Securing

Businesses,

Venues, and

Public Spaces

We protect businesses, venues, and communities.

Trusted, SIA-licensed security with over 15 years of proven experience.

  • About us

S1 Security provides professional, SIA-licensed

protection for businesses across South Yorkshire.

With over 15 years of local experience, we deliver manned guarding and venue security you can trust.

  • Services

Specialist Security

Trusted protection for property, people.

Manned Guarding

Reliable, on-site security to protect your premises around the clock.

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Retail Security

Professional protection to reduce theft and ensure a safe shopping environment.

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Office Security

Discreet, dependable security tailored to your workplace needs.

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Door Supervision

SIA-licensed supervisors ensuring safety and order at your venue entrances.

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Event Security

Expert crowd management and protection for smooth, secure events.

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"When you choose S1 Security, you’re not just hiring

a guard, you’re gaining a trusted partner. We take

pride in protecting our clients like they’re our own."


- Name, Director & Owner

15 +

Years of Experience

100 +

Sites Secured Annually

SIA-Licensed

Fully vetted, trained, and certified

24/7 Availability

Round the clock coverage to match your needs

  • Testimonials

Backed by the People We Protect.

See what our clients say about working with a security team they trust

“We’re so happy with our new loft – the quality and attention to detail are second to none.”

Reviewer
Sarah, Horsham Home Owner
4.9/5 ★

“Professional, friendly, and delivered exactly what they promised.”

Reviewer
Tom, Guildford Property Developer
4.8/5 ★

“Professional, friendly, and delivered exactly what they promised.”

Reviewer
Tom, Guildford Property Developer
4.8/5 ★

“Professional, friendly, and delivered exactly what they promised.”

Reviewer
Tom, Guildford Property Developer
4.8/5 ★

“Professional, friendly, and delivered exactly what they promised.”

Reviewer
Tom, Guildford Property Developer
4.8/5 ★

Frequently Asked
Questions.

Everything you need to know before getting

started straight answers from the experts.

Are your security guards SIA licensed?
Yes, all our guards are fully SIA licensed and vetted.
What types of properties do you cover?
We secure offices, retail stores, venues, construction sites, and more.
Do you offer 24/7 security services?
Yes, we provide round-the-clock security tailored to your needs.
Can I hire security for a one-off event?
Absolutely — we specialise in short-term and one-off event security.
How quickly can you deploy staff?
We can deploy trained staff quickly, often within 24 hours.
Is your company insured and compliant?
Yes, we're fully insured and operate in full legal compliance.
How do I request a quote or consultation?
Simply contact us via phone, email, or our website to get started.

Have a question or need a tailored security solution? Our team is ready to help.

+44 (0) 7123 456789

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Securing Businesses, Venues,

and Public Spaces

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