Our history

The road to excellence
world-leading supplier of advanced and highly reliable PSA generator systems

Who we are

Founded in 1978 and based in Denmark, Oxymat A/S is a world-leading supplier of advanced and highly reliable PSA generator systems.

For more than 40 years we have designed, engineered, and manufactured high quality oxygen and nitrogen gas generators – always to your needs and process specifications.

Perhaps you are the happy owner of one of the +4,000 generators we have installed in 130 countries around the globe?

4,000 PSA systems installed
Oxymat introduces: Oxymat Superior – Extremely low kW for O2 Oxymat Continuous – Plug-and-play cylinder filling and back-up system Oxymat 10’ container – 65 kg/h O2 output from 10’ container
New super compact and durable PSA generator launched.
Having the footprint of a Euro-pallet naming it was easy: The Pallet.
Restart of production facility in Helsinge, Denmark
Launch of modular PSA generator systems.
3,500 PSA systems installed in 130 countries
Oxymat A/S invests more than € 2,000,000 in robot and CNC machinery to make the most automated PSA production facility in the world
ISO 16001 certified
More than 100 employees and € 20,000,000 revenue
ISO 14001 certified
More than 3,000 PSA installations worldwide
MDD certified
ISO 13485 certified
First deoxy unit introduced
OXYMAT China is established in Hangzhou
Oxymat introduces the first 1 ppm nitrogen system on the market
ISO 9001 certified
First large marine order
Oxymat Slovakia established in Vadovce
New HQ domicile in Denmark, Helsinge
Nitrogen PSA launched
The first touch screen with SMS alarm introduced
Minority investor acquires 25 % shares
Jesper Sjögren becomes owner of OXYMAT A/S
€1,000,000 order received from WHO
8 new oxygen generators model introduced
Jesper Sjögren becomes CEO at OXYMAT A/S
4 oxygen generator models are launched
OXYMAT A/S founded by Ib Hartman

First oxygen generator 1.5 m3/h developed