Our Leadership Team

Michael Olver

Chief Executive Officer

Michael Olver comes to PSA from a well-known global specialist investigations company where he was previously a Director in the group’s Middle East and North Africa Disputes and Investigations practice. Michael has two decades of experience in complex multijurisdictional corporate investigations and due diligence and a lifetime of living and working across the Middle East, Asia and Africa. Now leading in the firms Washington DC office, Mr. Olver is responsible for overseeing US key Client relationships, and PSA’s group overall operations.

Mr. Olver has advised multinational companies, regional government entities, banks and high net worth individuals on the identification, structuring and mitigation of complex regulatory and operational risk abroad. Over the past two decades, he has led hundreds of investigations into complex matters in Saudi Arabia, the GCC, India, South Africa and Afghanistan and supported Clients in obtaining critical risk insight within the developing markets in Angola, Bangladesh, Nigeria, Thailand and Vietnam (amongst others).

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

Russell Worth

Chief Operating Officer l Managing Director

Russell Worth 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, Mr.Worth was a managing director in a US listed Consulting firm based in Hong Kong. His engagements included a multi-jurisdictional fraud centered on the unauthorized 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.

Mr. Worth 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, Mr. Worth 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.

Mr. Worth holds a BA from Greenwich University

Sarah Wu

Director

Sarah Wu is located in Shanghai and has over 10 years of work experience in Asia. Over the past eight years, she has managed a wide range of corporate fraud investigations and Pre-IPO and transactional due diligence projects. She has extensive knowledge of anti-corruption and AML legal and regulatory environments and enforcement trends. Sarah draws upon past experience in investigations, research, and analysis. Prior to joining PSA, Sarah worked at an investment firm and as a journalist.

Sarah holds an MA from Shanghai International Studies University. She is fluent in English and Mandarin and speaks Cantonese.  

Bill Xu

Director

Bill Xu has been with PSA for more than 10 years, managing investigations into IP infringement and unfair competition, and due diligence into Pre-IPO and transactional projects. He has also set up comprehensive vendor screening programs for multinationals, run computer forensics, and advised companies on managing internal controls in China.

Xu received his BA in Law from Shanghai University of Finance and Economics.

Matthew Sinkez

Director

Matthew Sinkez is based in PSA’s Dubai office where he specializes in corporate investigations, due diligence, asset tracing, and risk assessments. He is responsible for the overall management and delivery of complex investigative assignments in emerging markets across the Middle East, Africa, and Asia. He has more than a decade of experience living and working in the region and has supported clients operating in the energy, telecom, banking, finance, insurance, and technology sectors.

An Arabic speaker, Matthew graduated from the Virginia Military Institute with a BA in International Studies and Political Science.

Carlo Rodriguez

Associate Director

Carlo Rodriguez is the due diligence operations lead within PSA’s operations center in Manila, Philippines. Starting as a due diligence analyst with PSA in 2016, his demonstrated commitment to quality and excellence led to consistent promotion through successive positions of responsibility. First to regional team leader, then deputy operations head, and now operations lead. In this role he is responsible for managing team leaders, analysts and editorial team members in the daily delivery of timely execution of global programmatic due diligence reports as well as occasional specialist research projects.

Prior to joining PSA, Carlo was a customer registrations officer at ANZ Bank in Manila where he first encountered KYC, Sanctions, and ABAC-related due diligence.

Carlo holds a Bachelor's in Commerce from the University of Santo Tomas, Philippines. He speaks Tagalog .

Olga Goryunova

Senior Associate

Olga is the deputy due diligence operations lead within PSA’s operations center in Manila, Philippines. Initially joining PSA in Shanghai as a research analyst and editor in 2022, Olga now supports team and project management, due diligence, transactional, and complex case research, and oversees quality control of numerous PSA products. Before joining PSA, Olga conducted field research into sustainable diplomacy in geopolitically complex regions with a specific focus on Cyprus.

Olga holds advanced degrees from the Universities of Glasgow and Shanghai, and certifications/diplomas in psychology, finance, and hospitality. She is fluent in Russian, French, and Chinese.

Charles Biddle

Associate Director

Charles Biddle is an Associate Director responsible for client engagement in North America. Prior to PSA, Charles was based in Shanghai, China as the General Manager for the Technology Hospitality division of a publicly listed Swiss conglomerate specialized in market expansion services. In this role Charles was at the forefront of specialty market expansion in Mainland China. He knows firsthand the challenges businesses face in trying to “make their number” within complex emerging markets, as well as the value of due diligence, investigations and advisory work within international trade.

As Associate Director in the DC office, Charles functions as a bridge between our clients, strategic partners, and global team ofanalysts. Communicating need to capability, he is regularly at the center of the conversation between SME’s, our in-house teams and Clients to devise the most efficient and practicable solutions. These regularly range from developing bespoke programmatic due diligence, delivered through one GRC platform partners, to a devising and then delivering a detailed and informative pre-M&A due diligence, or investigation response to potential FCPA concerns.

Charles holds a BA in Chinese from Georgetown University. He has worked extensively in China and traveled broadly in Asia. He is fluent in Mandarin.

Nick Felt

Associate Director

Nick joined PSA in 2021 and currently serves as an associate director at its Shanghai office. He is responsible for overall quality control for PSA’s reporting in Greater China, while also managing projects elsewhere in APAC. Nick has spent the past 10 years living, studying, and working throughout Mainland China.

Nick holds a B.A. from American University and a master’s degree from the Hopkins Nanjing Center. He is a Chinese speaker and holds a language certificate from the Beijing Language and Culture University.