
Private Investigator Birmingham - SPI
Covert Surveillance
TSCM Bug Sweeps
People Tracing
Background Checks


Private Detective Agency
GATHER EVIDENCE
REVEAL TRUTHS
TAKE CONTROL
Confidential Private Investigator Birmingham
SPI offer confidential private investigator Birmingham services with discretion, precision and integrity at the heart of everything we do. We are industry leading private detectives who gather evidence when it matters most. Whether you're seeking clarity with personal matters or in need of strategic support for suspected corporate malpractices, we are committed to uncovering the truth with professionalism, care and dedicated investigative services.
SPI's Private Detective Agency Professional Associations

Private Detective Services
SPI's range of private detective Birmingham services are provided in support of private clients and law firms, specialising in surveillance operations, TSCM bug sweeping, targeted people tracing, fraud related cases and much more. We operate with bespoke investigative resources including advanced technology and proven techniques to gather irrefutable evidence, detect and neutralise hidden surveillance threats and locate private individuals with speed and accuracy.
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Cheating Partner Investigations
Sentry Private Investigators offer covert surveillance operations as a means of gathering irrefutable video evidence when investigating infidelity, or proving allegations of a suspected cheating partner. Our surveillance teams evidence where partners are going, who they are meeting and what they are getting up to.
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Cohabitation Private Investigations
Divorce proceedings may involve cohabitation investigations when ex-partners are suspected of concealing their current living arrangements in order to benefit their divorce settlement figures. SPI evidence hidden assets and shared occupancy setups. We also provide residency tracing and conduct background checks via numerous databases to reveal hidden digital occupancy records.
Corporate Investigator Services
SPI provide tailored corporate investigation services to meet the unique needs of all businesses across Birmingham. From discreet employee surveillance operations and internal fraud investigations, to TSCM bug sweeps and corporate espionage. We support companies by gathering crucial evidence and protecting their assets, financial standings and reputations.

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Absence Investigations
Employee absences are a common reason for businesses to call on our surveillance services. Employees sometimes exaggerate, or completely fabricate their reasons for absence. Whether it's regular days off here and there, or prolonged periods of absence, Sentry Private Investigators conduct surveillance to build a picture, evidence the real reasons for absence and provide final reports on completion.
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Fraudulent Workplace Injuries
Employee investigations often involve fraudulent workplace injury claims.This can be hugely damaging to business reputations and financial standings. Sentry Private Investigators conduct discreet surveillance to build key evidence. We provide detailed reports which counters suspicious claims and fabricated medical records.
Private Detective TSCM Bug Sweeps Birmingham
Sentry Private Investigators in Birmingham deploy technical surveillance countermeasure bug sweep technicians to those with security and privacy concerns. SPI's bug sweeps are conducted with highly sophisticated probes and detectors to locate malicious eavesdropping devices. We sweep with precision to pinpoint recording or tracking devices planted within residential, office and vehicle environments.
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Rapid Deployment TSCM services
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Advanced Bug Detection Equipment
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Office, Residential and Vehicle Bug Sweeping

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Trained TSCM Technicians
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Discreet and Confidential TSCM Services
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Competitive Bug Sweep Rates

Trusted Private Detectives in Birmingham
Trust is pivotal when seeking reliable private investigation services in Birmingham. It's a factor which determines whether a client proceeds with a trustworthy firm. The UK private investigations industry is currently without imposed regulation which creates additional, yet necessary hurdles when building trust. We conduct investigations, but it is essential for clients to conduct their own level of due diligence before hiring any private investigator. Unfortunately, there are many rogue individuals and private investigation companies claiming to be legitimate investigators operating across Birmingham and the West Midlands. SPI are a legitimate private investigations agency with a realistic and up front approach to potential investigation outcomes. Furthermore, we ensure our private investigator Birmingham costs remain competitive and value for money.
SPI's Featured Blog Posts
UK Private Investigators
Although SPI are based in Birmingham, we are not solely committed to the local area. We have strong UK coverage spanning across the wider West Midlands, East Midlands, East of England and London. Visit our specific location pages to find out how our professional detective agency can support you, or your business.
Greater London
West Midlands
East Midlands
East of England
Why Choose SPI?
You've Reached That Pivotal Moment
Uncertainty has a way of clouding everything. When questions remain unanswered, clarity isn’t just helpful, it’s essential. That’s when turning to SPI makes all the difference. With over a decade of experience supporting both private and corporate clients, our private detectives provide the discreet, trustworthy expertise that transforms doubt into confidence, especially when legal action or business outcomes are at stake.
Gathering Evidence, Revealing Truths, Taking Control
Our work goes beyond observations, it’s about delivering the truth when you need it most. For years, SPI has built a reputation across Birmingham and across the West Midlands for reliable, confidential investigations. Whether you’re facing a delicate personal situation, suspecting workplace fraud, or needing evidence for a legal matter, our private investigations are designed to give you clarity, control, and peace of mind.
Discretion and Professionalism, Non Negotiable
No two cases are alike. Every investigation in Birmingham is tailored to your exact needs, never generic, never rushed. We understand the sensitivity of personal matters such as infidelity, cohabitation disputes, or tracing a missing loved one. Likewise, we recognise the risks businesses face, from employee misconduct to false injury claims. In every scenario, our approach is respectful, discreet, and always confidential.
Compliance and Credibility You Can Trust
As an approved provider with the ABI and IPI, we operate to the highest professional and legal standards. Every surveillance operation, trace, or evidence-gathering process we undertake is carried out lawfully and with a legitimate interest which ensures our findings are admissible if required in court. Choosing Sentry Private Investigators in Birmingham means never having to worry about compromised methods or invalid results.
Whatever your circumstances, if you need to hire a private investigator, chances are our investigators have handled a similar case in Birmingham and delivered results.
Clarity Delivered, Discretion Preserved
SPI is built on transparency. That means clear communication, upfront pricing, and expert guidance every step of the way. In a field where trust must be earned, we stand apart by never overselling, never hiding fees, and always protecting your privacy.
When you choose to hire a private investigator at SPI, you’re choosing an experienced, accredited team that combines advanced investigative techniques with professionalism, legal awareness, and compassionate client care. If truth, confidentiality, and results matter to you, then Sentry Private Investigators in Birmingham is your clear choice.

SPI's Professional Investigation Standards
Integrity
Our private detective agency services in Birmingham are conducted with integrity to ensure delivery of professional investigation services.
Ethical
Our dedicated team at SPI operates with robust ethical standards, accountability and complete discretion.
Compliant
Our Birmingham private investigators operate in compliance with UK privacy laws, GDPR and the Data Protection Act 2018.
Quality
Quality, tailored services at competitive prices when hiring a private investigator at SPI.