IT Support

Comprehensive IT Support in Cardiff

From 24/7 remote monitoring to on-site problem solving, NetSec delivers rock-solid IT support tailored for local businesses of every size.

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Trusted by leading companies nationwide

What’s included

Total IT support coverage that keeps your business moving

From everyday issues to long-term oversight, we cover every part of your IT environment with 24/7 support, active monitoring, and a true end-to-end service.

Always-on support

We provide around-the-clock technical assistance — remote or on-site — ensuring your business never hits a standstill.

Proactive device monitoring

Real-time monitoring, regular audits, and automated alerts keep your systems running smoothly with minimal downtime.

More than just support

From consulting to procurement, our IT support service is integrated into a fully managed IT ecosystem. We cover it all.

Trusted by leaders

Supporting the most ambitious companies in Cardiff

Our comprehensive IT Support services give ambitious businesses in Cardiff the confidence to grow rapidly and securely.

Working with NetSec was a pleasure, Myles and the team have a deep understanding of IT and Information Security and onboarded us seamlessly. The ongoing service has been equally excellent.

Richard Theodossiades

CEO of Zero® Fintech

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Tailored for local businesses

Complete IT Support for growing teams and local businesses

We take care of keeping your tech infrastructure in great health, leaving you free to scale and grow without the IT headaches.

Around-the-clock support

With 24/7 coverage and deep expertise across your entire tech stack, we give local businesses like yours the confidence to focus on growth without worrying about IT. From first setup to future scale, we’re here to make sure your systems just work.

Tailored for local businesses

Whether you're a small team looking for a reliable partner or a larger organisation needing expert support to reinforce your internal IT department, NetSec scales with you.

We either work as an extension of your team, or take care of everything, delivering always-on support, proactive monitoring, and strategic guidance.

Fully managed service

Our fully managed IT services cover all the tech needs of growing businesses, supporting growth at every step.

Backed by real results

Trusted IT Support that delivers measurable results

With a 100% issue resolution rate and 99%+ SLA adherence in the past 12 months, Cardiff businesses count on us to keep their IT running smoothly.

100%

of issues resolved

Every support ticket we've received in the last 12 months has been resolved.

500+

tickets closed in the last year

Over the last 12 months we've helped our customers deal with hundreds of issues.

99%+

SLA met

In the last 12 months, we've met our obligations with frightening efficiency.

Myles and the team have been excellent with us from the get go - regularly checking in to ensure all systems are running smoothly, if we do have issues they are resolved within 24 hours - highly recommend!

Declan Ward

Director at The Finance Ward

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Where to find us

Find us at our Cardiff office

Located just a few minutes from the city centre, our Cardiff office keeps us close to the businesses we support every day.

Office Address

W2 Offices

Wellington House

Wellington Street

Cardiff

Wales

CF11 9BE

Opening Hours

Mon - Fri: 9am to 6pm

Saturday: Closed

Sunday: Closed

Contact

Phone: 02922676712

Email: support@netsec.org.uk

Supporting the city

Providing meaningful support in the local Cardiff community

Our mission is to keep businesses secure, connected, and running smoothly. We bring the same dedication to supporting the local community.

We're based in the heart of the action, near Cardiff city centre

Our office in Wellington Street places us near the heart of the city, close to the businesses we serve daily. It allows us to provide fast, in-person response when needed and remain connected to Cardiff’s ever-growing tech and business ecosystem.

Being locally based means we’re available, responsive, and embedded in the community, ready to pop in and offer support whenever it's needed.

Book a chat at our Cardiff office

Proud headline sponsor of the Bigmoose Ultra Fun Run in Cardiff

NetSec was honoured to be the headline sponsor of the Bigmoose Ultra Fun Run — a flagship event raising vital funds for mental health support in Cardiff

This partnership reflects our belief that community matters. We’re more than just an IT company — we’re active members of a community who care about the impact we can have beyond the screen.

Frequently asked questions

Everything you need to know about our local support services, answered.

What IT support services do you offer for Cardiff businesses?

We offer 24/7 remote and on-site IT support in Cardiff, covering everything from networking, device monitoring, and audits, to proactive maintenance.

Can you provide IT support for businesses without an internal team?

Absolutely. Many Cardiff SMBs rely on us as their fully outsourced IT department, offering everything from tech setup to daily troubleshooting.

How quickly can your Cardiff-based team respond to issues?

Our local presence allows us to respond rapidly. We provide 24/7 around-the-clock support, and react to critical issues as soon as they come up.

Do you support hybrid or remote teams based around Cardiff?

Yes — we provide secure, scalable IT support for Cardiff-based companies with remote workers or hybrid environments.

What makes your IT support service different?

Our proactive, fully managed approach, combined with deep local knowledge and enterprise-level partnerships, sets us apart from traditional Cardiff IT support providers.