Our Services
Delivering Expertise You Can Trust
At Grannum’s Polygraph & Investigation Services Ltd, we offer a full range of professional investigative services to meet your needs. Our certified team ensures accurate, reliable, and discreet investigative support, whether you are seeking truth, clarity, or security solutions.
Polygraph Testing
At Grannum’s Polygraph & Investigation Services Ltd, we provide professional polygraph examinations designed to support issue clarification and credibility assessment across a wide range of matters.
Our examinations are conducted using computerized systems and state-of-the-art software, following recognized professional standards and validated testing protocols. We are committed to delivering a process that is professional, structured, and confidential.
We also offer consulting support related to polygraph matters and admissibility considerations, helping clients better understand how examinations may be used in legal and investigative contexts.
Polygraph testing may be used for:
- specific incident investigations
- credibility assessment
- legal support matters
- employment-related concerns
- security-related screening
Our goal is to provide clients with reliable insight and professionally administered examinations that support informed decision-making.
Private Investigations
There are many situations in which hiring a private investigator is the right step. At Grannum’s Polygraph & Investigation Services Ltd, we conduct discreet, professional, and evidence-based investigations for both individuals and organizations.
Our investigators have the training, experience, and equipment required to observe, document, and report findings accurately and professionally. Whether the matter involves personal concerns or business-related issues, every case is handled with care, confidentiality, and attention to detail.
Private investigation services may assist with matters such as:
- insurance-related inquiries
- child custody concerns
- company theft
- suspected infidelity
- general surveillance and evidence gathering
Our investigative approach is thorough and professional, with the understanding that findings may need to stand up to legal review or court testimony.
Why Choose Us
At Grannum’s Polygraph & Investigation Services Ltd, we understand that every case requires precision, confidentiality, and professionalism. We deliver reliable results while upholding the highest ethical standards.
- Certified Examiners
- Proven Accuracy & Reliability
- Fast & Professional Reporting
- Strict Confidentiality Guaranteed
Need answers you can trust?
Security Consulting
We provide security consulting services focused on identifying risks, strengthening systems, and helping clients improve their overall security posture.
Our consulting services may include physical security assessments, risk management strategies, and IT-related security reviews. We work closely with each client to understand their environment and develop practical, customized security recommendations based on their specific needs.
We serve a range of clients, from private residences to corporate and commercial organizations, delivering solutions that are structured, strategic, and relevant.
Our security consulting services may include:
- risk assessment
- physical security review
- security planning
- systems and network vulnerability awareness
- tailored security recommendations
Surveillance
We’re surveillance professionals serving the Kingston Metropolitan Area. We have experience conducting discreet observations in a wide range of challenging environments and circumstances.
Our investigators use modern surveillance equipment, strategic field methods, and adaptive techniques to gather the documentation and information required for each assignment. Professionalism and discretion remain central to every surveillance operation we undertake.
Where required, our investigators are available to provide supporting testimony regarding the facts and findings of their work.
At the conclusion of each investigation, clients receive a comprehensive written report outlining the findings. Our rates are structured to be practical and can be customized based on the needs and scope of the assignment.