OHEAP Fire and Security services

0330 999 8786

Free quotes from NSI Gold accredited local engineers

Commercial Intruder Alarm Installation

Secure your shop, office, warehouse or commercial site with professionally installed intruder alarm systems from OHEAP Fire & Security. Our NSI Gold engineers design and install insurance-approved systems with rapid response times and full monitoring options.

Need a system for your home? View our Home Intruder Alarms.

Building protected by OHEAP intruder alarm system

NSI Gold Accredited Installation

Designed to meet insurer requirements

Options for 24/7 monitoring & keyholding

Tailored systems for businesses of all sizes

Trusted Commercial Alarm Installers

OHEAP Fire & Security are a UK-based company trusted by thousands of businesses nationwide. Our intruder alarm specialists design, install and maintain professional intruder alarm systems tailored to commercial premises.

Whether you’re securing an office, warehouse, retail unit or industrial site, we’ll help you find the right protection to meet your business and insurance requirements.

Ariel shot of a city centre with commercial buildings

Building Safety and Fire Compliance

We are a part of the NHS Shared Business Services Framework Agreement

NHS Framework agreement logo

Pre-approved & specially selected by the NHS

Avoid the need to produce long, time-consuming tender documents

The NHS Framework listing confirms recognised quality standards

Why We Are Trusted Nationwide

With decades of experience protecting UK businesses, we understand commercial risk and what insurers expect from a security installation. Our systems are built for reliability and long-term performance.

OHEAP Fire & Security Engineers Van

Over 30 Years of Expertise

With decades of experience protecting UK businesses, our engineers understand the security challenges faced by offices, warehouses and retail premises.
You’ll get professional installation, reliable support and proven systems built around your site.

OHEAP Engineer Installing CCTV Camera

NSI Gold Accredited

As an NSI Gold-accredited company, we meet the highest standards of quality and compliance. Every system is approved by insurers and installed to ensure lasting reliability.

Family relaxing in living room

Complete Peace of Mind

From your first site survey to ongoing maintenance, we deliver dependable protection backed by a full UK warranty. Our monitored systems ensure your property stays protected around the clock.

Designed For Commercial Compliance & Security

Commercial intruder alarm installations often need to meet more stringent standards than domestic setups.

We design systems that match your risk profile, whether that means expanded coverage, integration with CCTV or access control, or 24/7 monitoring services.

This helps with:

Peace of mind when your business is unoccupied

Insurance requirements

Dedication to employee and asset protection

Intruder Alarms
Are your systems monitored 24/7?

Yes, we offer a full, 24/7 alarm monitoring and keyholding solution.

Can you upgrade my existing alarm?

Yes, we can take over and modernise most existing wired or wireless systems.

Do you offer maintenance contracts?

Yes, OHEAP provides flexible service and maintenance plans to keep your alarm compliant and reliable.

Do you also install home intruder alarm systems?

Yes. Alongside our commercial installations, we also design and fit reliable domestic intruder alarms for houses, flats and rental properties.

What Our Clients Say

North West Anglia NHS Trust

“The quality of service from OHEAP Fire & Security is outstanding. Your engineers are highly skilled, professional, and consistently deliver work to the highest standards. The attention to detail and thoroughness of your team gives us complete confidence in our fire and security systems.”

Casepak

“A very punctual and professional service. The quality of service we receive from OHEAP is always top tier and we nothing is too big of an ask.”

DAHER Aerospace

“OHEAP go above and beyond for any of our requirements, particularly our long-standing relationship with local area managers, who are always extremely responsive and knowledgeable.”