Professional consultancy, investigation & legal support services

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Precision.

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Dion International is a leading global provider offering a comprehensive suite of consultancy, private investigation, and executive security services, all under one roof, specialising in identifying, resolving, and mitigating complex commercial and personal challenges.

With a teams of highly skilled specialists operating across the United Kingdom and international borders, Dion International stands as a leader in the executive security industry. Whether you require covert surveillance, media backwatch, tracing agents, close protection, security guards, electronic bug sweeps or penetration testing, we are committed to safeguarding and advancing our clients’ interests, regardless of the complexity of their challenges, no matter where they are in the world.

997+

Successfully completed covert operations across the UK and international borders.

45+

Established in 2012 with over 45+ years combined experience

109+

Clients across various industries globally delivering investigation and security solutions.

What Our Clients Say

Recommended by Businesses & Law Firms Around the Globe.

"Dion International's surveillance team was instrumental in gathering key evidence for our personal injury case. Their attention to detail and professionalism helped us secure a favorable outcome for our client."

David Monroe

Larkin Legal

"Dion International's close protection services were exactly what we needed for a high-profile client. Their team was discreet yet always present, ensuring the client felt safe and secure throughout the event."

Tom Riley

Woodgate Financial Services

"Dion International’s security operations are second to none. Their expertise and rapid response ensured the safety and security of our staff during a high-risk situation. We trust them for all our security needs."

Alan Wallace

Arlington Services

"Dion International’s consultancy services were invaluable in helping us enhance our security infrastructure. Their insights into risk management and threat analysis have given us a solid foundation moving forward."

Michael Turner

Westfield & Co.

"When we needed in-depth surveillance, Dion International exceeded our expectations. Their professional approach and attention to detail provided us with key insights that helped resolve a complex situation."

Sophie Grant

Kensington Management

"The team helped us navigate a complex situation with clear, actionable advice. Their approach was both practical and highly strategic, giving us the tools we needed to mitigate risk."

Rachel Price

Carmichael Financial Solutions

"Dion International provided comprehensive security operations for our client during a high-profile event. Their attention to detail and professionalism ensured everything went smoothly and safely."

Jonathan Hayes

Riverton Group

"We needed discreet surveillance for a personal injury claim, and Dion International exceeded our expectations. Their thorough investigation and timely reporting were crucial in supporting our legal strategy."

Emily Saunders

Brockwell & Partners LLP

"We’ve worked with Dion International on numerous occasions now, and their professionalism is unmatched. Their team has an exceptional ability to adapt to each client's unique needs."

Emily Spencer

Norwich International Solutions

"Their surveillance team was critical in gathering evidence for a fraud investigation. Their ability to conduct detailed surveillance without drawing attention was essential to our success."

Victor Davidson

Barrington Global

"Dion International’s consultants provided us with an in-depth analysis of our security posture, which was crucial in shaping our long-term security strategy. Their expertise has been a vital resource."

Michael Turner

Dixon Group

"Thanks to Dion International’s surveillance services, we were able to gather key evidence that strengthened our personal injury claim. Their team's precision and expertise are unmatched."

James Armstrong

Nelson Legal

"After exhausting all other avenues, I reached out to Dion International to help locate a missing family member. Their investigative expertise and relentless determination led to a reunion we thought was impossible."

Amanda Wilson

Private Client

"Dion International's security team delivered a seamless service for our company during a critical event. Their ability to anticipate risks and provide a secure environment was outstanding."

Annie Hennis

Yorkshire Housing

"Dion International provided exceptional close protection services for our team during a high-profile event. Their professionalism and attention to detail ensured that everything ran great."

Amy Dobson

Media Box

"Dealing with a highly sensitive family matter was incredibly difficult, but Dion International's covert surveillance team provided the clarity and evidence we needed to protect our loved ones."

Amanda Slater

Private Client

International Reach

From the United Kingdom, We Remain Committed to Delivering Unparalleled Excellence to Our Clients Worldwide.

Professional consultancy, investigation & legal support services

Our Partners

What Our Clients Say

International Reach

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