About us

Our vision

In a fast-moving digital world, OOHLEMON sets out to offer an advertising platform that's tailored, affordable and simple. With the OOHLEMON app, we want to change the way businesses think about effective advertising.

Our vision

OOHLEMON sets out to give small and medium-sized businesses an advertising platform that's tailored, affordable and simple.

Our mission

Every day, we work on bringing our vision of a simple DOOH app to every partner and advertiser.

Our platform

Our users decide for themselves how, where and when their ads are shown. All it takes is a screen and the OOHLEMON app.

Team

The software is built to suit everyday users and power users alike.

Location

Our servers are in Germany. As a start-up, we built the software entirely in-house.

Helpdesk

We're there when you need help. Use our chat or just give us a call.

Team

The OOHLEMON team

WF

Waldemar Friesen

CEO & Co-Founder

LinkedIn
MN

Milosz Nowakowski

CTO & Co-Founder

LinkedIn
NK

Niklas

Head of Programming

LinkedIn
Press & facts

Press kit: OOHLEMON at a glance

For editors, partners and directories: company profile, key figures and boilerplate ready to use. All details match our legal notice and website, as of November 2026.

Company profile

Company
OOHLEMON GmbH
Registered office
Höferlesbach 9, 73525 Schwäbisch Gmünd, Germany
Second location
Alte Poststraße 4, Stuttgart
Founded
2024 (GmbH)
Management
Waldemar Friesen (CEO), Milosz Nowakowski (CTO)
Commercial register
HRB 740162, Ulm Local Court
Business areas
Digital signage software, player hardware, DOOH advertising network
Servers
App and database hosted in Germany

Key figures

100+
Displays in operation
40+
Displays in the DOOH network
2.4M+
Impressions per month (Bluetooth-measured)
99.9%
Platform uptime target
5
Cities: Ostalbkreis, Rems-Murr-Kreis, Stuttgart region
from €3.90
Software per display & month, first display free

Network figures as of 31 Oct 2026, rounded. Current values per city on the DOOH page.

Boilerplate (copy & paste)

OOHLEMON is a digital signage and DOOH company based in Schwäbisch Gmünd, Germany. OOHLEMON GmbH was founded in 2024 by Waldemar Friesen and Milosz Nowakowski. With the OOHLEMON software, small and medium-sized businesses manage their screens centrally – from €3.90 per display and month, with the first display free. Through its own DOOH network of more than 40 displays in the Ostalbkreis, Rems-Murr-Kreis and Stuttgart region, local advertisers book screen advertising from €49 per display and month, without an agency. App and database run on servers in Germany.

Images

Founder photo Waldemar Friesen & Milosz Nowakowski
Display in use (shop window / gym)
Team & office in Schwäbisch Gmünd

Print-ready photos and logo files are available on request – just send a short email naming the outlet and publication date.