General Contractors in
Herisau

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

Companies

All 36 companies in Herisau

LEVA Group GmbH Logo

LEVA Group GmbH

Since 2000 · 11–20 empl.4.9(298)

LEVA Group GmbH is a general contractor that coordinates and delivers construction services from planning through turnkey handover. Services listed include planning and strategic consulting, project management, renovations and conversions, heating/ventilation/cooling and industrial systems, interior fit-out, window/door works and external site works.

General ContractorsFull renovationBuilding services & HVAC/SBathroom conversion & renovation
ranQ Trust Score 4.6 out of 5.0, rated Excellent, Rank #1
P+P Generalunternehmung GmbH Logo

P+P Generalunternehmung GmbH

Since 2021 · 1–10 empl.4.9(298)

P+P Generalunternehmung GmbH is a general contracting firm providing construction services from planning through turnkey handover, including project management, renovations, interior fit-out and building services such as heating, ventilation and cooling.

General ContractorsComprehensive renovationBuilding services & HVACBathroom renovation
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #2
Richard Bremgartner Schwimmbad- und Saunabau Logo

Richard Bremgartner Schwimmbad- und Saunabau

Since 2005 · 1–10 empl.5.0(3)

The core activity of Dream Pools is the construction, renovation and maintenance of swimming pools, whirlpools and saunas.

General ContractorsSwimming pool constructionSwimming pool maintenanceSwimming pool refurbishments
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
VIVET Projektmanagement AG Logo

VIVET Projektmanagement AG

Since 2019 · 1–10 empl.

The company provides services in the field of owner representation and general contracting. It supports customers with commercial and legal matters, from land acquisition to the turnkey handover of construction projects, and coordinates the processes between architects, craftsmen, authorities and customers.

General ContractorsClient representationTotal contractorConstruction project management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
CSR Baumanagement AG Logo

CSR Baumanagement AG

Since 2011 · 1–10 empl.4.0(4)

The company's core activity is the realization of buildings as a general contractor, including the organization, coordination and supervision of the entire construction process, from land acquisition to handover of the keys.

General ContractorsConstruction Project ManagementArchitectural Services3D Visualizations
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #5
Alpen Solar GmbH Logo

Alpen Solar GmbH

Since 2025 · 1–10 empl.

Alpen Solar GmbH plans, installs and maintains photovoltaic and solar systems for private and business customers. The company also handles permit applications, approvals, commissioning, acceptance checks, and storage and backup power solutions.

General ContractorsPhotovoltaic Planning and Notification ApplicationsPV Installation and CommissioningSolar System Acceptance and Inspection
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #6
FOROL Generalunternehmung AG Logo

FOROL Generalunternehmung AG

Since 2026 · 1–10 empl.

FOROL Generalunternehmung AG is a total and general contractor for construction projects. The company provides consulting, construction management and project management, planning and permit handling, land acquisition, and turnkey project delivery.

Construction & Project ManagementGeneral ContractingProject DevelopmentConstruction Management
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #7
HL

HANS LONGONI AG

Since 1956 · 1–10 empl.

General Contractors
No score yet
RA

Romiag AG

Since 1972 · 1–10 empl.

Administrative Services
No score yet
DB

DAB Baumanagement AG

Since 1978 · 1–10 empl.

General Contractors
No score yet
KA

KULAG AG

Since 1982 · 1–10 empl.

Architecture Firms
No score yet
DS

D&A Schalungen GmbH

Since 2007 · 1–10 empl.

Building Construction
No score yet
AA

Appart AG

Since 2009 · 1–10 empl.

General Contractors
No score yet
MA

manuinvest ag

Since 2011 · 1–10 empl.

Building Construction
No score yet
MA

Morscher AG

Since 2012 · 1–10 empl.

General Contractors
No score yet
FA

Fux Alpen GmbH

Since 2013 · 1–10 empl.

Technical Consulting & Engineering
No score yet
VB

VERA Bau AC GmbH

Since 2015 · 1–10 empl.

General Contractors
No score yet
RA

Rupp Architektur GmbH

Since 2015 · 1–10 empl.

Architecture Firms
No score yet
SA

serious AG

Since 2015 · 1–10 empl.

Building Maintenance
No score yet
KL

Knöpfel Liegenschaften AG

Since 2017 · 1–10 empl.

General Contractors
No score yet
PB

Profi Bau Z. GmbH

Since 2017 · 1–10 empl.

Construction & Project Management
No score yet
SA

SKOR AG

Since 2019 · 1–10 empl.

General Contractors
No score yet
PG

PASEDA Generalbau AG

Since 2020 · 1–10 empl.

Construction & Project Management
No score yet
DC

DD Constructions AG

Since 2021 · 1–10 empl.

Construction & Project Management
No score yet
MA

Maler Andi, Inhaber Antreas Orfanidis

Since 2021 · 1–10 empl.

General Contractors
No score yet
PS

parallax Swiss Milling Technology AG

Since 2022 · 1–10 empl.

Technical Consulting & Engineering
No score yet
EB

EMIL Bau GmbH

Since 2022 · 1–10 empl.

Building Maintenance
No score yet
MZ

M. Zenuni Bau GmbH

Since 2022 · 1–10 empl.

Building Construction
No score yet
SB

Sonnhalde Bau- und Immobilien GmbH

Since 2023 · 1–10 empl.

General Contractors
No score yet
PB

PF Bautech GmbH

Since 2023 · 1–10 empl.

General Contractors
No score yet
AA

Alpina Armierungen GmbH

Since 2024 · 1–10 empl.

General Contractors
No score yet
CG

Colorato Group GmbH

Since 2024 · 1–10 empl.

General Contractors
No score yet
HI

Homestead Immobilien GmbH

Since 2025 · 1–10 empl.

Construction & Project Management
No score yet
EM

East Management GmbH

Since 2025 · 1–10 empl.

General Contractors
No score yet
RA

Roan AG

Since 2025 · 1–10 empl.

General Contractors
No score yet
LA

LUMINA AG

Since 2026 · 1–10 empl.

General Contractors
No score yet

General Contractors in Herisau

36General ContractorsCommercial register (Zefix) · as of October 11, 2026
2019Median year of registrationCommercial register (Zefix) · as of October 11, 2026
90in the Canton of Appenzell Outer RhodesCommercial register (Zefix) · as of October 11, 2026
9,216in SwitzerlandCommercial register (Zefix) · as of October 11, 2026
Locations

General Contractors in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 11, 2026

Largest places

Speicher9Heiden8Gais6