News
Stay up to date! Find the latest deZem news on IoT, energy monitoring, and Smart City. Filter by categories like events, tips, stories, or careers using the tags or menu.
5 January 2026
Product extension: Harvy2 current sensor with external antenna
The Harvy2 LoRaWAN current sensor gets a range upgrade! Thanks to valuable field reports from our customers, we have now also been able to optimise the Harvy2 for locations where LoRaWAN previously reached its limits.
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23 December 2025
Our CEO as a guest in the podcast „Energy in Transition“
In the new episode, Claus Hartmann talks to our CEO Georg Riegel about the vision behind deZem, his personal journey and how energy efficiency measures can be implemented with ease.
10 December 2025
Partner webinar: ESG-compliant electricity data acquisition in record time
Mastering energy management and statutory reporting obligations with ease. Our expert shares valuable insights on effective electricity data collection with deZem.
8 December 2025
Electronics technician IoT (m/f/d) wanted
We are looking for innovation-minded colleagues to join our technical team! You are an electronics technician (switching authorisation up to 1000 VAC is a welcome bonus) and have an interest in - and ideally experience with - automation and IoT.
21 November 2025
Experience energy efficiency in action – deZem live in Bremen
On 18th November in Bremen, everything revolved around the question of how companies can ignite the „turbo“ in energy efficiency. At the invitation of VAERING, our CEO, Dr Georg Riegel, was there as a speaker to provide insights into the future of energy management.
20 November 2025
Smart meter success story at ZIA committee meeting
Milestone for the retail sector: At this year's ZIA committee meeting, we presented the results of our joint „Smart Meter Project“ together with Lars Bangemann from the DOUGLAS Group.
19 November 2025
System migration: deZem DataSuite now even more powerful!
We have great news for all DataSuite users! The migration of our IoT software to a completely new infrastructure has been completed smoothly and on schedule.
6 October 2025
SCCON: Energy data acquisition in data centres
Joint keynote speech with Stromnetz Berlin at SCCON: How can distributed energy data acquisition in data centres be implemented as elegantly and, above all, agilely as possible?
26 September 2025
Project Completion at Douglas: Around 5,200 Current Sensors in 10 Months!
In a ceremonial event, the final Harvy2 current sensor was installed at the Douglas store on Königsallee in Düsseldorf. In just 10 months, we equipped stores in 22 countries with approximately 5,200 sensors.
10 September 2025
Project Manager for IoT (m/f/d)
Do you want to make the world a better place and have a knack for organisation and creativity?
27 May 2025
Energy monitoring for the Douglas Group
In an ambitious project, the DOUGLAS Group is relying on deZem's expertise to implement ESG-compliant data collection in approximately 1,900 stores across 22 European countries in just 10 months.










