Mobile patrols vs alarm response — the two service types
Mobile patrol and alarm response are related but distinct services. Mobile patrol involves a security officer driving a regular circuit past your site at pre-agreed intervals — typically twice per night for low-risk sites, more frequently for higher-risk ones. The officer checks perimeter, signage, locks, and any visible anomaly and logs the visit. The deterrence value is the visible presence of a uniformed officer at unpredictable intervals.
Alarm response is reactive: when your alarm triggers — whether from an intrusion detector, a panic button, or a CCTV motion event — a mobile officer is dispatched immediately to the site to assess, secure, and report. The two services are commonly combined: a site receives routine patrols during the contracted hours and priority alarm response if the alarm activates between patrol visits.
When mobile patrols are the right choice
Mobile patrols fit sites where continuous manned guarding is disproportionate to the risk or cost profile: industrial estates with multiple units, retail parks, car parks and logistics yards, hospitality venues after closing, construction sites, and residential developments during vacancy. The common factor is that the site needs visible security presence and incident response capability without the overhead of a resident guard around the clock.
The economic argument for mobile patrols over fixed guarding is strong for multi-site operators. One mobile patrol officer can service several sites per night at a fraction of the cost of staffing each separately. For buyers operating three or more unoccupied overnight sites within a patrol radius, mobile patrol is almost always the more efficient specification.
What response time should I specify?
Response time is the most important contractual variable in an alarm-response engagement. In the Netherlands, urban alarm-response contracts typically commit to a response within 15–20 minutes for Priority 1 (confirmed intrusion or panic alarm) events. Rural or semi-rural sites may accept 30–45 minutes. What matters is that the commitment is explicit, in writing, and backed by a service-level penalty if breached.
Response time is only meaningful if the responder has the access, authority, and information to act on arrival. Your contract should also specify: what the responding officer does on arrival (perimeter check, entry, internal sweep, police liaison), what access credentials they carry, and what the reporting chain is post-incident. A response officer who arrives on time but cannot enter the building has delivered no value.
What to verify before signing a mobile patrol contract
Three things separate reliable mobile patrol providers from unreliable ones. First, GPS-verified patrol logs: the provider should be able to show you time-stamped, GPS-tagged patrol records proving an officer was at your site at the contracted times — not a paper sign-in sheet. Second, Wpbr licensing for the company and beveiligerspas verification for all deployed officers. Third, a clear escalation chain: what happens when an officer encounters a genuine intruder, a fire, or a medical emergency on site — who is called, in what order, and how fast?
Contract specifics to negotiate: minimum patrol frequency per night, guaranteed response time after alarm activation, and the handover protocol if an officer cannot complete a patrol (breakdown, incident elsewhere). A contract silent on any of these three is a contract that defaults to the provider's convenience, not your security.
Frequently asked
What is the difference between a keyholding service and alarm response?
A keyholding service means the security provider holds a key to your premises and will attend if an alarm activates. Alarm response is the broader service: the provider dispatches an officer to assess, secure, and report on the incident. Most alarm-response contracts include keyholding as a component.
How many times per night should mobile patrols visit my site?
For low-risk sites (car parks, quiet industrial units), two visits per night is a common baseline. For higher-risk sites (fuel storage, pharmaceutical warehouses, construction materials), four to six visits per night at irregular times provides meaningful deterrence. The right frequency comes from a site risk assessment.
Can mobile patrol replace a static guard on my site?
For some sites, yes. Mobile patrol is a cost-effective replacement for static guarding where the primary requirement is deterrence and response rather than continuous access control. Sites requiring real-time access decisions, visitor management, or continuous active monitoring are generally better served by a static guard or a hybrid of static and mobile.