as a partner Graeme was the Regional Director, Armor Group Asia Pacific and Country Manager for Control Risks Group (CRG) Philippines. Prior to this, he had worked as an independent security management and training consultant based in London.


Before joining the security and risk consultant sector, Graeme served 12 years with the New Zealand Armed Forces. Initial service was with the Royal New Zealand Engineers later transferring to the Royal New Zealand Military Police. During this service Graeme qualified as an investigator with the New Zealand Civil Police, as an advanced instructor in investigations and intelligence operations and completed close protection training. At the end of his service, he served as Chief Instructor Investigations for the Royal New Zealand Military Police.

Russell Worth

Director, Greater China

Russell Worth is the Country Director Greater China, based in Shanghai. He has over 16 years’ experience in risk management and consulting in Asia. He has advised and managed multiple assignments in various jurisdictions. He specializes in conducting complex investigative assignments involving fraud or corruption, business intelligence and due diligence investigations, Pre-IPO investigations, asset searching, and other risk consulting services.

Prior to joining PSA, Russell was a managing director in a US listed Consulting firm based in Hong Kong.  His engagements included a multi-jurisdictional fraud centred on the unauthorised use of trademarks; an extensive asset tracing assignment in support of a family dispute involving litigation; multiple pre-transactional business intelligence exercises; and a large fraud and compliance investigation on behalf of a major insurance company. 


Russell served with the London Metropolitan Police Force between 1988 and 1998. During his police service, he acquired wide experience in operational police work and criminal legal practices. He has given evidence in court on numerous occasions and developed specialized skills in interviewing, handling of agents and victims of crime. Subsequent to leaving the police service, Russell worked for the Hong Kong International Airport Security Company where he gained experience in using technology to deter and prevent existing threats after the 911 terrorist attacks.

Russell holds a BA from Greenwich University with honours.

Matt Williams

Director, Philippines

Matt specializes in security and risk management throughout the Asia-Pacific region. Prior to joining PSA in 2003, Matt served with the US State Department’s internal security and anti-terrorism division. While stationed at US embassies in Asia, he was involved in the development of physical security and crisis management programs, as well as operational surveillance detection and counter intelligence.


Since joining the private sector, Matt has served as a consultant to dozens of multi-national corporations operating throughout Asia, the Middle East, Latin America and Africa. Such risk management programs have focused on making the global organization more competitive in the face of increasingly complex challenges. This includes the successful development and implementation of international security standards, competitive intelligence, business continuity and crisis management, pre-transaction due diligence and corporate fraud investigations.


Over the past seven years, Matt has served as a risk consultant to Accenture, Goldman Sachs, BHP Billiton, the Asian Development Bank, numerous foreign governments and more than twenty other leading corporations and international organizations. In 2004, he opened the PSA office in Shanghai, China; and has since served in Hong Kong and the Philippines.

Mark Condon

Managing Director Australia

Mark Condon is the Managing Director of PSA in Australia. Since 1995, Mark has been involved in providing consulting services and managing consulting businesses in security, crisis management, risk management, and business intelligence. These services have been provided to governments, public utilities, the financial sector, extractives, property and construction, engineering, industrials, fast-moving consumer goods companies, the telecommunications sector, outsourcing, professional business services, and major international events.


After a successful career with Wormald International designing and engineering security systems for government, financial institutions and corporations, Mark moved to the Racal Chubb organization to lead a greenfield business in large scale integrated security systems in Australia. He then went on to successfully run the Electronic Security Division for Racal Chubb in Australia. This included all electronic security-based systems and services, including a nationwide network of 24/7 operation centers, remote security surveillance and response, security systems design and engineering, contracting and service. In 1991, Mark joined James Hardie Industries Limited as the Divisional General Manager of the Electronic Systems Division and was responsible for building its security businesses primarily through a merger and acquisition program.


In 1995, Mark joined Control Risks where he became the Regional Director for Control Risk’s Asia Pacific business. During this time there were a range of significant and substantial crises that occurred within the region involving political instability, civil disturbance, terrorism, and extortion. It was also a period of rapid growth in providing a range of services to clients operating in both developed and developing countries.


Throughout Mark’s operational and executive experience he has worked extensively throughout Australia, New Zealand, Asia, United Kingdom and North America.


Mark holds a Bachelor of Engineering. He also holds formal qualifications in security risk management.

Jim Doreen


James “Jim” Doreen, comes to PSA from a distinguished career supporting US law enforcement, intelligence and military communities.

Mr. Doreen is foremost an internationally and domestically experienced investigator, with exceptional experience in discreetly operating and delivering on investigations within complex and sensitive security environments.  Jim has spent a significant part of his career supporting and leading high profile protective services teams and the close protection details for a variety of U.S. Government agencies across a wide range of geographies.

On leaving the government Mr. Doreen was part of the security  team for the private office of an ultra-high net worth family. In this role he supplied training, support and oversight on executive protection details in support of the families wide ranging domestic, foundation and international travel security needs.

Mr. Doreen is based in Seattle and provides travel security training, as well as security consultancy for aviation and other unique and complex security environments.

Gregory Stone

Director Program Development

Mr Stone comes to PSA with significant expertise gained through diverse careers in military special operations, intelligence, and global business leadership. He has spent over a decade as a senior executive within household name multinationals in business development, advisory and supply chain management roles. During this time Mr Stone has implemented numerous security and risk mitigation programs for entities with extensive local and global supply chains.

Operating within theft prone environments in Asia and Africa, Mr Stone has deployed a range of time tested and unique methodologies to limit product loss and increase the overall profitability across a range of business sectors.

Mr Stones expertise lies in his ability to implement loss prevention and risk reduction programs around a nuanced understanding of a clients core business and profitability concerns. He has an unrivalled foundation in security best practice and complex FMCG related investigations.


Ewan Henderson


Prior to joining PSA in 2015 Ewan was employed as the Head of Security & Risk Manager for an award winning integrated facilities management company based in the UAE. Ewan was responsible for the Risk Management and Asset Protection of the group portfolio, which included a large manned Security Guarding operation (>2000 men), Risk & Security Auditing and Integrated Security Design for select clients in both the government and private sector.


Before 2011 Ewan worked for the Aga Khan Development Network as the Regional Security Advisor for South and Central Asia. This role saw him focusing on effective and pragmatic security solutions that engaged with the local communities in austere and often hostile environments.

Ewan previously worked with the US Department of Defense, US Drugs Enforcement Administration on indigenous capacity building projects, and with the UK Foreign and Commonwealth Office as a security advisor involved in the security design and protection of assets, establishments, personnel and diplomats across a range of countries. Ewan served in the British Army for 11 years in security, humanitarian and intelligence related roles across the globe.


Ewan is a committed advocate of the voluntary principles of security on human rights and maintains an active role in local security networks including the UAE Chapter of the State Department Overseas Security Advisory Council (OSAC) and ASIS. His designs, systems and training syllabuses have been tested during natural disasters, fires and hostile actions and found to be effective.Ewan is based in Dubai where he is a Director in PSA's Middle East practice.