Lie Detector Test Price UK — From £499

"The P300 EEG corporate screening helped us identify employee theft worth £50,000. The 15-minute test was quick, accurate, and professionally handled. Worth every penny of the £499 investment."

"Used P300 EEG testing for a family inheritance dispute. The brain-wave technology provided objective evidence that resolved a 2-year legal battle. Professional service from start to finish."

"The relationship P300 testing gave me the answers I needed about my partner's fidelity. Quick 20-minute test, immediate results, and compassionate support throughout. Highly recommend."

"Pre-employment P300 EEG screening saved our company from a costly hiring mistake. The candidate's CV claims were exposed in 15 minutes. Excellent investment for corporate security."

"We used P300 EEG testing during a complex fraud investigation. The objective brain-wave evidence helped us identify the key suspect and recover significant losses. Incredibly powerful technology."

"The P300 EEG test finally settled a long-standing family dispute over missing valuables. The results were clear and professionally explained, preventing our case from going to court."

"I was extremely anxious before the test, but the team explained every step and made me feel at ease. The P300 results were detailed, easy to understand, and accepted by my solicitor without question."

"We integrated P300 EEG screening into our senior hiring process. It’s now a standard part of our risk management strategy for high-trust roles. Professional, discrete and scientifically robust."

"P300 EEG testing provided crucial support in a sensitive safeguarding case. The team handled everything with care, respect and clinical precision. The report was instrumental in the final decision."

"The process was extremely thorough and the report was very detailed. We had a few scheduling challenges, but the quality of the P300 analysis more than made up for it."

"As a solicitor, I found the P300 EEG evidence clear, well-presented and easy to reference in submissions. The expert was calm, confident and highly knowledgeable under cross-examination."

"We requested urgent P300 testing during an internal investigation. The team mobilised within hours and provided a court-ready report the next day. This level of professionalism is rare."

"We commissioned P300 EEG testing during a senior staff restructure where accusations of financial misconduct had been made. The findings were independent, documented and gave our board the confidence to act decisively."

"The P300 test cleared my name after a colleague made a false allegation that had put my entire career at risk. The written report was professional enough to present to my employer and the matter was dropped immediately."

"I referred a client to Deception Detection as part of a complex civil dispute. The P300 report was well structured, clearly explained and gave my legal team meaningful supporting evidence to work with."

"Our security team had been trying to identify the source of a data leak for three months. One P300 EEG session narrowed the field significantly and our digital forensics team confirmed the findings within a week."

"The P300 session was explained so thoroughly beforehand that I felt completely calm going in. The result cleared me after months of workplace suspicion and I was able to return to my role with my reputation intact."

"We used P300 testing as part of our vetting process for a high-security contract appointment. The methodology was sound, the report was detailed and it gave our client the assurance they required before signing."

"I had been falsely accused of misconduct by a client and my employer had placed me on suspension. The P300 report provided objective evidence that my account of events was accurate and I was reinstated within days."

"The P300 EEG process is unlike anything I had encountered in thirty years of investigations. The objectivity of the brainwave response data removed the personal dynamics that make these cases so difficult to resolve."

"Our charity had suffered internal theft and we needed a discreet resolution that avoided reputational damage. P300 testing identified the source of the problem quickly and the matter was resolved without any public exposure."

"I commissioned P300 testing for a client facing a false accusation in a professional context. The report was thorough, clearly presented and gave the disciplinary panel independent evidence they had not previously had access to."

"A member of our senior management team was suspected of leaking commercially sensitive information to a competitor. The P300 findings confirmed our suspicions and gave us the documented evidence to act on them."

"The examiner took time to explain every stage of the P300 process before we started. That transparency made the whole experience feel credible and the results gave my client something concrete to present to their employer."

"We had an unexplained stock discrepancy running across three locations. P300 EEG testing across six staff members identified where the deceptive responses were concentrated. The thefts stopped within a week."

"I was referred to Deception Detection by my solicitor during a contentious divorce. The P300 report provided documented evidence around specific financial matters that my legal team used very effectively."

"The booking process was straightforward and the team were responsive at every stage. The P300 test itself took less than 30 minutes and the written report arrived the following morning. Exceptional service throughout."

"As a forensic accountant I am familiar with evidence-based investigation. The P300 methodology is rigorous and the report format is professional enough to sit alongside financial documentation in a formal dispute process."

"Our hospitality business had been losing cash from the bar consistently for months. P300 testing across the front-of-house team identified who had specific knowledge of the shortfalls. The problem was resolved the same week."

"I had been under a cloud at work for six months due to an unproven accusation. The P300 result cleared me completely and the written report gave my employer the objective evidence they needed to close the matter formally."

"We used P300 EEG during a complex insurance fraud investigation involving multiple witnesses. The findings gave our team a clear hierarchy of credibility that shaped the entire direction of the case."

"I run a private investigations agency and refer clients regularly. Deception Detection consistently deliver professional reports on time. The P300 methodology adds a layer of credibility that traditional surveillance cannot match."

"The P300 test was explained clearly and the examiner was patient with all my questions beforehand. The result gave my partner and I an objective foundation that counselling alone had not been able to provide."

"We engaged Deception Detection for a sensitive HR matter involving a senior director. The discretion of the team and the quality of the findings gave our board the confidence to make a very difficult decision."

"The P300 EEG report gave our safeguarding team documented evidence to support a referral that verbal accounts alone could not justify. The examiner understood the sensitivity of the case and handled it with complete professionalism."

"I was wrongly identified as the source of a workplace data breach. The P300 test cleared me completely and the report was specific enough that the investigation was redirected to the actual source within days."

"We used P300 testing in a complex business partnership dispute where one party was suspected of concealing assets. The findings gave our legal team a documented starting point that changed the entire negotiation."

"The remote P300 session was seamless. I was based overseas and the team arranged everything efficiently. The quality of the report matched what I would expect from an in-person session. Thoroughly impressed."

"After a prolonged and damaging internal investigation the P300 result gave our organisation the objective evidence we needed to close the matter fairly. The examiner's written findings were precise and professionally presented."

"I had been unable to secure a fair hearing at work due to conflicting accounts. The P300 EEG report gave HR an independent scientific basis to reopen the investigation. My case was reviewed and the decision was overturned."

"Our construction firm had been losing materials from site over several months. P300 testing identified who had specific knowledge of how and when the materials were being taken. The losses stopped immediately."

"The P300 report format was clear enough that a non-technical tribunal panel could follow the conclusions without specialist guidance. That accessibility made it far more useful than I had anticipated when I commissioned it."

"We needed to verify the account of a key witness in a high-value commercial dispute. The P300 findings gave our litigation team independent supporting evidence that strengthened our position significantly going into settlement."

"Our school had a serious conduct allegation between two members of staff. P300 EEG testing gave the governing body independent findings that neither party could challenge. The matter was resolved fairly and confidentially."

"I had been carrying a false accusation for over a year with no way to disprove it. The P300 result gave me documented evidence I could put in front of my employer, my family and anyone else who had doubted me."

"We used P300 EEG as part of a risk assessment for a senior appointment in a regulated environment. The report gave our compliance team documented assurance that due diligence had been conducted at the highest possible level."

"The examiner was methodical, calm and completely objective. There was no pressure at any stage and the written findings matched exactly what had been explained during the session. A genuinely professional service."

"A pharmacist in our group practice had been suspected of falsifying dispensing records. P300 testing confirmed deceptive responses around specific entries. We were able to act with confidence and protect our patients."

"I had been suspended from my teaching role pending an investigation into an allegation I knew to be false. The P300 result gave my union representative documented independent evidence that changed the outcome of the hearing."

"We had an employee suspected of sharing client data with a competitor. The P300 findings were specific to the key questions our legal team needed answered. It gave us everything required to initiate formal proceedings."

"The speed of the service was remarkable. I contacted Deception Detection on a Monday morning with an urgent corporate requirement and the P300 session was completed and reported by Wednesday. Outstanding turnaround."

"The P300 methodology was new to me but the examiner explained the science accessibly and the report was structured in a way that a lay reader could follow. I will use this service again in appropriate cases."

"Our logistics company had a driver suspected of falsifying delivery records and diverting loads. P300 testing confirmed deceptive responses around the specific routes and dates in question. The matter was closed within the week."

"I was referred to Deception Detection by a colleague who had used the service in a corporate context. The P300 test resolved a personal matter that had been affecting me professionally for months. Discreet, fast and definitive."

"The P300 EEG report gave our investigation committee independent scientific findings to consider alongside the documentary evidence we already held. It was the missing piece that allowed us to reach a clear and defensible conclusion."

"I was sceptical about EEG lie detection but the pre-session briefing addressed every concern I had. The test was quick and non-invasive and the report was the most objective piece of evidence I had ever been able to present."

"We used P300 testing as part of a due diligence process before appointing a new financial controller. The findings gave our board a documented assurance that no other element of the recruitment process could provide."

"A former employee had made damaging public accusations about our business. The P300 report documented our side of events clearly and professionally. Our legal team used it as supporting evidence in the defamation proceedings."

"The P300 session was professional from the first contact to the final report. The examiner was calm, thorough and completely neutral. I left feeling that the process had been as fair as anything I could have hoped for."

"Our recruitment firm now offers P300 EEG as an optional step for senior executive placements in regulated industries. Candidates who complete it give clients a level of assurance that references and interviews simply cannot match."

"The science behind P300 EEG was explained in a way I could actually understand. The results helped restore trust in our relationship and gave us a factual baseline to move forward from."

"We used P300 EEG testing to verify key witnesses in a sensitive insurance case. The clarity of the findings gave us the confidence to challenge a fraudulent claim worth six figures."

"The P300 EEG test confirmed I was telling the truth after months of suspicion at work. That report changed everything – my employer apologised and reinstated my position fully."

"As a psychologist, I was impressed by the rigour of the P300 protocol. The integration of neuroscience and careful questioning makes this a powerful tool when used ethically."

"The report layout, graphs and explanations were incredibly clear. Even our senior leadership team, with no scientific background, could see how the conclusions were reached."

"I travelled from Ireland specifically for this P300 EEG test. The team were punctual, discreet and highly professional. The results brought closure to a very difficult chapter in my life."

"We used P300 EEG as an extra layer of assurance during a merger. It helped confirm the integrity of several key executives from the acquired company. A valuable risk reduction step."

"The child-focused P300 protocol was handled with exceptional care. The team were gentle, patient and clearly experienced with vulnerable clients. The outcome guided our safeguarding decision."

"I appreciated the honesty from the start – no false promises, just clear explanation of what P300 can and cannot do. The final report matched everything they said upfront."

"The P300 EEG results were a turning point in our mediation. Having objective data on the table completely changed the tone of the discussions and helped us reach a settlement."

"I was sceptical at first, but the level of detail in the consultation and the transparency in the methodology won me over. The P300 findings aligned perfectly with other evidence we had."

"From booking to final report, everything was handled with absolute discretion. The P300 EEG test allowed me to clear my name and move on with confidence. I’m genuinely grateful for the service."

"Personal safety P300 testing helped build my case against a stalker. The court-admissible evidence from the brain-wave analysis was crucial for my restraining order. Professional and supportive team."

"Same-day P300 EEG service for a critical business fraud investigation. Results within hours helped us take immediate action. The £599 emergency service was worth every penny."