Your partner for energy nominations

GMSL are the market leaders in software and 24/7 operations for gas and power companies across Europe.

We understand the pressure and requirements of the energy markets and can provide solutions to meet your needs however large or small.

About GMSL

Gas & Power markets simplified

You can rely on GMSL’s expertise, built up over 25+ years of operating in the gas and power markets. We provide software, services and communications for over 80 clients in the gas and power markets across Europe. With our flexible and responsive team we can respond to changes in your portfolio and tailor our service accordingly.

Latest Updates

Read our latest news and views on the energy market.

Speeding up your market entry

We can help you expand your operations into new markets.

GMSL and Gemini Sustain Plus

GMSL is fully up to speed with the Gemini Sustain Plus programme, which will modernise the Gemini platform.

RTE’s PEB interval change

GMSL supporting RTE's change to using 15 minute intervals for the block exchange (PEB) messages.