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4Projects GmbH 

Hottwil · Since 2014

The core activity of 4Projects GmbH is consulting, training and certification in the field of project management, including: preparation and coaching for international and national certifications in project management (IPMA, IPMA Agile Leadership); training and further education for individuals and companies in classical, hybrid and agile methodologies; remote coaching, project coaching and support in projects; introduction and optimization of Project Management Office (PMO) in companies; introduction and optimization of project, program and portfolio management in companies. The company also offers certifications at various levels, such as IPMA Level D, C, B and A, as well as IPMA Agile Leadership.

AGA Ganser Metalltechnik 

Hottwil · Since 2015

The company's core activity is the assembly and distribution of aluminum balcony and sight protection elements, including balcony railings, garden fences and gates, as well as consulting and planning of outdoor facilities for private customers.

Bouti GmbH 

Hottwil · Since 2015

Ramon Keller naturnahe Gartengestaltungen 

Hottwil · Since 2026

Raphael Stolz Immobilien GmbH 

Hottwil · Since 2016

Tecro GmbH 

Hottwil · Since 2007

The core activity of Tecro GmbH encompasses services and products in the field of property management, specifically: building maintenance, caretaking, garden maintenance, technical services and repairs, renovation and repair work, as well as installation and maintenance of balcony power plants and solar systems. The company thus offers comprehensive services for the maintenance and management of real estate.

WALDBURGER BAU GMBH 

Hottwil · Since 2020

The core activity of Waldburger Bau GmbH encompasses the provision of services in the fields of construction, civil engineering and landscaping, as well as building planning. In particular, the company offers the following activities: construction, civil engineering, landscaping, and building planning. The company is primarily active in the Mettau Valley, Frick Valley and Zurzibiet, as well as in the regions of Brugg and Baden.

Waldburger AG 

Hottwil · Since 1974

Waldburger AG provides construction planning services in the engineering and architectural fields. The company’s website states it offers planning, consulting and project-related services for building projects, including civil engineering and landscape/garden planning.

Waldburger Ingenieure AG 

Hottwil · Since 2022

Waldburger Ingenieure AG designs and implements infrastructure for water supply and undertakes projects in wastewater management, civil engineering and traffic infrastructure. The firm also provides asset-management and service offerings, consulting, project planning and construction support for municipal and private clients.

Weiss Bauservice GmbH 

Hottwil · Since 2020

The core activity of Weiss Bauservice GmbH includes garden and civil engineering works, comprising: Garden construction: walls, lawn seeding and maintenance, stone gardens, paving, forecourts and seating areas, pool and pond excavations. Arboriculture: professional tree felling and disposal of branch material and root stock. Garden maintenance: care of trees, hedges, plants and lawns, chipping service. Excavation work: pool excavations, grave digging, backfilling, general civil engineering works. Mini-dumpster service: delivery of dumpsters for the disposal of materials such as horse manure, waste and green waste. Core drilling: precise drilling for garden construction and installations.

Wernli Trade AG 

Hottwil · Since 1993

Holzbär Keller 

Hottwil · Since 2021

Holzbär Keller sells processed firewood (e.g. beech and mixed wood) in various lengths and offers delivery on request. The business also carries out forestry work for private woodlands, provides workshop and maintenance services for machinery, and rents trailers and a party grill.

JS Umwelttechnik AG 

Hottwil · Since 1997

The core activity of JS Umwelttechnik AG is the sizing, delivery and installation of components for wastewater treatment plants in the municipal and industrial sectors, as well as the distribution of high-quality products in Switzerland and neighboring countries.

Keller Bus GmbH 

Hottwil · Since 2022

The company Postauto Keller Niederwil offers various services in the field of passenger transport, particularly: Bus transport (school bus, shuttle services, multi-day trips, winter trips), Tourist transport (wedding trips, excursion trips, retirement, anniversary), Rental car transport (VW Beetle Cabrio, Saurer Schnauzenpostauto, Saurer RH Clubliner, Saurer RH Reisewagenpostauto), Special trips (e.g. with flower decorations on the vehicle). The core activity of the company is therefore the operation of passenger transport services, particularly in the field of bus transport and rental car transport.

Kreativatelier Schild 

Hottwil · Since 2025

FTO AG 

Hottwil · Since 2025

FTO Maschinenservice GmbH 

Hottwil · Since 2013

The core activity of FTO Maschinenservice GmbH is the sale and repair of sheet metal processing machines (cutting and forming) throughout Switzerland.

Daniel Oetiker Hufbeschlag GmbH 

Hottwil · Since 2021

Elektra Mettauertal und Umgebung Genossenschaft (EMU) 

Hottwil · Since 1916

The core activity of Elektra Mettauertal and Umgebung is the supply of electricity to customers and the associated services, such as meter reading, management of customer notifications and provision of online switches for customers. The company also offers services in the field of installation and construction of power grids.

professional hoofcare Christoph Müller 

Hottwil · Since 2014

The core activity of the company "Professional Hoofcare" is barefoot hoof care, particularly hoof care and technology for horses, including the manufacture and repair of horseshoes as well as the application of various hoof treatment techniques such as Duplo shoeing and glue-on shoeing.