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


Background Checks
Why do people ask private investigators to perform background checks? What is a background check?
Jun 29, 20231 min read


Whistleblower Services
Whistle-blower, whistleblower, informant, witness... whatever term you prefer, it refers to a person (usually a worker) making a...
Jun 26, 20231 min read


Investigating Employees
In any company, at some point it may be necessary to begin investigating employees, or conducting an investigation into an employee's...
Jun 26, 20231 min read


Surveillance Services, UK
Covert surveillance specialists, we can design and undertake lawful and discreet surveillance to meet your requirements.
Jun 26, 20231 min read


Relieving the Pressure On Police Resources
Private intelligence agencies, such as SIASS the North East's premier commercial technical support unit, are relieving the pressure on UK...
Jun 21, 20233 min read


Private Intelligence - Bridging the Knowledge Gap
SIASS (Private Intelligence Agency) clients all have one thing in common, they need to make informed decisions. It's our business to...
Jun 21, 20231 min read


Tackling Antisocial Behaviour
UK Government, Councils, Police Forces and social landlords are committed to tackling antisocial behaviour incidents. The UK Government document, attached below, defines what is meant by antisocial behaviour and how to report it. https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/14873/1460701.pdf One of the main issues inhibiting the tackling of antisocial behaviour is the need for robust evidence to secure action against those w
Jun 20, 20231 min read


Workplace Theft - Case Study
A recent task SIASS operators conducted on behalf of a client was to address the issues of suspected workplace theft. The client, a large...
Jun 20, 20231 min read


Fraudulent Compensation Claims
Workplace accidents happen. For those genuinely injured in the workplace, compensation should always be made. However, how do companies...
Jun 20, 20231 min read


What Do Private Investigators Do?
People ask what do private investigators do, here's what we do
Jun 19, 20233 min read


Formula 1 Spygate - Sporting Scandal
"It was the sporting scandal that had everything. Vengeance, vindictiveness and ambition. Blackmail, secrecy, and the offence that gave...
Jun 19, 20231 min read


Unethical Private Investigators
the actions of a few unethical private investigators can tarnish the reputation of the entire industry.
Jun 19, 20233 min read


OSINT Training
Open Source Intelligence (OSINT) Training is offered from our Newcastle upon Tyne location. OSINT is the practice of gathering, analysing...
Jun 19, 20232 min read


What Can Private Investigators Do?
Private investigators or a private intelligence agency is an individual or company that can be hired to conduct private investigations.
Jun 19, 20232 min read


Private Investigation Services
There are many reasons people decide to hire a private intelligence agency or private investigator/private investigation services.
Nov 2, 20223 min read


Protecting Your Interests - SIASS Commercial Technical Surveillance Unit
SIASS - the commercial technical surveillance unit, supports organisations and individuals in protecting their business & personal interests
Feb 22, 20221 min read


Antisocial Behavior Operations
SIASS private investigators have unrivaled experienced in investigating antisocial behavior and evidencing the culprits to enable action...
Sep 3, 20211 min read


Undercover Investigations
Undercover investigations and support services are some of the most specialized covert investigation services we provide at SIASS.
Sep 1, 20213 min read


Surveillance Technology
At SIASS, we invest heavily in technology to ensure our clients get the best results in the fastest most discreet way.
Aug 24, 20211 min read


Employee Fraud
Don’t let employee fraud undermine your organisation’s success—reach out to SIASS today to safeguard your organisation.
Aug 20, 20213 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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