General Contractors in
Altendorf

24 companies in General Contractors based in Altendorf — name and year of registration from the commercial register. The list below shows them all.

Companies

All 24 companies in Altendorf

Ramensperger AG Logo

Ramensperger AG

Since 1973

General contractor
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ZZ-Generalunternehmung AG Logo

ZZ-Generalunternehmung AG

Since 2000

General contractorReference projects in residential and commercial constructionCurrent projects
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IMMO KISTLER AG Logo

IMMO KISTLER AG

Since 2011

Real estate general contractingReal estate project developmentSales and rentals of apartments and commercial spaces
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March ImmoBau AG Logo

March ImmoBau AG

Since 2016

Project developmentExecutionClient representation and client advisory
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ZZ-GU AG Logo

ZZ-GU AG

Since 2017

General contractorCurrent projectsReferences
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Egelsee Generalunternehmung AG Logo

Egelsee Generalunternehmung AG

Since 2018

General and Total ContractorProject Development and Construction ExecutionProject Sales
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EK

Edwin Knobel Bauunternehmung AG

Since 1977

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G&

GABRIEL & PARTNER IMMOBILIEN AG

Since 1979

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CA

Casatop AG

Since 1994

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K&

Keller & Schwyter GmbH

Since 2003

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IC

Immo Consult GmbH

Since 2008

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L(

Leanrusati (Immobilien) AG

Since 2008

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GP

Generalunternehmung PRJ GmbH

Since 2011

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NG

NOVO Generalbauunternehmung GmbH

Since 2020

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S&

Stutz & Stecher Baumanagement AG

Since 2021

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SB

SIGMA Baumanagement AG

Since 2021

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DG

Digal GmbH

Since 2022

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JI

Juno Invest AG

Since 2023

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MG

MASH GU GmbH

Since 2023

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LB

L&P BAU GmbH

Since 2023

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SG

SAMI Generalbau AG

Since 2024

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GB

Giovanni Bau GmbH

Since 2025

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RK

RR Konstruktion GmbH

Since 2025

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GD

GB Development & Real Estate AG

Since 2026

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General Contractors in Altendorf

24General ContractorsCommercial register (Zefix) · as of September 24, 2026
2018Median year of registrationCommercial register (Zefix) · as of September 24, 2026
341in the Canton of SchwyzCommercial register (Zefix) · as of September 24, 2026
9,174in SwitzerlandCommercial register (Zefix) · as of September 24, 2026
Locations

General Contractors in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 24, 2026

Largest places

Pfäffikon SZ48Wollerau30Schindellegi30Lachen SZ25Freienbach21Wilen B. Wollerau16Bäch SZ14Brunnen13Immensee12Einsiedeln10
Industry axis

General Contractors in other places

General Contractors across Switzerland
Pfäffikon SZ48Wollerau30Schindellegi30Lachen SZ25Freienbach21Wilen B. Wollerau16Bäch SZ14Brunnen13Immensee12Einsiedeln10Feusisberg9Tuggen8Siebnen7Schwyz7Goldau7Küssnacht am Rigi7Wangen SZ5Steinen5

By canton

Canton of Zurich1,197Canton of Vaud833Canton of Ticino803Canton of Bern705Canton of Geneva617Canton of Aargau558Canton of St. Gallen543Canton of Fribourg468Canton of Lucerne442Canton of Valais437Canton of Zug403Canton of Schwyz341Canton of Thurgau330Canton of Grisons292Canton of Basel-Country256Canton of Solothurn213Canton of Neuchâtel120Canton of Appenzell Outer Rhodes91Canton of Nidwalden76Canton of Schaffhausen68Canton of Glarus50Canton of Obwalden48Canton of Jura37Canton of Appenzell Inner Rhodes21Canton of Uri15
Place axis

Other industries in Altendorf

All companies in Altendorf
Management Consulting116Holding Companies112Property Management105Real Estate Project Development78IT Consulting & Services60Real Estate Brokerage54Software Development43Technical Consulting & Engineering35Fiduciary Offices32Coaching & Personal Development29Wholesale - General Specialty Trade27Trade Fair & Event Organizers25Advertising Agencies25Financial Services23Construction & Project Management22Wholesale - Machinery & Technical Equipment22Mechanical Engineering Industry21Restaurants20Automotive & Vehicle Trade19Recruitment & HR Consulting18Logistics & Transport Companies18Auto Repair Shops17Architecture Firms16Other Service Industries14Building Maintenance14Textile & Clothing Industry13Online Shops13Building Construction12Flooring & Tiling12Administrative Services11Research & Development11Web Portals & Platform Companies11Wholesale - Health & Cosmetic Products11Electrical Planning & Installation10External Asset Management10Food Processing10Continuing Education Institutes10Facility Management & Cleaning10Private Equity & Venture Capital9Catering9Specialized Construction Activities8Plumbing & Building Services8Specialized Construction Installations8Sports & Recreation Instruction8Solar & Photovoltaics8Electrical Industry8Retail - General Specialty Trade8Travel Agencies8