Intruder alarm maintenance tenders and contracts
UK public sector, covering 600+ buyer sites
62 contracts awarded in the 24 months to 12 October 2026
Updated 12 October 2026 · compiled by BidSkim Limited · How we count
Intruder alarm maintenance contracts ,
62 contracts across the UK, of any size
The latest intruder alarm maintenance contracts awarded
Brachy- Sealed sources
Provision of an Intruder & Disabled Toilet Alarm Maintenance Measured Term Contract (MTC) (2026-30)
Annual Servicing, Maintenance and Emergency Callout/Repair of Intruder Alarm Equipment
Intruder Alarm Servicing and Maintenance across Asset Optimisation Sites with ASI Security Systems
ADT Fire & Security won the most intruder alarm maintenance contracts by value
Each dot is one contract, coloured by who bought it.
| Rank | Contractor | Contracts won, by buyer | Contracts | Value won | Buyers | Share |
|---|---|---|---|---|---|---|
| 1joint | ADT Fire & Security North East · See every contract | 4 | £5m | 3 | ||
| 1joint | Chubb Fire & Security East Midlands · See every contract | 4 | £158k | 3 | ||
| 3joint | Salts Fire & Security Ltd Yorkshire and the Humber · SME · See every contract | 3 | £1.1m | 1 | ||
| 3joint | ASI Security Systems East Midlands · SME · See every contract | 3 | £242k | 1 | ||
| 5joint | Total Integrated Solutions East Midlands · SME · See every contract | 2 | £120k | 2 | ||
| 5joint | A&E FIRE AND SECURITY LTD South West · SME · See every contract | 2 | £100k | 2 | ||
| 5joint | Fusion 360 Group Limited North West · SME · See every contract | 2 | £95k | 1 | ||
| 5joint | Airco Refrigeration and Airconditioning Limited Yorkshire and the Humber · See every contract | 2 | Not published | 1 | ||
| 5joint | Amspec Limited North West · SME · See every contract | 2 | Not published | 1 | ||
| 5joint | McGoff and Vickers SME · See every contract | 2 | Not published | 1 |
40 more intruder alarm maintenance contractors ranked. See the full ranking →
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Councils award 45% of intruder alarm maintenance contracts
Contracts with a published value in the last 24 months, from the type of buyer to the size of the contract.
8 buyers bought intruder alarm maintenance more than once in the last 24 months
Each dot is a buyer, by how many intruder alarm maintenance contracts it awarded in the last 24 months.
See who they are and when they usually buy →
Few and big, or many and small
Each dot is a buyer: how many intruder alarm maintenance contracts it awarded against what they were worth. The busiest and biggest are named.
Top buyers by contracts awarded
| Rank | Buyer | Contracts | Value |
|---|---|---|---|
| 1 | NHS Property Services Limited | 6 | £167k |
| 2 | City of Bradford Metropolitan District Council | 3 | £1.1m |
| 3 | Derbyshire County Council | 3 | £242k |
| 4 | Northumbria Police | 2 | £5m |
| 5 | United Lincolnshire Teaching Hospitals NHS Trust | 2 | £58k |
| 6 | Halton Borough Council | 2 | Not published |
| 7 | Humber Teaching NHS Foundation Trust | 2 | Not published |
| 8 | Nottinghamshire County Council | 2 | Not published |
| 9 | Sheffield City Council | 1 | £1m |
| 10 | London Borough of Merton | 1 | £265k |
Half of intruder alarm maintenance contracts are worth less than £78k
Every contract with a published value, on a log scale, coloured by who bought it.
The 10 biggest contracts hold 89% of the money
Coloured by who bought it.
- Northumbria PoliceADT Fire & Security · 28 May 2025
- Northumbria PoliceADT Fire & Security · 28 May 2025
- Sheffield City CouncilElite Security Systems Ltd · 22 Apr 2025
- City of Bradford Metropolitan District CouncilSalts Fire & Security Ltd · 16 Dec 2025
- London Borough of MertonMLB Fire and Security Services · 18 Mar 2025
- University of StrathclydeRapid Fire Services Ltd · 21 Jul 2026
- Armagh City, Banbridge and Craigavon Borough CouncilDIAMOND ELECTRONIC SYSTEMS LTD · 13 Mar 2025
- Dorset & Wiltshire Fire and Rescue ServiceRed Technical Services · 14 Aug 2026
- City of Bradford Metropolitan District CouncilSalts Fire & Security Ltd · 27 Nov 2025
- City of Bradford Metropolitan District CouncilSalts Fire & Security Ltd · 12 Dec 2025
The East Midlands awards the most intruder alarm maintenance contracts. April and July are the busiest months.
Contracts by region and by month awarded. Click a region to filter the page.
See the regions as a table
| Region | Contracts | Value |
|---|---|---|
| East Midlands | 12 | £401k |
| North West | 10 | £225k |
| Yorkshire and the Humber | 8 | £2.1m |
| South West | 5 | £261k |
| Scotland | 5 | £214k |
| East of England | 3 | £73k |
| London | 3 | £37k |
| Northern Ireland | 3 | £188k |
| North East | 2 | £5m |
| South East | 2 | £22k |
| Wales | 2 | Not published |
| West Midlands | 0 | Not published |
Half of intruder alarm maintenance tenders close within 32 days of being published
Each dot is a intruder alarm maintenance tender published across the UK in the last 24 months, by how many days it was open. 23% closed within a month. Spot one a week late and 22% of the time to respond has gone.
Hear about new intruder alarm maintenance tenders the moment they're published →
- 32 days
is how long the typical intruder alarm maintenance tender is open, from publication to deadline.
Median of 47 UK intruder alarm maintenance tenders published in the last 24 months. - 2
new intruder alarm maintenance tenders are published across the UK in a typical month.
50 in the last 24 months. - 89%
of the money is in the 10 biggest intruder alarm maintenance contracts.
Of 28 contracts with a published value. - 72%
of intruder alarm maintenance contracts are won by SMEs.
As recorded by the buyer, on 46 award notices. - 26%
of intruder alarm maintenance contracts are awarded in April and July.
16 of 62 contracts.
Questions
How many intruder alarm maintenance contracts does the UK public sector award?
62 in the 24 months to 12 October 2026, from 48 public buyers.
How long are intruder alarm maintenance tenders open for?
The median intruder alarm maintenance tender is open for 32 days from publication to deadline.
How much is a typical public sector intruder alarm maintenance contract worth?
The median is £78k, and 82% are worth less than £250k.
Which buyers award the most intruder alarm maintenance contracts?
Councils award 45% of them.
What is included
Intruder and hold-up alarm systems to NSI or SSAIB standards in public buildings, schools, housing and operational sites: installation, panel upgrades, servicing, testing and reactive repair.
- Intruder alarm servicing and maintenance
- Intruder alarm installation and panel upgrades
- Communal block intruder alarms
- Security alarms at water and transport operational sites
- Intruder and panic alarms maintained together
- False-alarm management and disconnection
What is not included
- Staff attack, panic and affray alarms bought on their own -> sec.access.personal-attack-affray-alarms
- Intruder alarms maintained with CCTV or access control in one contract -> sec.access.integrated-security-systems
- Alarm signal monitoring by an alarm receiving centre -> sec.monitor.alarm-receiving-centre
- Attending alarm activations -> sec.patrol.key-holding-alarm-response
- Temporary wireless alarms on vacant properties -> sec.patrol.vacant-property-protection
- Monitored site alarms hired with CCTV towers -> sec.cctv.temporary-cctv-hire
- Alarms fitted in victims' homes -> sec.perim.target-hardening
- Perimeter intrusion detection -> sec.perim.pids-electric-fences
- Fire alarms, often in the same contract -> another industry: construction-trades