ranQ
ranQ
ranQ
DirectoryIndustriesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The first Swiss company directory, built to boost AI visibility.

Product
  • Pricing
  • Directory
  • Industries
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,805 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesOtelfingenGrünenwald AG
Grünenwald AG Logo
Verified· 4 sources

Grünenwald AG

Summary

About the company

The core activity of Grünenwald AG encompasses the planning, execution, and maintenance of various plants and systems in the field of renewable energy and building technology, particularly: heat pump systems, drilling operations (deep drilling, earth probe drilling), air purification systems, controlled residential ventilation, solar systems (solar collectors, photovoltaic systems), and climate and refrigeration technology. The company offers comprehensive solutions under the motto "everything under one roof", meaning it assumes responsibility for the entire system from planning to maintenance.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
✓ Offered7
Heat pumps
Heat pump systems for brine-water, water-water and air-water; domestic hot water preparation with domestic hot water heat pumps as well as consultation, planning, installation and service.
Boreholes
Deep boreholes for geothermal probes up to 250 metres, including drilling work even under challenging topographical conditions and an environmentally sound air-lift method.
Solar energy
Solar thermal collectors for domestic hot water heating and heating support, as well as photovoltaic systems for electricity generation and feed-in to the grid.
Air conditioning and refrigeration technology
Ventilation, air-conditioning and refrigeration systems, including variable and constant volume flow systems, chilled ceilings, split units, ice storage systems and heat recovery.
Air purification
Air purification with ceiling and stand units as well as smoking cabins for offices, commercial premises, private households, schools, kindergartens, care homes, medical practices and hospitals.
Reviews

Aggregated rating

Aggregated rating
3.4
of 5

Aggregated from 53 reviews across all connected sources

Sources
GGoogle3.453
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

August 17, 2021Media
Grünenwald AG: Wärmepumpen – Wärme aus der Umwelt für alle Gebäudearten
baublatt.ch

Knowledge

No knowledge articles yet

Once Grünenwald AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Grünenwald AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Grünenwald AG by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Grünenwald AG to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Lauetstrasse 39
8112 Otelfingen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.128.509
Founded
1989 · 37 years
Last commercial register change
June 23, 2022
Employees
11 to 20

Similar companies

BS
Brühwiler Sanitär & Heizung AG
Zurich
BA
Burri AG
Wettswil
HG
Heinz Gertsch AG
Zurich
TA
Tenic AG
Glattbrugg