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Professional Technical Surveillance & Security Services – UK Wide
Discreet, lawful, and expert surveillance operations, training and equipment — trusted by corporate, government and private clients.


Understanding the Importance of Surveillance Services in Investigations
In today’s fast-paced world, the need for effective surveillance services has become more critical than ever. Surveillance plays a vital...
Aug 26, 20254 min read


The Benefits of Using Professional Technical Surveillance Services in Private and Civil Investigations
When it comes to private and civil investigations, the quality of evidence collected often determines the outcome. Whether you are a business, council, social landlord, private individual, or private investigator, carrying out covert operations successfully depends on more than traditional investigative skills. Increasingly, the difference between success and failure lies in having access to specialist technical surveillance services . That’s where SIASS technical surveillanc
Aug 26, 20252 min read


Hidden Cameras: A Growing Crisis in the UK
Consider these recent examples: A woman discovered a hidden camera inside a rented home — a deeply personal violation of her privacy (...
Jun 24, 20253 min read


Understanding and Preventing Workplace Theft
The Cost of Workplace Theft Theft in the workplace extends beyond simply taking physical goods. It can include misappropriating time,...
Jun 11, 20253 min read


Why Risk Assessments Matter: How SIASS Delivers Safe, Legal and Transparent Covert Surveillance
SIASS conduct full risk assessments before outlining an investigative strategy to a client Why Risk Assessments For Covert Surveillance...
Jun 6, 20253 min read


How SIASS Can Make Council Covert Investigations More Effective
SIASS Helps Organisations Tackle Anti-Social Behaviour and Other Covert Investigations More Effectively In recent years, public...
Jun 6, 20253 min read


Understanding the Importance of Surveillance in Private Investigations
In a world where privacy is constantly challenged, surveillance has become an essential tool in private investigations. The ability to...
May 28, 20254 min read


Think Private Investigation Services Are Too Expensive? Think Again.
Low Cost Private Investigators At SIASS (Specialist Investigative & Surveillance Services) , we understand that one of the biggest...
May 27, 20252 min read


Tackling Fly-Tipping Effectively
Tackling Fly-Tipping Effectively: How SIASS Supports Councils with Professional Investigative Services Fly-tipping remains a persistent...
May 27, 20253 min read


The Eternal Importance of Espionage
Long before the digital age, before James Bond sipped his first martini, and even before trench coats and magnifying glasses became...
May 23, 20254 min read


Protecting Football Professionals
Protecting Football Professionals: How SIASS Investigators and Verrimus Specialists Counter Targeted Burglaries In recent times,...
May 21, 20252 min read


Romance Scams and Private Investigations
Romance Scams: How to Protect Yourself and What to Do If You’ve Been Targeted Online dating has become an increasingly common way to meet...
May 21, 20253 min read


Domestic Abuse Investigations: How a Private Investigator Can Assist
Domestic abuse is a deeply personal and traumatic experience that affects countless individuals across the UK every year. Domestic abuse...
May 19, 20253 min read


Protecting Loved Ones
Protecting Loved Ones: When to Consider a Welfare Check Private Investigation When someone you care about disappears from regular contact, behaves out of character, or gives you reason to worry about their wellbeing, the sense of helplessness can be overwhelming. You may not know whether to wait, call, or act — but your instinct tells you something isn’t right. At SIASS , we understand that protecting those you love is your top priority, and sometimes, a professional welfare
May 19, 20253 min read


DIY Private Investigations - Newcastle
Or Why You Should Leave Private Investigations to the Professionals In our increasingly inter-connected digital world, it can be tempting...
May 19, 20253 min read


Cheating Spouses - Newcastle
Cheating Spouses Newcastle: Seeking the Truth with Care and Compassion When doubts about cheating begin to creep into a relationship, the...
May 19, 20252 min read


SIASS, Covert Investigators? Never Heard of Them
In the world of professional private investigation, visibility is not a virtue. Discretion, on the other hand, is everything. At SIASS, our commitment to confidentiality, subtlety and covert practice defines who we are—and more importantly, how we succeed.
May 16, 20253 min read


Spies, PIs and Prostitutes; Oldest Professions?
Is gathering intelligence the oldest profession?
Are spies and PIs older, as a profession, than prostitutes? Certainly, trading knowledge and information as a job has been around for a long time.
May 16, 20253 min read


A Very British Mystery: The Colourful History of Private Investigators in the UK
From shadowy figures in bowler hats to sharp-suited modern operatives, the British private investigator has had a long and intriguing history. While they may not all look like Sherlock Holmes or whisper dramatic revelations in drawing rooms, real-life investigators have been quietly shaping the course of justice, business, and scandal for well over a century.
Let’s take a closer look at the fascinating tale of the UK’s private detectives—real and fictional.
May 15, 20254 min read


Increased Demand for Private investigation in the UK
Rising Demand for UK Private Investigators Supported by New Ethical Standards The private investigation industry in the UK is...
May 15, 20252 min read
Take a look at our SIASS blog posts below. From information about operations we undertake, to articles about technical surveillance issues, to details about who we are and our approach to private investigations. You will find plenty to interest you.
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