
About us
ZEM is a leading system integrator of marine electric and hybrid drivelines, dedicated to powering a greener maritime future. With a strong focus on state-of-the-art system integration, we deliver high-quality, robust, and flexible solutions tailored to customer needs. Specializing in innovative and competitive zero-emission maritime solutions, we help reduce climate impact while ensuring safety, efficiency, and adaptability.
Our expertise spans both hardware and software development, allowing us to provide cutting-edge, fully integrated marine propulsion systems. Driven by a team of skilled engineers, we foster continuous innovation, maintaining a dynamic and solution-oriented approach to technology leadership in the industry.
Known for reliability and forward-thinking solutions, ZEM is committed to shaping the future of sustainable maritime transport.
We are based at Veritas Senteret in Høvik, Oslo, Norway.

The ZEM story. Year-by-Year Timeline
1993
Battery Integration in Electric Vehicles
ZEM’s core team began working on battery integration for electric vehicle propulsion systems. They were responsible for the technology powering Think electric cars, one of Norway’s pioneering initiatives in sustainable mobility.
2009
Founding of ZEM
With a vision to apply their expertise in lithium-ion batteries to new industries, ZEM was founded, focusing on innovative solutions for electric mobility.
2010
Entry into the Maritime Sector and Collaboration with DNV-GL
ZEM’s core team began working on battery integration for electric vehicle propulsion systems. They were responsible for the technology powering Think electric cars, one of Norway’s pioneering initiatives in sustainable mobility.

2012
Joint venture with DNV
DNV invest resources and ZEM train DNV employees in maritime batteries
2016
Vision of the Fjords, "Ship of the Year"
ZEM supplied the battery system for the ferry Vision of the Fjords, awarded "Ship of the Year" at SMM 2016. This 100% electric vessel set a new standard for sustainability in maritime transportation.

2017
ZEM develops the prototype for emergency boats
ZEM’s core team began working on battery integration for electric vehicle propulsion systems. They were responsible for the technology powering Think electric cars, one of Norway’s pioneering initiatives in sustainable mobility.
2018
Future of the Fjords and Pioneering Peak Shaving Solutions
Future of the Fjords was awarded "Ship of the Year 2018", powered by ZEM’s battery systems.
2021
Volvo Penta acquires majority stake in ZEM
The partnership combines ZEM’s deep expertise in marine battery technology with Volvo Penta’s global network and experience in driveline solutions.
Photo: Jakob Storjord Andersson

2022
Expansion into New Maritime Sectors
ZEM expanded its presence in the maritime industry with new applications:
Supplying batteries for Norsafe's E-GES, an electric lifeboat.
Implementing electric and hybrid power systems in Moen Marin’s fish farming vessels.
2023
Launch of the AKAZEM Battery Line
ZEM introduced its new AKAZEM battery solutions, designed to power a new generation of smaller ships, electric ferries, and hybrid vessels.
2024
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ZEM is growing fast
ZEM annual sales revenue
Our dedication to excellence and strong business performance has made us a fast-growing, financially solid company, earning us recognition as a “Gasellebedrift” for three consecutive years.
+600% revenue growth since 2020
40+ skilled employees
Recognised as “Gasellebedrift” three years in a row