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STG Suisse

Suisse Technology Group SA

Lugano, Switzerland

BiogasHydrogenEnergy Storage
Profile last updated: October 8, 2026

About

STG Suisse is a renewable energy company headquartered in Lugano, Switzerland specializing in Biogas, Hydrogen, Energy Storage.

STG Suisse develops a linear free-piston generator that converts mechanical energy into electricity. The generator runs on biogas or hydrogen, with the company stating higher efficiency and lower fuel use than current commercial generators. STG is developing decentralised EV charging stations and seeks commercial and financial partners and licensees for pre-industrial prototype construction and production. Its patents have been filed in Switzerland and internationally.

Headquarters

Lugano, Switzerland

Focus areas

linear generatorfree-pistonbiogashydrogenEV charging stationsdecentralised energygrid stabilisationlicensing

Products & services

Business models

B2B

Value chain

R&DDevelopment

Locations

Headquarters

Via Nassa 3b, 6900, Lugano, Switzerland

Projects

1

STG Charging Stations

PlannedEV charging station

Planned decentralised electric vehicle charging stations powered by STG generators, with modular energy storage, photovoltaic panels and heat recovery, designed for grid stabilisation.

Credentials & affiliations

Partnerships

AVL

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