Private Investigator Markham
Licensed investigators serving Markham and nearby York Region communities.
For all of your investigative needs, you can rely on Investigation Plus Ltd. as a licensed private investigation company in Markham, we are committed to providing thorough investigative services adapted for individuals and businesses. That’s because we have well-trained professionals who treat every case with courtesy, accuracy and sensitivity. When you need surveillance, background checks, fraud investigation or missing persons, our experienced Private Investigators in Markham get the facts. We recognize the delicate nature of investigating cases and go to great lengths to ensure that professionalism is applied at all stages.
Common local files: child custody investigation and TSCM / bug sweeping. Browse all investigation services.
Our Private Investigation Services include:
- Surveillance and Stalking: Watch What’s Really Going On.
- Background Investigations: Searches, confirmations, and reputations are generally accurate.
- Fraud and Financial Investigations: Uncover fraud/misuse of donor funds.
- Missing Person Investigations: Locate Individuals Quickly and Discreetly.
- Corporate Investigations: Safeguard your corporation with comprehensive inquiries.
Services in Markham
Licensed private investigation services available throughout Markham and nearby communities.
Private Investigator Surveillance
Covert physical surveillance that documents where someone goes, who they meet, and what they do, lawfully and discreetly.
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Infidelity Investigation
Discreet inquiries into suspected infidelity, adultery, or affairs, with evidence prepared for legal and personal decisions.
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Bug Sweeping Services & TSCM
Technical Surveillance Countermeasures to detect hidden cameras, audio bugs, and unauthorized tracking devices.
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Insurance Investigations
Evidence-led support for questionable or high-risk insurance claims, personal, commercial, and casualty.
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Child Custody Investigation
Document parenting-time compliance, home environments, and caregiver conduct for family court.
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Why Investigations Plus
PI+ Ethics
Consistently high ethical standards across every investigation we handle.
PI+ Professionalism
Prompt, clear communication and the investigative attention your case requires.
PI+ Expertise
Specialists from military, legal, forensic, IT, cyber, and psychological backgrounds.
PI+ Values
Clear reporting, practical recommendations, and work scoped to the evidence you need.
Partners in private investigations
What clients say
Our offices & coverage
Head office in Brampton. Site office in Toronto. Serving Toronto, Brampton, Mississauga, Vaughan, Markham, Richmond Hill, the GTA, Ontario, Canada, and internationally when required.
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Brampton, Ontario -- Head Office
10 George St N, Ste 137, Brampton, ON L6X 1R2
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Toronto -- Site Office
1682 Eglinton Ave W Toronto, ON M6E 2H5, Canada







