Energy Industry in the
Canton of Zug

OE-EN AG

Since 2019 · 1–10 empl.

OE-EN AG is an energy holding that provides services and solutions across the renewable energy value chain. It holds and manages specialized companies for project development, technology investments, advisory services, grid connection and for building and operating wind, solar and hybrid generation assets.

Parex Resources (Colombia) AG

Since 2022 · 101–500 empl.

The core activity of Parex is the exploration and production of oil and gas in Colombia, particularly in the Llanos and Magdalena basins. The company focuses on ensuring safe and reliable production and aims to increase its production and become a multi-field operator.

EP Commodities AG

Since 2022 · 11–20 empl.

The core activity of EP Commodities is the trading and marketing of energy products such as natural gas, electricity and emission rights in various European countries. The company also provides hedging services and manages sourcing portfolios for energy suppliers and traders.

TRANS ADRIATIC EXPRESS LIMITED, London, Zweigniederlassung Baar

Since 2023 · 11–20 empl.·4.5(13)

TRANS ADRIATIC EXPRESS LIMITED, London, Zweigniederlassung Baar is described on the website as an operator of the Trans Adriatic Pipeline (TAP), acting as a transmission system operator (TSO) and independent transmission operator (ITO) that provides capacity to shippers for the transport of natural gas. The site indicates the company manages pipeline operations and offers services such as capacity booking, tariff information, commercial dispatching, and maintenance alongside environmental and safety programmes.

Altamira Capital AG

Since 2020 · 1–10 empl.

The core activity of GoldenPeaks Capital is the investment, development and operation of renewable energy projects, particularly in the fields of solar and wind energy, as well as the development of storage solutions and the trading of clean energy.

Energypier AG

Since 2021 · 11–20 empl.

The core activity of EnergyPier AG is the development and implementation of combined power plants that utilize both solar and wind energy to produce large quantities of electrical energy. In particular, the company focuses on the construction of power plants over highways, utilizing existing infrastructure and minimizing landscape destruction. The goal is to contribute to the energy transition and replace fossil fuels with renewable energies.

Verano Energy (Switzerland) AG

Since 2022 · 11–20 empl.

The core activity of Verano Energy is the development, planning, construction and operation of projects in the field of renewable energies and green hydrogen. This includes in particular: project development, engineering, procurement and construction (EPC), and operation and maintenance (O&M). The company focuses on implementing projects that contribute to the energy transition and reduce greenhouse gas emissions.

JinkoSolar Energy Storage (Switzerland) GmbH

Since 2023 · 1–10 empl.

JinkoSolar Energy Storage (Switzerland) GmbH develops and sells photovoltaic and energy storage solutions for different applications. Its portfolio includes solar modules as well as storage systems for commercial, industrial and utility-scale use.

KelvinPRO AG

Since 2023 · 1–10 empl.

The core activity of KELVINPRO AG is the development and manufacture of air-water heat pumps, which enable energy savings of up to 50% through the application of patented technologies.

DCES AG

Since 2020 · 1–10 empl.

DCES Consult GmbH develops and implements large-scale battery storage projects, primarily at high and extra-high voltage levels, managing site identification, securing grid connection capacity and the permitting process up to construction readiness.

EZPADA AG

Since 2007 · 1–10 empl.·5.0(3)

EZPADA AG is a commodity trading house focused on electricity, natural gas, oil, refined products and other commodities. The company operates across European, US and Asian markets and trades spot, forward, futures and swap products.

OE Wind AG

Since 2023 · 1–10 empl.

OE Wind AG develops commercial wind-energy generation projects and carries out project development activities in the field of eolic renewable energy. The company operates within the OE-EN group and focuses on progressing wind generation projects through the development phase.

Agosti Green Energy Holding AG

Since 2021 · 11–20 empl.·5.0(5)

Agosti Green Energy Holding AG is listed on the Swiss Renewable Solutions website as the owner of Swiss Renewable Solutions. Swiss Renewable Solutions implements and finances building concepts based on renewable, CO2‑neutral technologies, with a focus on solar contracting, photovoltaic systems, heat pumps and storage solutions.

Virtus Resources Partners AG

Since 2023 · 1–10 empl.

The core activity of Virtus Resources Partners AG is the development and implementation of technologies for the automation and optimization of energy supply, particularly in the field of renewable and low-emission energy. The company focuses on physical energy trading logistics and the associated supply chains and infrastructures. By using artificial intelligence (AI) and machine learning, Virtus aims to stabilize energy supply, reduce energy consumption, and improve the efficiency of energy distribution.

Haral Energie AG

Since 2023 · 1–10 empl.

The core activity of Haral Energie AG is the planning, consulting and implementation of biogas plants, particularly for agricultural businesses, for the production of heat and electricity from farm manure.

Deep Atomic AG

Since 2024 · 1–10 empl.

Deep Atomic AG is a project developer and systems integrator that connects Small Modular Reactors (SMRs) to data center and AI infrastructure. Its services include nuclear feasibility and site screening, thermal‑fluid and balance‑of‑plant design, permitting strategy, and project delivery partnerships.

Meri Energy AG

Since 2022 · 1–10 empl.

The core activity of Meri Energy is the development, manufacturing and distribution of storage batteries for renewable energies, particularly for use in photovoltaic systems. The company offers various battery models, including 5 kWh, 6.5 kWh and 5 kWh Stackable Battery, and emphasizes the high quality and reliability of its products. Meri Energy also provides technical support and a guarantee with guaranteed minimum energy output.

Sundust Financing AG

Since 2024 · 1–10 empl.

Sundust Financing AG finances and operates photovoltaic systems, battery storage systems, and charging infrastructure for real estate, commercial, and industrial customers. The company also provides contracting, planning, administration, billing, and operation services for energy assets.

Glencore (Far East) AG

Since 1975 · 1–10 empl.·2.7(41)

Glencore (Far East) AG is a trading and natural resources company that produces, recycles, sources, markets and distributes metals, minerals and energy products. Its activities include metals and minerals, energy, recycling and commodity marketing.

Glencore (Asia) AG

Since 1983 · 1–10 empl.·2.7(41)

Glencore (Asia) AG is a globally diversified natural resources company that produces, sources, markets and distributes metals, minerals and energy products. The company also operates in recycling and in the trading and marketing of commodities.

Glencore (South East Asia) AG

Since 1990 · 1–10 empl.·2.7(41)

Glencore (South East Asia) AG is part of Glencore and operates in the production, marketing and trading of commodities, including metals, minerals and energy products.

Glencore AG

Since 1978 · 11–20 empl.·2.7(41)

Glencore AG is a globally diversified natural resources company that produces, sources, markets and distributes metals, minerals and energy commodities and provides recycling services.

CH Excellence GmbH

Since 2023 · 1–10 empl.

The company develops and markets energy or technology products, particularly in the field of decentralized energy solutions, such as battery storage and charging infrastructure for electric vehicles. It focuses on optimizing the use of renewable energies and developing innovative product strategies.

Westgass Energy AG

Since 2025 · 1–10 empl.

Westgass Energy AG is an independent energy trading and industrial development group. The company trades in physical energy markets and develops industrial projects with renewable power access.

Flint Labs AG

Since 2026 · 1–10 empl.

Flint Labs AG develops Flint Paper Battery, a water-based rechargeable battery technology made with renewable materials. The company focuses on sustainable energy storage for applications ranging from IoT devices to large-scale energy storage systems.

NoctOps GmbH

Since 2025 · 1–10 empl.

NoctOps GmbH is a Swiss electrical engineering and systems company. It develops and delivers custom electrical systems and subsystems, along with engineering, technical sourcing, manufacturing, system integration, testing and commissioning services.

HydroRide Europe AG

Since 2024 · 1–10 empl.·5.0(1)

The core activity of HydroRide Europe AG is the development and manufacture of hydrogen energy solutions, in particular hydrogen-powered bicycles, energy systems and tanks, as well as fuel cells and hydrogen generators.

Westgass Holding AG

Since 2026 · 1–10 empl.

Westgass Holding AG is an independent group active in energy trading and industrial project development. The company trades physical energy, including natural gas, power, liquids and low-carbon fuels, and develops industrial assets focused on renewable energy supply.

HELIOS ENERGY EM AG

Since 2008 · 1–10 empl.

HELIOS ENERGY EM AG provides consulting services for commodity trading, focusing on natural gas, crude oil, petroleum products, metals and rare earths. Services include process consulting for trade execution, supplier and customer assessment, financing advice, and provision of IT solutions and managed services such as data centre operations, networking, e-mail services and IT security.

SwissEco Power SA

Since 2009 · 1–10 empl.

SwissEco Power SA connects investors with renewable energy projects and provides strategic intermediation as well as institutional and administrative support. The company works in hydropower, photovoltaic and wind sectors and supports projects from licensing and concessions through to delivery, with activity focused on the Balkan market, notably Serbia and Bosnia and Herzegovina.

TG2 GmbH

Since 2016 · 11–20 empl.

The core activity of TG2 is the development and implementation of projects in the field of renewable energy, particularly through the recycling of waste streams and the production of bio-based energy carriers. This includes: The development of photovoltaic projects in Japan; The production of bio-based pellets from agricultural waste streams in Southeast Asia as an environmentally friendly alternative to coal; Supporting projects that convert industrial waste streams into valuable resources; Promoting environmentally friendly agricultural practices and supporting community programs for ecological agriculture. The company pursues a balanced business approach that considers social, ecological and financial aspects, aiming to have a positive impact on the environment and society.

TARGET Holding GmbH

Since 2016 · 1–10 empl.

The company's core activity is the development and promotion of renewable energies, particularly wind energy and wave energy.

META Engineering AG

Since 2019 · 1–10 empl.

The core activity of META Engineering AG is the investment and management of projects in the field of renewable energies, particularly in the development of large-scale energy projects such as wind farms and biofuel production, with the aim of promoting a sustainable future and supporting the transition to renewable energies.

Nippur AG

Since 2021 · 11–20 empl.

The core activity of Nippur AG is to provide comprehensive energy solutions, particularly in the field of energy supply and optimization. The company offers tailored solutions to businesses and institutions to reduce their energy costs and improve their energy efficiency. This also includes hedging solutions that enable customers to stabilize and minimize their energy costs. Nippur AG positions itself as an expert in the energy sector and offers its customers a comprehensive range of services to meet their energy needs.

LIGRIN AG

Since 2023 · 1–10 empl.

LIGRIN AG develops a Waste-to-Resources process that converts agricultural residues and food waste into Sustainable Aviation Fuel, renewable diesel and a full NPK organic fertilizer. The company states that the process reduces emissions and supports a circular bio-economy.

ATHERYON HOLDING AG

Since 2024 · 1–10 empl.

ATHERYON HOLDING AG develops and operates biomethane production facilities that convert organic waste into biomethane using semi‑dry digestion technology, and provides biomethane supply and related services to sectors including high‑end hospitality. Services include organic waste management programs, decentralized storage units (Pods), CO2 supply for water remineralization, and taxonomy/certification support.

Georesearch AG

Since 2008 · 1–10 empl.

TTQS ENERGY AG

Since 2009 · 11–20 empl.

The core activity of TTQS ENERGY AG is the development and marketing of electricity generators based on NEUTRINO®VOLTAIK technology, in particular products that can be pre-ordered from March 2024.