Visitor Parking at the Office: How WhatsApp Takes Reception Out of the Bottleneck

A guest drives into the company car park at 10:55 for a meeting that starts at 11:00. The plate is not in the system. Reception does not answer because it is almost lunch. The guest calls their contact inside, who calls facilities, who calls back four minutes later. At 11:08 the barrier opens and the meeting starts with an apology. Visitor parking works like this at many office buildings.

Revtek  ·  14 July 2026


Reception as the single point of failure

Visitor parking at most office buildings works the same way everywhere: the employee emails or calls reception with the guest's plate number, the receptionist manually enters it into the parking system, and the guest is expected to pass through automatically on arrival. That works when someone is at reception, the plate was passed on correctly and the email did not land in spam.

Two broken links are enough to block a guest at the barrier. And every time it happens, it costs the employee at least five minutes they should have been in the meeting.

Hybrid work has made things harder

Before 2020 visitor volumes were fairly predictable: five days a week, spread relatively evenly. Now most teams are split across the week, with Tuesday through Thursday as peak days and Monday and Friday structurally quieter. CBRE has noted that average Dutch office occupancy remains below pre-2020 levels, while peak days are busy.

Visitors follow the same spikes. Client meetings, job interviews, and supplier visits tend to be scheduled on the days when the host is actually in the office. Research by Toogethr shows that hybrid working has concentrated car park pressure on a few days a week, when competition for spaces is high. Registering all those visitors still depends on an email and a phone call to reception.

How WhatsApp registration changes this

The Revtek approach moves registration to the employee themselves, via a WhatsApp message. The employee sends the guest's plate to the Revtek number, optionally with a time window, for instance "10:00 to 14:00". The system adds the plate to the ANPR camera whitelist at the entrance straight away.

The guest drives up, the camera reads the plate in under two seconds, the barrier opens. No one has to enter anything. No one has to answer a phone.

At the end of the specified time window, or at midnight by default, access expires automatically. The visitor's plate is gone from the system the next morning unless the employee registers it again.

Unannounced visitors at the barrier

Not every visit is planned. An account manager dropping by unannounced or a courier taking a quick break has no reserved space and no registered plate. For these cases the system supports a QR code at the entrance. The visitor scans it with their phone, enters their name and plate on a mobile page, and their contact inside immediately receives a WhatsApp message that someone is at the barrier. One tap opens it.

No manual involvement from reception. No phone chain. The contact person decides on their own phone, wherever they happen to be in the building at that moment.

What the facilities manager sees

In the Revtek dashboard it is always visible which visitors are registered, by time slot and by access point. You can see when a plate entered the site and when it left. You can see who approved the registration.

This also matters for compliance purposes. Office buildings that must register visitors, such as ISO-certified environments, secure sites or buildings with specific insurance conditions, get a complete audit trail without extra admin. The record is created as a by-product of access control.

Integration with access control via Paxton

Parking access and building access are two separate thresholds for visitors. With the integration between Revtek and Paxton Net2 or Paxton10, these can be combined: the same WhatsApp registration that opens the barrier can also generate a temporary access credential for the entrance lobby or a specific floor. The visitor receives that as a digital code or QR via WhatsApp before they get out of the car.

The guest parks, walks to the door and holds their phone to the reader, without collecting a badge at reception first. For more on how the technical integration works, see the Paxton integration page.

Which office buildings does this suit?

The system works for a small office with ten parking spaces and for a multi-tenant complex with multiple entrances and hundreds of employees. The logic is the same in both cases: every employee manages their own visitors via WhatsApp, and the facilities team does not need to act as gatekeeper.

For larger complexes with multiple tenants, each tenant can be assigned a separate WhatsApp number. Each tenant then manages their own guests, and their lists are not visible to other tenants. Access rights are configurable per number and per camera.

More on what the Revtek platform does for office buildings is on the office buildings page. Full pricing, including multi-site setups, is on the pricing page.

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