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Trusted Detective Agency in Ireland

GAMSI Detective is a trusted private detective agency in Ireland, backed by years of experience in the investigation industry. Our well-established network of experienced investigators operates across the country to provide confidential and reliable investigative solutions.

We Respect Your Confidentiality & Privacy!

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Private detective agency in Ireland

Trusted Private Detective Agency in Ireland

Top Private Personal Background Check  Surveillance Pre Marriage Corporate Private Detective & Investigation Agency in Ireland

Discreet & Professional Private Detective Services

If Doubts are making you feel stress, Our private investigators are Here to Help You know the Truth!

In a country like Ireland, where personal and business matters can sometimes overlap, having clear and verified information becomes essential when dealing with sensitive situations. Our trusted private investigators offer confidential and carefully managed investigation services for individuals, companies, and legal professionals seeking trustworthy and factual insights.

It’s your right to know the truth, backed by accurate information and reliable evidence.

That’s where GAMSI Detective Agency makes a difference. With years of investigation experience and a professional team of trained male and female investigators, every case is conducted with discretion, confidentiality, and a well-organized investigative strategy.

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Our professional investigation services in Ireland

Selecting a private detective agency in Ireland means partnering with professionals who value confidentiality and accountability. People seek investigative services when they need reliable answers, transparent communication and well documented evidence. Our team approaches every investigation with a systematic and ethical process, ensuring clarity while maintaining complete confidentiality.

Matrimonial Detective Agency in Ireland

1. Pre Matrimonial Investigation Services

Trust is the foundation of any relationship and having clear information before commitment is essential. Our pre-marital background verification and partner screening services in Ireland are designed to help individuals and families obtain reliable information before making any decisions.

We will verify:

  • Criminal records (if any).
  • Family background and general reputation assessment.
  • Previous associations and love affairs (If Any).
  • Job, salary, office, and Designation.
  • Bad Habits like smoking, alcoholic, abuser, or gambler.

“Knowing the truth before marriage can help prevent lifetime of regret later”

2. Post-Marriage Investigation Services

Unexpected changes in a partner’s behavior, including staying out late, hiding phone conversations, emotional withdrawal, or unusual financial activity, can raise serious concerns. In such circumstances, people seek for clear evidence and dependable information to gain clarity about the situation.

As a trusted private investigation agency, we provide confidential post-marital investigation services that help you understand sensitive situations with clarity and legit information.

Our detectives handle every matrimonial investigation with strict confidentiality and careful planning. We understand that personal situations require empathy and respect, so each investigation is conducted with professionalism and discretion while ensuring the client’s privacy is fully protected.

  • Monitoring unusual or inconsistent behaviour patterns.
  • Investigation of potential extramarital involvement.
  • Verification of financial secrecy or hidden transactions.
  • Professional surveillance services (where appropriate and responsibly conducted).
  • Discreet background checks on unknown associations.

Our goal is not to create conflict, but to provide you clarity. With accurate information, you can make decisions with confidence and peace of mind.

If you are looking for a trusted private detective for matrimonial or post-marital concerns, our team is ready to assist you through a private and confidential consultation.

You’ll be shown real-time evidences (videos/pics) to make an informed decision at the end.

3. Physical Surveillance Services

Our private investigators in Ireland manage surveillance operations with a high level of confidentiality and structured planning. Every case is handled responsibly to ensure ethical investigation practices while gathering reliable information in a lawful manner.

 We silently observe the targeted person to gather all the evidences.

  • Day & night movement tracking.
  • Photos, videos, vehicle numbers.
  • Whom they meet where they go.

All this is done discreetly and ethically by our experienced professional investigators in Ireland.

Relationship & Loyalty Test Investigation Service

When doubt begins to replace trust, finding clear answers becomes essential. If you think your partner may be hiding something, our loyalty and relationship investigation services provide careful and confidential support to help you uncover the truth.

  • Recognize flirting, cheating, or lying to you.
  • Know if your spouse if he/she is loyal to you or not?
  • Collect emotional and visual evidence.

“Accepting the truth is not always easy, but continuing in doubt can cause far greater pain.”

5. Cyber Crime & Digital Fraud Investigation

In the modern digital age, risks and threats can appear directly on your laptop or smartphone without any warning.

We handle:

  • Email or social media hacking.
  • Cyberstalking or fake profiles.
  • Online harassment, blackmail, or intimidation.
  • Identity theft or financial fraud.

We’ll combine modern technology with our investigation techniques to identify and track cyber criminals.

7. Background Verification Service.

As a professional private investigation agency, we conduct detailed background verification for individuals, corporate clients and legal professionals. The process may involve checking employment history, reviewing financial information, assessing reputation and evaluating important associations. Each investigation is managed with professionalism and strict confidentiality.

Our vast network of investigators across Ireland and legal tools help us find proofs.


Why people trust us as the most reliable detective agency in Ireland

  • 100% Confidentiality Guaranteed

For us your privacy is our top priority, your identity and case information will stay only with us. Never to be disclosed to anyone under any circumstances.

  • Evidence-Based Reporting

You’ll get a complete report of investigation with accompanying videos, images, and timeline report to guide your decision-making.

  • Fast Turnaround Time

Typically it’ll take us 2 to 7 days for the average personal investigation process. You will be informed at every stage.

Affordable Private Detective Charges

Investigation Service Package rates begin at just €50, No hidden charges.

  • Experienced Team of Private investigators in Ireland

– Our investigation team in Ireland includes experienced private detectives, former law enforcement professionals, and cybersecurity experts. With a team of both male and female investigators, we are equipped to handle different types of investigations with care and professionalism.

  • Emotional Support

– We understand in how much pain and stress you are going through. We respectfully listen to you without any judgement.

Licensed Investigators – Lawful Evidence, Real Results.

Each case is handled with proper planning and attention to detail by our investigators in Ireland. We follow ethical investigation practices, safeguard confidential information, and ensure transparent communication with clients during the entire investigation process.

We prioritize transparency from the very beginning. Before starting any investigation process, we clearly mention what can realistically and responsibly be undertaken within professional and legal boundaries, to ensure there are no misunderstandings later. You will have a clear vision of how the investigation will conducted, what type of documents or findings may be gathered and how that information can be used. This is particularly important for NRIs and international clients managing matters in Ireland from outside the nation.

The Importance of Professional Investigation Standards in Ireland.

Working with an unlicensed agency in Ireland can cause you more harm than good. Unethically obtained evidences  may not be legally admissible and could expose you to additional risks. For this reason, selecting a licensed private detective agency in Ireland is not just a formality but a necessary safeguard.

When you choose our services, you partner with professional investigators who operate in accordance with Irish laws , protect client privacy, and provide accurate and properly documented results. Whether your case involves personal concerns, business matters, or potential legal issues, you can move forward with confidence knowing your case is handled carefully and professionally.

How we Helped a Client in Ireland.

At GAMSI Detective Agency, our work is more than just completing a task. Each case represents someone’s trust, emotions and future. Clients come to us during their uncertain times, with unanswered questions, carrying doubts and concerns that affect important life decisions. We take it as a responsibility and a privilege to help them with clarity, truth and peace of mind through our structured and professional investigation services.

Below is a story of one of our clients in Ireland whose situation changed after seeking our investigative support.


Sarah approached our investigation team after noticing sudden changes in her husband’s behavior. He had started coming home late frequently and became increasingly secretive about his phone and daily schedule. Over time, these changes created serious doubts and emotional stress.

Our investigators conducted discreet surveillance over several days while carefully documenting movements and interactions. The investigation revealed that her husband had been meeting another woman regularly after work hours.

All findings were compiled into a confidential report and shared with the client, allowing her to understand the situation clearly and make informed personal decisions.

– Sarah (Dublin, Ireland)

Please Note: The testimonial we shared above has been mentioned with the client’s official consent. At GAMSI Detective agency, we strictly respect and protect the privacy of our every client. Your trust and privacy are our top priority.


Some Cities where our private detectives operates in Ireland

Our Local Private Investigators Are Active In:

  • Dublin
  • Cork
  • Limerick
  • Galway
  • Waterford
  • Drogheda
  • Dundalk
  • Swords
  • Bray
  • Navan
Contact the Best Private Detective company in Ireland!
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Ireland's Leading Private Investigation Company

Our Detective Services

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Why Choose Us?

Most affordable Detectives in Ireland.

Your trusted and certified detective and investigation partner agency. Contact us Now!

Experienced Detectives
17+ Years of Experience

With years of experience, Founders leads Gamsi Detectives with heart, heritage, and a passion for justice.

Succecfully Solved Investigations
Successfully Solved Cases

Our dedicated team of private detectives has successfully solved thousands of cases, earning us the trust of countless individuals and businesses. That’s why we stands proud as Ireland’s most trusted and authentic detective agency.

Team of Experienced Detective Agents
Team of Experienced Detectives

With a team of highly experienced detective agents, we’ve earned a 92% success rate in matrimonial investigations—because your peace of mind matters.

Confidentiality
Confidentiality

We deeply respect your privacy. Every detail you share stays 100% confidential, always safe, never shared. 

Transparency
Transparency

As a professional and top private detective agency in Ireland, we believe in complete transparency, sharing every proof with our clients. Because your peace of mind is our ultimate goal.

Prompt Results
Prompt Results

Cases are handled quickly & we are available 24/7 to assist. You will be receiving ongoing private investigation information and guidance every time. 

What services Gamsi Detective agency in Ireland offer?

GAMSI detective agency in Ireland can be helpful for matrimonial verification, background check, loyalty test, pre-wedding background verification, after wedding investigation, physical tracking, employee verification, company fraud case, missing person trace, and taking evidence for legal matters.

Time depends upon the investigation type. Certain cases could take days, while those that involve rigorous tracking verification could take weeks. It all depends upon the case. Kindly Connect with us via call or WhatsApp to get more accurate information.

Yes! This is called a pre-matrimonial investigation or before marriage background check and is very common in Ireland. It helps verify details about a person’s background, habits, job, family and also criminal records (if any) before taking big life decisions. Connect with us for more get free consultation.

Private detectives can provide documents, findings and reports. However, admissibility in court depends on how the information was gathered and the legal requirements of the province.

Look for agencies with good reviews, verified experience, licensed professionals, and a strong track record of handling cases similar to yours. GAMSI Detectives is the best, trusted and award winning detective agency in Ireland.

It’s recommended to meet once to discuss the case in detail, but many agencies also allow secure communication through phone, email, or encrypted apps.

Surveillance is legal in the Ireland when conducted in public places and within legal boundaries. Investigators cannot trespass, invade private property, or violate reasonable expectations of privacy. We ensure all surveillance activities comply with applicable state laws.

The cost of hiring a private detective in Ireland generally ranges between €600 – €1800+, depending on the type of case, complexity, and duration of the investigation. Simple background checks may cost less, while corporate fraud investigations or extended surveillance assignments can require higher fees. At GAMSI Detectives, we offer professional and cost-effective investigation services in Ireland, ensuring discretion, reliability, and structured reporting in every case.

Absolutely! A professional detective agency like GAMSI Detectives in Ireland ensures complete secrecy of your identity and case details, so you can trust them fully.

Absolutely. NRIs and overseas clients can legally hire a detective agency in the Ireland. The investigation is conducted within Ireland jurisdiction and laws, while clients receive regular updates remotely through secure communication channels.

Surveillance is permitted when conducted responsibly and within legal boundaries. Investigators must comply with state laws regarding privacy and monitoring.

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