Colin's Investigation Services was a private investigation practice led by Colin van Bellen, a former Detective Sergeant with West Yorkshire Police who served for 31 years — most of them in Huddersfield, where he was described as one of the finest detectives the town ever produced.

Colin built his reputation on painstaking, methodical casework. In 1981 he was awarded the Dennis Hoban Trophy, West Yorkshire's top detective honour, for his role in solving the notorious Boarded Barn murders. Over the course of his career he earned numerous commendations and the deep respect of colleagues and community alike, known as much for his quiet approachability as for his extensive knowledge of the criminal fraternity.

After retiring from the force, Colin continued to put his skills to work in private practice. He carried out investigation work for insurance companies and, drawing on a lifetime of experience, helped colleagues pursue cases that mattered to them — including supporting his friend and former fellow detective Steve Lawson in the long campaign to clear the name of Alfred Moore, a Huddersfield farmer hanged in 1952 in what many believed was a miscarriage of justice.

Colin brought that same thoroughness, discretion, and local knowledge to every case he took on.

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How we can help

  • Insurance Claim Investigations

    Insurance Claim Investigations

    We investigate insurance claims on behalf of insurers and loss adjusters, gathering the factual evidence needed to valid...

  • Background Checks & Due Diligence

    Background Checks & Due Diligence

    We carry out thorough background checks and due diligence enquiries for businesses and individuals, verifying identities...

  • Surveillance & Evidence Gathering

    Surveillance & Evidence Gathering

    From(matters requiring) covert observation to factual evidence gathering, we provide surveillance services that stand up...

  • Process Serving & Legal Document Delivery

    Process Serving & Legal Document Delivery

    We serve legal documents promptly and in accordance with all procedural requirements, including the filing of affidavits...

  • Fifteen Seconds To Go — by Steve Lawson

    Fifteen Seconds To Go — by Steve Lawson

    Colin was proud to support his friend and former colleague Steve Lawson in his long-running research to help clear the n...

  • Office Closure

    Office Closure

    During the summer holidays, our offices will be closed from 1 July 2026 to 31 July 2026. Our customer support team will ...

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Common Questions

Our base is in Rojales but we also serve a wider area including

We provide comprehensive investigative services for both private individuals and corporate clients.

This includes matrimonial and infidelity investigations, background checks, corporate fraud detection, missing persons tracing, and asset location.

Every case is tailored to your specific objectives.

Yes, absolute discretion and confidentiality are our highest priorities.

From your initial consultation to the final report, your identity and case details are securely protected.

We never share information with third parties without your explicit written consent.

Yes, all our investigations are conducted strictly within the bounds of local and national laws.

Our investigators are fully trained to gather evidence legally and ethically.

We provide professionally compiled reports, photographic evidence, and video footage that are admissible in legal proceedings.

Costs vary based on case complexity, required resources, and operational hours.

We offer both fixed-fee packages for structured services (like background checks) and hourly rates for complex surveillance.

We provide a clear, transparent cost estimate during your initial consultation before any work begins.

You will receive a detailed, comprehensive written report outlining our findings chronologically.

This report is backed by high-quality visual evidence, including time-stamped photographs and video logs where applicable.

All evidence is delivered securely through an encrypted channel.

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Get in touch

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