Private Investigator Toronto - Most Trusted and Reviewed Agencies

An Association of the Best Private Investigators across Ontario

Investigation Hotline

is a referral service that makes referrals to a network of skilled private investigators who are available to assist you. If you need investigative services please give us a call and we will refer you to an investigator who meets your needs. Please note that Investigation Hotline and its employees are not offering or performing investigation services at this time. References to ‘private investigators’ on this website are references to the investigators and agencies that Investigation Hotline represents and refers to.” 

Over 200 Reviews and We Want Yours Too

Investigation Hotline proudly represents an association of Ontario's Best Private Investigator Agencies

Our Reputation & Reviews Speak for Themselves

Why We’re The Only Toronto
Private Investigators You Need

Uncover the truth and get the answers you want with Investigation Hotline. As the most trusted private investigators in Toronto, we have helped individuals and businesses throughout the GTA with top-tier private investigator services. We’re true partners that have your best interests at heart, and will always handle your case with discretion while adhering to a strict code of privacy and confidentiality. You’ll receive a comprehensive investigation that will end with you receiving relevant, helpful facts that can be used in a court of law. Whether your interest is for personal, corporate or domestic reasons, you can expect the utmost level of trust, legality and professionalism from our leading team of private investigators in Toronto, Ontario and throughout the globe.

Investigation Hotline’s trusted partner agencies include: Divorce Angels, O.B.N. Security, Spy Depot Security Inc., Providence Investigations, Ltd, Investigation Plus, Precision Institute of Protective Measures, and G.P. Ospreay & Associates. 

Please continue reading to see how we became the best as well as full bios of each of our partner agencies. 

"My expectations have been surpassed both times"

Speak to our experts now. As the #1 PI firm in Ontario, our experience of over 30 years allows us to determine within seconds what your specific case involves and how we can help you find the real truth.

    Let’s work together to help you get peace of mind

    workplace investigators

    Our Commitment to Confidentiality as Licenced Private Investigators

    At Investigation Hotline, we understand the importance that comes with handling sensitive matters and information. Confidentiality, privacy and discretion are key values that we hold dear in our agency, and under no circumstances will we never breach your trust. We are committed to ensuring that any information we collect while investigating your claim – before, during and after it – remains private. We have strict protocols that we follow religiously, guaranteeing that you never have to worry about your case being mishandled. Our success as private investigators in Toronto is built on a foundation of trust, honesty and integrity, and our commitment to confidentiality represents our dedication to our clients.  

    Our Intelligent Process as Private Investigators in Toronto

    To ensure that we provide the results that our clients want, we will apply our proven investigation methodology to your unique case. From the beginning, we take the time to understand your objectives, providing timely and cost-effective solutions. Combining both modern-day technology and techniques, with the sound judgement of experience and street smarts, we are able to manage all types of private investigations with absolute discretion and confidentiality while remaining compliant with all applicable laws.  


    Our private investigators will define and assess your concerns, before setting up processes and developing workable plans based on your case.


    We will examine all existing information, identifying key issues and supporting evidence. From here, we will seek our missing information while identifying and interviewing key individuals.


    We will assimilate and assess all key evidence while creating a network and profile model. Then, we will discuss the case strategy with you.


    You will receive a detailed report with all the evidence. It also includes our interpretation of findings, their implications and any underlying assumptions.


    Our private investigators can help evaluate all alternative evidence, developing and preparing expert evidence to assist in council. We can also assist with negotiation and settlement.

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    Just 2 minutes of your time is all we need to move forward.
    Partner Agencies
    We are the best because we are a team
    Divorce Angels

    The Divorce Angels are your one-stop-shop for all counseling related to divorce.

    We will help you every step of the way… even if you just need to pour out some feelings, give us a call today.

    For everything from applicable laws, financial advice, and what hapens with the custody of your children and/or pets, you can find a wealth of resources on our blog or engage in a FREE live chat session with us for more specific questions… Nothing satsifes us more than helping people get their divorce done and move on with their lives.

    The Investigation Hotline has worked with us for years to get to the bottom of the truth. We are thrilled to work together and make sure that your you get what you deserve, because the Investigation Hotline misses no detail… and complete transparency is what will make sure that your soon-to-be ex-spouse is not more prepared than you are. Contact us today! 

    OBN Security

    OBN Security is your #1 solution for any security and investigative issue. On call as the leading expert for intelligence gathering by many international law enforcement agencies, OBN Security President and CEO Felix Valdez handles every case personally while overseeing our comprehensive team of renowned intelligence personnel across the globe. We stop at nothing when it comes to risk management, thwarting wrong-doers and always staying ten steps ahead of deceit, misconduct, fraudulence, and theft. If your troubles have not been solved by anyone else, it is probably because there was a compromise taken somewhere… Maybe your covert operations were exposed? Count on us as your undercover specialists to keep your confidential information truly “top secret.” Perhaps your surveillance team has failed to notice something important? Look no further than OBN Security for the vigilance that will keep you on top of the craftiest attempts to breach your perimeters, no matter what. Is it a problem with the integrity of your uniformed security? Rest assured that OBN Security personnel will set the bar higher than everyone else. Or is it a lack of adequate technology that has left holes in your security? Trust us, we are constantly redefining the state of the art in the high-tech spy equipment industry. Contact us today to see how we set the standard.

    Spy Depot Security Inc.

    Spy Depot Security roudly provides all of your spy tech under one roof and excels in top-quality installations. Our goal is to give you peace of mind, so you can happily choose to purchase directly from our online store… but what we really suggest is that you come visit our showroom for personalized assistance as we patiently walk you through each of our display units so that you have no doubt about how we can implement your solution. We have the best of the gadgets you need, including:

    • Cameras for business and the home
    • GPS trackers for vehicles, elders, luggage, tech, pets, children’s belongings… You name it!
    • Bug Detectors
    • Audio surveillance
    Investigations Plus Ltd

    Investigations Plus also partners with the Investigation Hotline as an expert in private investigation. Whats sets us apart is our renowned service of Counter-Surveilllance and we want you to know that you may be a victim of criminal surveillance without even knowing it… If you have any suspicions that someone might be watching you without your permission, contact us today. You have no idea how much damage can be done by unlwaful intelligence against you or your organization. 

    Precision Institute of Protective Measures

    Precision Institute of Protective Measures is an additional private investigation agency as part of Investigation Hotline’s select group of elite experts in our field. Precision Institute rounds out the full gamut of specialty security services including Close Protection, Cyber Security, K-9 Services, and International Secure Travel. Where we really shine, however, is by providing a one-of-a-kind Mentorship service that not only gets you to the bottom of the truth in your private investigations but will also coach you in emotional intelligence that will make you feel safe both mentally and physically.

    G.P. Ospreay & Associates

    The Investigation Hotline would not be complete without G.P. Ospreay & Associates, the forensic document examiners team led by the acclaimed Graham Ospreay. Thanks to Graham, we can unequivocally compare and identify handwriting, hand printing and signatures; assess and identify anonymous writing; assess risk and threats regarding communication; examine altered documents and ambiguous, obliterated or deleted entries; identify mechanical stamps, impressions and seals; secure your documents; identify, research and interpret historical documents including archaeological findings; decipher encripted writings including tags and markings related to graffiti: authenticate and identifty antiques and fine art; investigate crimes related to theft of fine art; investigate and identify infringements of trademark, intellectual property and copyright; identify counterfeits of documents and product; and investigate crimes related to fraud and identity theft.

    FYI: Private Investigator Resources

    Why Hire a Private Investigator?

    There are multiple reasons why you should hire a professional private investigator. It can be anything from suspecting infidelity and assisting with divorce to corporate affairs. As your leading personal and workplace investigators, we can help you with a range of cases, both simple and complex.  Read More

    Why Hire a Private Investigator?

    While at Investigations Hotline we approach our clients with honesty and transparency, not all private investigators follow our same values. Many are scamming the public, creating fake businesses with fake Google reviews, images and addresses. Therefore, it’s important that you know what to look for when it comes to hiring a true, honest expert – like Investigations Hotline.  Read More

    The Cost of a “Cheap” Private Investigator

    It can be difficult to gauge the cost of a private investigator because no case is the same. Very few cases are “typical”, therefore, making the cost of investigations wildly different. To ensure you’re getting the best deal, make sure you do your due diligence and research, and look into client reviews. Read More

    Signs Your Spouse May Be Cheating

    When it comes to your partner or spouse cheating, there really aren’t any definitive clues. There are, though, a few distinct signs that can prove that something is up, including them dressing better, name dropping and even hurtful remarks. While these are fairly “classic” signs, we witnessed the complete opposite while conducting cheating spouse investigations. Read More

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    Hacking Via WhatsApp and Other Online Applications and Programs

    Crooks and hackers are becoming increasingly sophisticated and are learning new ways to swindle their victims. As they get smarter, technology users need to get smarter as well. WhatsApp has become one of the most popular messaging apps used around the world, primarily because it offers free messaging without a character count and automatically connects…

    Will They Cheat Again?

    So the worst has happened. Your partner or spouse has cheated on you. Perhaps once, perhaps several times. But relationships are complex and many couples decide to work on moving past it after one of them has cheated to try and restore their connection with one another. In many cases this starts couples down a…

    Private Investigators: Myth vs. Fact

    When many people hear the words “Private Investigator”, they often picture an older gentleman in a hat and sunglasses sitting in his car with a camera and pair of binoculars spying on their neighbor. Private investigators in movies and on television are often portrayed as mean spirited, one-trick ponies that will take all of your…

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    We are specialists serving all of Ontario and beyond... including international investigations