Reliable Alarm Maintenance Plans
Keep your alarm system protected and performing reliably with expert alarm maintenance in East Grinstead from Castlegate Alarms. We offer flexible monthly service plans to support everything from standard intruder alarms to smart and monitored alarm systems. Whether you’ve recently completed a home security alarm installation or are looking to upgrade your servicing plan, we help you stay secure with professional, local support.
We work with all major systems including Pyronix, Alarm.com, Texecom and Visonic, and our clients trust us for expert servicing, fast responses and honest advice. Call now to enquire about our plans:
What Our Alarm Maintenance Plans Include
Annual Service
We visit the property once a year and carry out an extensive service and check the alarm system is in full working order
Live Monitoring
Live monitoring means your home is always being looked after, not just alarms but faults, fires, emegencies and more - 24 hours a day all year round
Smart System Control
Video
A service plan is a professional agreement to keep your system supported year-round. Whether you’re managing a traditional intruder alarm or a smart alarm system with mobile control, we have the right level of support to match your setup. All plans include:
- One annual service visit per year
- System check and health status review
- Optional 24/7 live monitoring
- Mobile app control (where supported)
- Smart system troubleshooting
- Video doorbell and camera support
Our plans are ideal for anyone looking for alarm maintenance in East Grinstead and surrounding areas.
Monthly Plan Options and Pricing
Choose the plan that fits your alarm system. Each plan includes clear benefits and fixed monthly pricing.
Gold
£10.00
1 Annual service visit a year
Designed for standard systems without smart features. Includes one thorough service visit per year to ensure your system is working as it should.
Gold Plus
£28
1 Annual service visit a year
Live Monitoring
Includes everything in the Gold Plan, plus 24/7 live monitoring to keep an eye on your home even when you're not there.
Smart Alarm Systems - Non Video
Platinum
£21
1 Annual service visit a year
Smart System Control
Ideal for smart alarm systems that use mobile app control but do not have video features. One annual service visit plus ongoing support for smart controls and system status.
Platinum Plus
£39
1 Annual service visit a year
Smart System Control
Live Monitoring
Adds 24/7 monitoring to the Platinum Plan, combining smart control with real-time alarm notifications for increased security.
Smart Alarm Systems - With Video
Diamond 4
£33
1 Annual service visit a year
Smart System Control
4 Video Cameras
Supports systems with up to four video cameras. Includes app control, camera notifications, and annual system check.
Diamond 4 Plus
£51
1 Annual service visit a year
Smart System Control
4 Video Cameras
Live Monitoring
Combines all features from the Diamond 4 plan with 24/7 live monitoring for full coverage, ensuring immediate response if your alarm is triggered.
Interested in our services? We’re here to help!
Please Note: If you cancel your subscription, the interactive services supplied and managed via our servers will cease to function. This means that on smart systems:
- You will lose access to the mobile app and web browser
- Your security system will become a bells-only alarm meaning you will no longer receive notifications of alarms or events, A keypad or keyfob would be required to operate your system
- You will lose access to all live camera views and access to recorded clips
- Home automation will continue with last programmed settings only, no further changes are possible
- You will lose access to the online knowledge base and our customer support
Why Regular Servicing Matters
Professional servicing ensures your intruder alarm is operating safely, efficiently, and without fault. It also supports insurance compliance and provides peace of mind. Whether you need alarm servicing or maintenance in East Grinstead, we help you avoid costly issues and system downtime.
Looking for more reactive support? Visit our
Alarm Repairs page to learn how we handle common faults quickly and professionally.


Supported Alarm Systems and Brands
We maintain and support all major professional systems, including:
- Pyronix
- Texecom
- Visonic
- Alarm.com
- Discontinued and legacy models
Not sure what you have? Just send us a photo and we’ll confirm what’s supported.
Areas We Cover
We provide reliable alarm servicing in East Grinstead and surrounding areas, supporting homeowners across West Sussex, Surrey, and Kent. Our monthly service plans are available in:
- Crawley
- Brighton
- Haywards Heath
- Worthing
- Guildford
- Tunbridge Wells
Frequently Asked Questions
How often should I service my alarm?
We recommend serving once per year. All our plans include one professional service visit annually.
Can you maintain my alarm if you didn’t install it?
Yes. We support all professionally fitted systems, even if installed by another provider.
What happens if I cancel my plan?
You’ll lose access to your mobile app, video footage, alerts, and online support. Your system will still sound locally but will not connect to cloud-based features.
Do you do alarm installations?
Yes, check out our smart home alarms page to see what alarms we offer.

Why Choose Castlegate Alarms
- Over 15 years of experience
- Local, owner-operated service
- Transparent pricing
- Rated highly on Google
- No upselling or pushy sales tactics
View what our clients have to say on our Reviews page.
Book Your Monthly Maintenance Plan Today
Whether you’ve just had a new alarm fitted or want to keep your current system fully supported, our monthly maintenance plans are the simplest way to ensure your alarm system works when it matters most.
Book online now or call 07769 554464 to speak to us today.

