About Us

Marc Bester, the esteemed Chairman and Director of the British Polygraph Society (BPS), plays a pivotal role in maintaining the highest standards of polygraph examination services in the UK. As a leading expert in the field, Marc Bester is known for his exceptional dedication to delivering accurate and reliable polygraph results. He oversees all examinations conducted by our elite team of professional examiners, ensuring that each case receives the utmost attention and care.

Marc Bester is affiliated with several prestigious organizations and holds numerous accreditations that highlight his expertise and commitment to polygraph science:

• British Polygraph Society (BPS): Marc Bester serves as a Director of the BPS, the original UK polygraph association, committed to upholding the integrity and professionalism of polygraph services in the United Kingdom.
• The American Polygraph Association (APA): The leading international body in polygraph science, ensuring global best practices and standards.
• Worldwide Umbrella Body of Polygraph: Recognized for maintaining the integrity of polygraph examinations on a global scale.
• International Society of Polygraph Examiners (ISOPE): An organization that promotes global standards and ethics in polygraph science.
• The Southern African Professional Polygraph Association (SAPFED): Highlighting international collaboration and professional excellence in polygraph examinations.
• The Association of Certified Fraud Examiners (ACFE): Demonstrating expertise in fraud detection and examination procedures.
• European Polygraph Association (EPA): A leading body representing polygraph professionals across Europe.
• Information Commissioner’s Office (ICO): Fully ICO registered under reference: ZB150442, ensuring compliance with data protection regulations.
• PEAK Credibility Assessment Centre – USA: Completed both basic and advanced training, including APA-accredited certification in Post Conviction Sex Offender Testing.

Our Lie Detector /Polygraph/ examinations are conducted according to strict standards and methods approved and accepted by the American Polygraph Association. We customize each test according to the client’s needs and requests, with a strict limit of up to 3 relevant test questions established by the client for each polygraph examination. We always administer each examination professionally and in strict confidentiality, ensuring complete privacy.

Our approach is client-led, as we are dedicated to finding the truth for each case we handle. All our examiners are members of the American Polygraph and British Polygraph Society, and our chief examiner is recognized as one of the best in the UK today. We use the very latest equipment and techniques to provide the best accuracy rates in the industry today. We are not an agency or a faceless corporation, but a team with our own offices who always quote a fixed price with no hidden extras for our services. Contact us today and find out why we have such a high client satisfaction rate

At Lie Detector UK, we believe that we are the best provider of lie detector services in the country. We have a long history of providing reliable and accurate results to our clients, and we continue to strive for excellence in every aspect of our business.

Our team of experts is dedicated to providing the best possible service to our clients. We use only the highest-quality equipment and adhere to strict standards when it comes to testing procedures. Our tests are conducted by highly experienced professionals who are well-versed in the art of detecting lies.

We provide our service in different cases, such as relationship infidelity, proof of innocence, employee pre-test, etc. We believe that our exceptional service is what sets us apart from our competitors. If you’re looking for reliable and accurate lie-detection services, then we are the company you need to contact!

Extensive Experience in Investigative Interviewing and Polygraph Examination

At Lie Detector UK, our team of examiners and trainers brings years of experience in uncovering deception through investigative interviewing and polygraph testing. Trained by internationally recognized experts and organizations, our professionals uphold the highest standards of integrity and professionalism in every examination.

Accredited by the American Polygraph Association

Our commitment to excellence is validated by the American Polygraph Association, the world’s leading authority in polygraph science. This accreditation ensures our clients receive reliable services conducted under the strictest professional standards.

Ongoing Professional Development

We believe that expertise requires continuous growth. All of our examiners participate in regular professional development courses, ensuring they remain at the forefront of the latest techniques and best practices. This dedication guarantees accurate results and top-tier service for every client.

Polygraph Testing Across the UK and Europe

As the largest polygraph provider in the UK, we offer comprehensive testing services across the country and Europe. With dedicated offices and accredited professionals, we are committed to delivering the highest quality of service wherever our clients need us.

Convenient Locations and Flexible Testing Options

We know convenience matters. Our dedicated offices are located in major cities, including London, Birmingham, Glasgow, Liverpool, Leeds, Sheffield, Edinburgh, Bristol, Manchester, Leicester, Coventry, Bradford, Cardiff, Belfast, Nottingham, Kingston upon Hull, Newcastle upon Tyne, Stoke-on-Trent, Southampton, and Derby. If these locations aren’t suitable, we can arrange testing in professional Regus offices nationwide or conduct tests at your home or business if appropriate.

For home visits, we prioritize discretion—examiners travel in unmarked vehicles and dress in smart casual attire without logos, ensuring complete confidentiality.

Cutting-Edge Technology for Accurate Results

Our polygraph tests utilize the latest computerized systems, offering real-time analysis for precise and scientifically validated results. This advanced technology enhances the accuracy and reliability of every examination we conduct.

Tailored Services for Every Client

Every situation is unique, and so is our approach. We take the time to understand your specific needs and provide personalized solutions that deliver the answers you’re looking for. Our goal is 100% client satisfaction, backed by high-quality service and expert care.

Transparent and Competitive Pricing

We believe in clear, all-inclusive pricing. Our fees include comprehensive reports with verified analyses. For clients needing multiple tests, we offer discounted rates and flexible location options to meet your needs without compromising on quality.

Comprehensive Testing Services

From infidelity and relationship concerns to theft investigations, employee screening, and business disputes, we cover a wide range of testing services. Our experienced examiners can develop customized testing plans tailored to your specific circumstances.

Multilingual Examiners for Clear Communication

We understand that clear communication is essential. Our team includes examiners fluent in English, Spanish, Polish, Ukrainian, French, and German, ensuring clients feel comfortable and understood throughout the testing process.

Flexible Scheduling with Rapid Results

Time matters, and we’re here to help. We offer flexible scheduling, including last-minute bookings, and deliver results within 24-48 hours. Our efficient process ensures you get the answers you need, when you need them.

Discreet, Professional Services

Privacy is our priority. Whether at our offices or during home visits, our examiners maintain complete discretion. We use unmarked vehicles and professional attire to protect your confidentiality at every step.

Detailed Reports and Expert Analysis

Each test comes with a comprehensive report that includes questions asked, physiological responses recorded, and expert analysis of the results. Our use of advanced computerized systems ensures real-time analysis for maximum accuracy.

Expert Witness Services for Legal Cases

Need expert testimony? Our seasoned examiners are available for court appearances, providing credible polygraph evidence to support your case. With our expertise, you can trust the reliability and accuracy of every result.