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Hefti. Hess. Martignoni. St. Gallen AG

Hefti. Hess. Martignoni. St. Gallen AG

Heating & HVAC

About Hefti. Hess. Martignoni. St. Gallen AG

Hefti. Hess. Martignoni. St. Gallen AG is located at Ikarusstrasse 9 in St. Gallen and works in the heating and HVAC field as well as in building planning. The company unites the roles of heating equipment supplier, bathroom planner, building designer and electrical engineer, covering both technical and design-related tasks.

This profile combines specialist planning with a hands-on, delivery-oriented approach: from the supply of heating systems and electrical planning to bathroom design and the technical-creative conception of buildings. Especially in more demanding construction and renovation projects, it is valuable when heating, electrical and spatial planning are coordinated by a single provider.

The offering is aimed at clients, owners and project partners in St. Gallen and the surrounding area who are looking for a capable partner with planning and building-services expertise for new builds, conversions or modernisations. Details at hhm.ch.

Opening hours

Opening hours
Monday08:00 – 17:00
Tuesday08:00 – 17:00
Wednesday08:00 – 17:00
Thursday08:00 – 17:00
Friday08:00 – 17:00
SaturdayClosed
SundayClosed

Address & contact

Ikarusstrasse 9
9015 St. Gallen

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Key facts

Hefti. Hess. Martignoni. St. Gallen AG (Heating & HVAC) is located at Ikarusstrasse 9, 9015 St. Gallen. Opening hours: Mon–Fri 08:00–17:00, Sat–Sun closed.

Address
Ikarusstrasse 9, 9015 St. Gallen
Opening hours
Mon–Fri 08:00–17:00, Sat–Sun closed
Phone
+41 58 520 40 00
Category
Heating & HVAC
1 more fact
Website
hhm.ch

Source: CityHero directory · data as of August 2026.

Frequently asked questions

Where is Hefti. Hess. Martignoni. St. Gallen AG located?

Hefti. Hess. Martignoni. St. Gallen AG is located at Ikarusstrasse 9, 9015 St. Gallen. CityHero lists 37 heating companies in St. Gallen in total.

What are the opening hours of Hefti. Hess. Martignoni. St. Gallen AG?

Opening hours of Hefti. Hess. Martignoni. St. Gallen AG: Mon–Fri 08:00–17:00, Sat–Sun closed. It is open 5 days a week and closed on Saturday and Sunday.

Can I visit Hefti. Hess. Martignoni. St. Gallen AG at the weekend?

On Saturday Hefti. Hess. Martignoni. St. Gallen AG is closed, and on Sunday as well.

Until when is Hefti. Hess. Martignoni. St. Gallen AG open?

The latest closing time is 17:00 (Monday to Friday). The earliest opening is 08:00 (Monday to Friday).

How do I get a quote from Hefti. Hess. Martignoni. St. Gallen AG?

By phone on 058 520 40 00. Website: hhm.ch. You can also send Hefti. Hess. Martignoni. St. Gallen AG a free, no-obligation request via CityHero.

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