Building services engineer in the
Canton of Zug

86 companies in Building services engineer based in the Canton of Zug — name and year of registration from the commercial register.

Companies

50 of 86 companies

Energy Group AG Logo

Energy Group AG

Since 2017 · 21–50 empl.5.0(7)

Energy Group AG is an interdisciplinary engineering company providing energy solutions for buildings, sites and networks. Its services include energy strategy and implementation, building automation and network planning, as well as energy monitoring, photovoltaic systems, storage solutions and e-mobility.

EngineerBuilding automationEnergy strategy and implementationNetwork planning
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #1
Qualis AG Logo

Qualis AG

Since 2019 · 11–20 empl.4.6(11)

Qualis AG provides services in architecture, construction management, building services and building technology. Its activities include planning and project design, tendering, site supervision and project delivery, as well as renovation work and the planning and installation of plumbing and heating systems.

ArchitectArchitectureConstruction managementConstruction service
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #2
Pfiffner AG, Zweigniederlassung Zug Logo

Pfiffner AG, Zweigniederlassung Zug

Since 1969 · 11–20 empl.4.1(20)

Pfiffner AG, Zweigniederlassung Zug plans and implements building technology for private and public construction projects. Its services include energy concepts and overall planning, as well as heating, ventilation, air conditioning, cooling, plumbing and building automation systems, together with maintenance.

Building services engineerEnergy concept / overall planningHeatingVentilation / air-conditioning
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
WISAN Technik AG Logo

WISAN Technik AG

Since 1972 · 1–10 empl.

WISAN Technik AG plans drainage solutions for balconies and flat roofs and supplies building-services products. Its range includes LORO-X drainage and pipe systems, MONSUN channels, stainless-steel products and heating accessories; the company also provides technical advice and represents manufacturers in Switzerland.

Building services engineerPlanning of balcony and flat roof drainageFlat roof drainage systems (LORO)Gutter systems (MONSUN)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Otto Bachmann AG, Ingenieurbüro für Heizung-Lüftung-Sanitär Logo

Otto Bachmann AG, Ingenieurbüro für Heizung-Lüftung-Sanitär

Since 1976 · 11–20 empl.

Otto Bachmann AG, Ingenieurbüro für Heizung-Lüftung-Sanitär is an independent building-services consultancy and engineering firm. It plans heating, ventilation, air-conditioning and plumbing systems and develops project-specific solutions for energy and building technology.

Building services engineerHVAC-S planningHeating system planningVentilation and air-conditioning planning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Kannewischer Ingenieurbüro AG Logo

Kannewischer Ingenieurbüro AG

Since 1984 · 21–50 empl.

Kannewischer Ingenieurbüro AG plans building services, focusing on energy, building and swimming pool systems. Its services span concept development and project planning through detailed design and specialist construction supervision.

Building services engineerConsultingPlanningProject Management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Alfacel AG Logo

Alfacel AG

Since 1987 · 21–50 empl.

Alfacel AG is an engineering firm specialising in building automation and energy optimisation. Its services include planning and coordinating building technology systems, overseeing their implementation and commissioning, and providing energy monitoring and operational optimisation.

Building services engineerBuilding Automation PlanningHead of Building ServicesTechnical Specialist Coordination
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Josef Moser AG Logo

Josef Moser AG

Since 1993 · 11–20 empl.

Josef Moser AG is an engineering firm specialising in the planning of heating, ventilation, air-conditioning and plumbing systems. Its services also include technical coordination, energy assessments, simulations, and the planning of cooling and sprinkler systems.

Building services engineerHeatingVentilationCooling
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Arzethauser & Partner GmbH Logo

Arzethauser & Partner GmbH

Since 1999 · 1–10 empl.

Arzethauser & Partner GmbH provides planning and consulting for integrated building services and energy systems. Its services include energy concepts, building services planning, operational optimisation, expert assessments, heating cost statements and support with subsidy programmes.

Building services engineerPlanning & consultingEnergy & building services conceptsOperational optimization & expertise
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Global 17 AG Logo

Global 17 AG

Since 2000 · 1–10 empl.

Global 17 AG provides planning and digitisation services for the construction industry. Its activities include electrical planning, heating, ventilation, air conditioning and plumbing, architecture, and CAD modelling and visualisation, including the use of BIM methods.

Building services engineerBuilding services planningCAD servicesArchitecture services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
ATZWANGER (Suisse) AG Logo

ATZWANGER (Suisse) AG

Since 2008 · 101–500 empl.

ATZWANGER (Suisse) AG is part of an engineering and plant construction business that plans and delivers systems for waste, energy, bathing water, drinking water and wastewater, and building technology. Its services also include plant maintenance and support.

EngineerWaste treatment technologyEnergy technologyBathing water technology
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
iten energy saving gmbh Logo

iten energy saving gmbh

Since 2008 · 1–10 empl.

iten energy saving gmbh provides energy consulting for energy-efficient building systems, engineering and building-services installations. Its services include energy and renovation concepts, energy performance documentation, photovoltaics, operational optimisation, thermography and client representation in construction projects.

Building services engineerEnergy consultingOverall energy conceptsRenovation concepts
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
PECSO - Energy Consulting & Solutions - Pino Pacifico Logo

PECSO - Energy Consulting & Solutions - Pino Pacifico

Since 2009 · 1–10 empl.

PECSO - Energy Consulting & Solutions - Pino Pacifico provides energy consulting and services related to solar energy and building systems. Its services include solar installations, building-services planning, feasibility studies, construction supervision, thermography, GEAK energy assessments and monitoring of building systems.

Building services engineerSolar systemsEnergy solutionsSite supervision
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #13
HEFTI. HESS. MARTIGNONI. Zug AG Logo

HEFTI. HESS. MARTIGNONI. Zug AG

Since 2010 · 101–500 empl.

HEFTI. HESS. MARTIGNONI. Zug AG is an engineering firm providing building-services planning and HVAC, plumbing and electrical engineering for building and infrastructure projects. Its services include building automation, energy supply, photovoltaics, lighting and fire safety planning.

Building services engineerBuilding services design (HLKSE+)
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #14
patrick denzler - engineering für hlk Logo

patrick denzler - engineering für hlk

Since 2010 · 1–10 empl.

patrick denzler - engineering für hlk plans and oversees building services systems for heating, ventilation, air conditioning, refrigeration and plumbing. Its services include integrated planning, construction management, client advisory, energy and environmental consulting, expert assessments and BIM planning.

Building services engineerOverall planningEnergy and environmental consulting / expert reportsBuilding services planning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #15
AAAC AG Logo

AAAC AG

Since 2010 · 1–10 empl.

AAAC AG provides engineering services in property, energy, cooling and climate systems, and automation. Its activities include building and energy consultancy, the planning and implementation of systems, and control technology for process control and building automation.

Building services engineerReal estateEnergyCooling & Climate
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #16
HKG Engineering AG Rotkreuz Logo

HKG Engineering AG Rotkreuz

Since 2010 · 11–20 empl.

HKG Engineering AG Rotkreuz provides planning and consulting in electrical and building engineering for buildings and infrastructure. Its services include electrical engineering, building automation and IT, security and energy solutions, consulting, digitalisation and overall planning.

Building services engineerElectrical engineeringBuilding automationBuilding informatics
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #17
BEG Bürli Logo

BEG Bürli

Since 2010 · 1–10 empl.

BEG Bürli provides energy consulting for existing and new buildings and plans building-services systems. Its services include energy performance documentation, building-envelope optimisation and integrated planning of heating, ventilation and air-conditioning systems.

Building services engineerEnergy consulting for new buildingsEnergy consulting for existing buildingsBuilding services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #18
Valtria Swiss AG Logo

Valtria Swiss AG

Since 2018 · 1–10 empl.

Valtria Swiss AG designs and installs cleanrooms, dry rooms, and containment and biosafety areas. Its turnkey services cover concept development, engineering, construction, commissioning, validation, and maintenance, including HVAC systems, air treatment, and equipment for clean processes.

Building services engineerTurnkey cleanroom solutionsTechnical serviceClean-environment architecture
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #19
LS plus AG Logo

LS plus AG

Since 2018 · 1–10 empl.

LS plus AG is a building-services engineering firm specialising in heating, ventilation, air conditioning and plumbing. It also plans refrigeration and drainage systems and supports construction projects from initial concepts through tendering and implementation to commissioning.

Building services engineerBuilding services designHeating system designVentilation design
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #20
FortytwoN AG Logo

FortytwoN AG

Since 2018 · 11–20 empl.

FortytwoN AG provides interdisciplinary consulting and engineering services for businesses and projects. Its areas of activity include data centers, engineering, digitalization, Building Information Modeling, digital infrastructure, and HR.

EngineerData CenterEngineeringDigitalisation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #21
IDL Baumann GmbH Logo

IDL Baumann GmbH

Since 2004 · 1–10 empl.

Building services engineer
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #22
GRANDTIME AG Logo

GRANDTIME AG

Since 2008 · 1–10 empl.

Management consultant
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #23
Olos AG Logo

Olos AG

Since 1998 · 21–50 empl.4.8(5)

Olos AG is an engineering consultancy for energy and building services, providing building systems planning. Its services cover heating, ventilation, air conditioning, plumbing, fire protection and smoke extraction, as well as energy advice, GEAK assessments and Minergie.

Building services engineerBuilding services planningHeatingVentilation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #24
SCHERLER AG Logo

SCHERLER AG

Since 1993 · 101–500 empl.4.7(3)

SCHERLER AG is an engineering consultancy for building services design. Its work includes planning and coordinating electrical systems, building automation, ICT, security and lighting technology, and energy supply, as well as supporting construction projects from concept development through implementation.

Building services engineerEngineeringEngineering consultingBuilding optimisation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #25
Abicht Zug AG Logo

Abicht Zug AG

Since 2018 · 11–20 empl.5.0(1)

Abicht Zug AG is an engineering firm that plans building services systems. Its areas of work include heating, ventilation, air conditioning, refrigeration and plumbing, building automation, fire protection, and energy and sustainability concepts.

Building services engineerDesign of heating, ventilation, air conditioning and sanitary systemsServices in development, planning and property managementFire protection and master planning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #26
HeiVi AG Logo

HeiVi AG

Since 2018 · 1–10 empl.

HeiVi AG is a building-services engineering firm specialising in commercial and residential buildings. Its services include planning heating, ventilation, air-conditioning, refrigeration and building automation systems, optimising the operation of building services, and renting measurement equipment.

Building services engineerBuilding services planning (HVACR)Building automation (BMS)Operational optimisations
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #27
GRP Ingenieure AG Logo

GRP Ingenieure AG

Since 2013 · 1–10 empl.5.0(3)

GRP Ingenieure AG is an engineering firm that plans and designs building services systems. Its areas of expertise include sanitary and sprinkler systems, technical coordination and technical media, as well as assessments and expert reports.

Building services engineerSanitary engineeringSprinkler systemsTechnical coordination
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #28
Abicht Dienste AG Logo

Abicht Dienste AG

Since 2018 · 1–10 empl.5.0(1)

Abicht Dienste AG is a company of the Abicht Gruppe that provides services across the building lifecycle, including facility management, building services engineering (heating, ventilation, air‑conditioning, sanitary and electrical systems), building automation, and energy and fire‑protection concepts.

Building services engineerServicesSolutions for general plannersSolutions for the public sector
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #29
Andy Wickart Haustechnik AG Logo

Andy Wickart Haustechnik AG

Since 2000 · 21–50 empl.4.0(4)

Andy Wickart Haustechnik AG is an engineering firm specialising in energy and building services. It plans heating, ventilation, air-conditioning, cooling and plumbing systems, as well as thermal networks and energy centres, and provides services including energy consulting, building automation and specialist construction supervision.

Building services engineerHVAC&R & Sanitary Services DesignBuilding Services General DesignerEnergy Concepts / Energy Consulting
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #30
Junit AG Logo

Junit AG

Since 2023 · 1–10 empl.5.0(5)

Junit AG is a building services consultancy and engineering firm that plans, coordinates and optimises building systems. Its services include heating, cooling, ventilation, plumbing and building automation, as well as construction supervision and energy consulting.

Building services engineerConsultingEngineeringSpecialist construction management
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #31
Schnyder Ingenieure AG Logo

Schnyder Ingenieure AG

Since 2002 · 21–50 empl.5.0(1)

Schnyder Ingenieure AG is an engineering company specialising in energy supply and automation. It plans and designs systems, prepares energy-economic and technical assessments, and provides energy and environmental consulting for buildings and building services.

EngineerBuilding services engineeringEnergy industryProject management
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #32
iSapina GmbH Logo

iSapina GmbH

Since 2020 · 1–10 empl.5.0(3)

iSapina GmbH operates in energy and building services engineering, with services related to heating, ventilation, air conditioning and plumbing systems. Its stated expertise includes building services engineering and energy consulting.

Building services engineerTechnical and energy consulting
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #33
Logus AG Logo

Logus AG

Since 2012 · 21–50 empl.5.0(1)

Logus AG is an engineering consultancy specialising in building services. It provides consulting and design for building systems, as well as technical general planning, specialist planning and construction supervision, including heating, cooling, ventilation, air conditioning, plumbing and building automation.

Building services engineerConsultingTechnical general planningSpecialist engineering design
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #34
WATTELSE AG Logo

WATTELSE AG

Since 2012 · 1–10 empl.5.0(2)

WATTELSE AG provides independent expertise in heating, ventilation, air conditioning and building automation. Its services include quality assurance, second opinions, condition assessments and operational optimisation, alongside digital tools for analysing and monitoring building systems.

Building services engineerHVAC quality assurance during constructionOperational optimisation of building servicesSecond opinion HVAC
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #35
Zugerplan AG Logo

Zugerplan AG

Since 2021 · 1–10 empl.5.0(3)

Zugerplan AG provides planning, consulting and implementation services in building services engineering. Its work covers heating, cooling, ventilation and plumbing systems, support with regulatory approvals, and BIM services.

Building services engineerBuilding services planningHeating planningCooling planning
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #36
consing AG Logo

consing AG

Since 2011 · 11–20 empl.5.0(1)

consing AG is an engineering and consulting firm working in energy supply, automation and infrastructure. It plans and designs facilities, provides energy and environmental advice for buildings and building services, and prepares energy-sector and technical assessments.

EngineerEnergy sectorBuilding services engineeringProject management
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #37
H5 Haustechnik AG Logo

H5 Haustechnik AG

Since 1994 · 11–20 empl.5.0(1)

H5 Haustechnik AG is an engineering consultancy for building services and energy. It advises on, designs, plans and coordinates heating, ventilation, air conditioning and cooling, plumbing, energy and fire-protection systems, and supports projects from tendering through acceptance.

Building services engineerBuilding services engineering designHeating system planningVentilation planning
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #38
Wealth and Living Projektmanagement Gebäudetechnik GmbH Logo

Wealth and Living Projektmanagement Gebäudetechnik GmbH

Since 2021 · 1–10 empl.5.0(3)

Wealth and Living Projektmanagement Gebäudetechnik GmbH provides construction management services. Its activities include client advisory and representation, planning and site management—including building services and fire protection—as well as property marketing, valuations, sales and management.

Building services engineerBuilding Services Project ManagementReal Estate
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #39
Haustechnik Alfred Meier AG Logo

Haustechnik Alfred Meier AG

Since 2010 · 1–10 empl.5.0(1)

Haustechnik Alfred Meier AG provides planning and consulting for building services, including heating, ventilation, air conditioning and plumbing. It plans systems for new buildings and renovations and also works with alternative energy.

Building services engineerBuilding services planningConsulting for renovation and building servicesRenovation of building services
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #40
AAAC Swiss AG Logo

AAAC Swiss AG

Since 2024 · 1–10 empl.

AAAC Swiss AG plans and delivers engineering services for buildings, energy, cooling and climate control, and automation. Its services include energy consulting, heat pumps, air-conditioning equipment, commercial refrigeration, and control technology.

Building services engineerEngineering services for real estateEnergy consulting and PV systemsRefrigeration and air conditioning technology
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #41
Bürkler & Partner Bauprojekte AG Logo

Bürkler & Partner Bauprojekte AG

Since 2024 · 1–10 empl.5.0(3)

Bürkler & Partner Bauprojekte AG provides building-services engineering for clients, architects and partner companies. Its services include HVAC and electrical engineering, consulting, needs assessments, project management and specialist construction supervision.

Building services engineerHVAC & Plumbing EngineeringElectrical EngineeringSpecialist construction management
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #42
Steve Obrist Engineering Solutions Logo

Steve Obrist Engineering Solutions

Since 2023 · 1–10 empl.

Steve Obrist Engineering Solutions is an engineering office for energy and building services. It plans heating, ventilation, air conditioning and cooling systems, and provides dynamic system and thermal building simulations, calculations and economic analyses.

Building services engineerBuilding Services Engineering DesignHeating and CoolingVentilation and Air Conditioning
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #43
Renovaq GmbH Logo

Renovaq GmbH

Since 2024 · 1–10 empl.

Renovaq GmbH provides strategic project management and technical real estate consulting for complex property projects. Its services include technical consulting on plumbing, ventilation and cooling systems, planning for heating systems and photovoltaic installations, and client representation and coordination for conversions and renovations.

Building services engineerStrategic project management and technical real estate consultingTechnical due diligence and HVAC consultingEnergy strategy and ESG transformation
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #44
TT

tib Technik im Bau, Achermann und Heller

Since 2003 · 1–10 empl.5.0(1)

Building services engineer
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #45
Bisonti Sanitärplanung GmbH Logo

Bisonti Sanitärplanung GmbH

Since 2025 · 1–10 empl.

Bisonti Sanitärplanung GmbH provides engineering and specialist planning for sanitary and sprinkler systems in residential, commercial and laboratory buildings, as well as special projects. Its services include planning from initial studies through implementation, construction supervision, tendering, hydraulic calculations and model-based 3D BIM coordination.

Building services engineerSanitary PlanningSprinkler Planning3D BIM Planning
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #46
Sigma Engineering GmbH Logo

Sigma Engineering GmbH

Since 2025 · 1–10 empl.

Sigma Engineering GmbH specializes in integrated design-build solutions for cleanrooms and other technically demanding controlled environments. Its services include consulting, design and engineering, as well as support for construction, commissioning and qualification of facilities.

Building services engineerCleanroom Consulting and Project DevelopmentCleanroom Engineering and DesignPartial and Full Facility Deliveries
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #47
planbaar GmbH Logo

planbaar GmbH

Since 2024 · 1–10 empl.5.0(1)

planbaar GmbH is an independent building-services, energy and fire-safety planning firm. It provides consulting and planning for heating, ventilation, air-conditioning and sanitary systems, as well as energy concepts and fire-safety solutions.

Building services engineerHeating system planningEnergy concepts and energy certificatesVentilation and air-conditioning planning
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #48
BL Haustechnik GmbH Logo

BL Haustechnik GmbH

Since 2025 · 1–10 empl.

BL Haustechnik GmbH plans and installs building services for heating, ventilation and plumbing. Its services also include energy consulting, installation of heating and solar systems, and maintenance and repairs.

Building services engineerHeating installations and heating modernizationSanitary planning and bathroom renovationVentilation systems
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #49
AS-Technics GmbH Logo

AS-Technics GmbH

Since 2014 · 1–10 empl.

AS-Technics GmbH plans heating and cooling systems for industrial and building projects. Its engineering services cover project design, tendering, implementation and commissioning.

EngineerPlanning of heating and cooling systemsHeat technologyCooling and air-conditioning technology
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Building services engineer in the Canton of Zug

86Building services engineerCommercial register (Zefix) · as of November 15, 2026
2018Median year of registrationCommercial register (Zefix) · as of November 15, 2026
86in the Canton of ZugCommercial register (Zefix) · as of November 15, 2026
2,231in SwitzerlandCommercial register (Zefix) · as of November 15, 2026
Locations

Building services engineer in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 15, 2026