IT Support in Horsham
Managed IT, cyber security and compliance support for businesses, healthcare practices and charities across Horsham, Broadbridge Heath and the surrounding villages, from a Sussex team trusted since 1996.

Local IT support for Horsham organisations
Our Burgess Hill office is less than 20 miles from Horsham, so our engineers can reach Broadbridge Heath and the town centre quickly when an on-site visit is needed. Most issues are resolved remotely, and every ticket is covered by our 2-hour response SLA.
We have long experience in regulated environments such as healthcare, where security, compliance and reliability are critical, and we explain everything in plain English.
IT services for Horsham businesses
One local team for your IT, security, connectivity and phones.
Managed IT support
Helpdesk, monitoring, patching, Microsoft 365 and backups from £65 per user per month.
Find out more →Cyber security
Penetration testing, vulnerability assessments, Microsoft 365 hardening and Purview.
Find out more →Cyber Essentials
Readiness guidance and certification, with clear, fixed pricing.
Find out more →Broadband and leased lines
Business broadband, full fibre, leased lines and Wi-Fi surveys.
Find out more →Phone systems and VoIP
Cloud phone systems, Teams calling and number porting before the 2027 switch-off.
Find out more →Microsoft 365 and Azure savings
A free SCOUT review of unused licences, zombie accounts and Azure spend.
Find out more →Trusted by Sussex organisations
Real feedback from an ABCOM client.
“Highly Recommend. From the start, they have gone out of their way to accommodate the specific needs of my small business, taking the time to understand how we work rather than offering a one-size-fits-all solution. They set up all of our equipment efficiently and professionally, explaining things clearly and sensibly. What really sets them apart is how they communicate, they speak to me like I do have a brain and a reasonable understanding of IT, which is incredibly refreshing. No jargon, no talking down, just clear, respectful advice. They are reliable, approachable, and genuinely brilliant at what they do. Working with ABCOM IT Services has taken a huge amount of stress off my shoulders, and I feel confident knowing my IT is in safe hands. I’m extremely happy with everything they’ve done for me so far.”
Laura ChargeCharge Solutions
The brief: Charge Solutions handles sensitive client data, so it needed Cyber Essentials and a high standard of security. We were happy to help Laura with exactly that.
Getting started is simple
No jargon and no pressure, just a clear plan for your IT.
Free IT review
We talk through your setup, frustrations and plans, remotely or at your Horsham office.
Clear proposal
A plain-English plan with fixed monthly pricing and no surprises.
Smooth onboarding
We handle the handover from your old provider, usually with no downtime.
Common Questions
Everything you need to know.
Do you provide IT support in Horsham?
Yes. ABCOM supports businesses, healthcare practices and charities across Horsham, including Broadbridge Heath, Roffey, Southwater and the surrounding villages, with managed IT support, cyber security, Microsoft 365, connectivity and phone systems.
How quickly can you get to a Horsham office?
Our Burgess Hill office is less than 20 miles from Horsham. Most issues are resolved remotely, and we respond to every ticket within 2 hours. When an on-site visit is needed, an engineer can be with you quickly.
Do you support dental and healthcare practices?
Yes. We have supported dental and healthcare practices across Sussex for many years. We understand that healthcare practices need secure, compliant and reliable systems, with dependable backups and clear advice.
How much does IT support cost for a Horsham business?
Our Core managed IT support is £65 per user per month and Core Secure, with built-in cyber security, is £89 per user per month (both excluding VAT). You can get an instant estimate on our Managed IT page.
Can you help my Horsham business get Cyber Essentials?
Yes. We guide you through readiness and certification. The IASME certification fee starts at £320 + VAT, and our readiness help is quoted after a free call. See Cyber Essentials pricing.
What are your contract terms?
Our managed IT agreements have a minimum term of one year, with a 3-month cooling-off period at the start.
- Free Review — No Obligation
Ready to transform your technology in Sussex?
Book a free technology review and discover how ABCOM can improve your security, empower your team and help your business achieve more with technology.
- Comprehensive security vulnerability assessment
- Microsoft 365 optimisation review
- Clear roadmap with prioritised recommendations
- No pressure, no commitment required
Book Your Free Technology Review
We respond within 2 hours during business hours.