Langer + Laumann – Elevator Door Drive Modernization, Made Simple

The official Langer+Laumann app brings the entire elevator door drive replacement process to your smartphone. Photograph the existing door drive, request a quote, manage it, and communicate with our team – all in one place, directly on-site.

About Langer+Laumann
Langer+Laumann is a specialist in drive systems for elevator and machine room doors. For more than 25 years, we have been developing and manufacturing the most widely used modernization solutions on the market. Our conversion packages for elevator doors replace defective or worn door drives simply and quickly – for virtually every manufacturer, including OTIS, KONE, Schindler, TK Elevator, Fermator, and many more.

With a database of over 500 door drive models and conversion packages available from stock, we offer ultra-short delivery times. Often, a single photo of your existing system is enough for us to identify the right solution. Reliable German engineering, fast shipping, and competent technical support keep elevators running – and minimize downtime.

Key Features
> Photo capture & upload – Photograph the door drive directly in the app and send the images to Langer+Laumann in seconds. No more back-and-forth via email.
> Fast quote requests – Submit your modernization or replacement request with the relevant photos and details, so the right conversion package is identified quickly.
> Quote management – View, track, and manage all your quotes in a clear, organized overview. Know the status of every request at any time.
> Accept with a tap – Review and accept quotes directly in the app, so your order gets moving without delay.
> Built-in approval workflows – Route requests through internal approvals before submission. A supervisor or back-office team member can review and confirm a request before it reaches Langer+Laumann – keeping your team aligned and preventing errors.
> In-app messaging – Communicate directly with the Langer+Laumann team. Ask questions, clarify technical details, and receive answers without switching channels.
> Full project history – Keep photos, quotes, messages, and approvals organized per elevator door drive, so nothing gets lost.

Why Use the App
When an elevator needs a door drive replacement, you don't want to wait. The Langer+Laumann app takes the effort out of the inquiry and quote process. Instead of phone calls, scattered emails, and unclear photo attachments, everything runs in a structured workflow – from the first photo to the accepted quote.

Service technicians save time on-site. Back-office staff and supervisors stay in control through approval workflows. And because every quote, message, and photo stays in one place, your entire team works from the same information.

Faster requests. Clear communication. Less downtime for your elevators.

Download the Langer+Laumann app and modernize the way you order door drive conversion packages.