Car garage in Niedergösgen: sales of Hyundai and Opel, workshop, body shop, paint shop and fleet management.
Garage Marti AG
Niedergösgen (CH)New on Amplifa
About Garage Marti AG
Garage Marti AG is a Swiss automotive company based in Niedergösgen that has existed since 1957. The company operates the sale of the Hyundai and Opel brands as a direct sales partner for the Aarau-Olten region as well as the entire after-sales business, including maintenance and repair of all vehicle types from conventional drivetrains to electric and hydrogen mobility. Its own departments include a workshop with diagnostic experts, body shop and panel beating, paint shop, smart repair, tyre service with a tyre hotel for up to 4'500 wheels, vehicle cleaning and detailing. For corporate customers, the business offers fleet management (Marti Fleet with CarNet Management AG), vehicle conversions including commercial fittings and handicap conversions, as well as remarketing. Following ISO 9001:2015 certification, certified high-voltage, H2 and CNG/LPG technicians work according to manufacturer specifications. At the main site at Oltnerstrasse 45, highly digitalised workstations, an expanded tyre hotel and a wash centre are currently being built.
- Site
- Niedergösgen
- Processes
- Maintenance & repairs (all vehicle types, conventional to e-mobility), Diagnostics (fault diagnosis, over 30 control units, alternative drivetrains), MFK (roadworthiness test) preparation, Vehicle checks (summer check, holiday check, climate check, AutoEnergie check), Tyre service (mounting, balancing, storage, repair, disposal), Wheel alignment measurement (tracking, camber, axle misalignment), Body shop / panel beating (dents, sheet metal damage, accident damage), Paint shop (repainting in original colour)
- Materials
- Sheet metal (body sheet metal), Thermoplastics (bumpers), High-voltage systems 100–1000 V
- Certificates
- ISO 9001:2015, Certified high-voltage technician (5 technicians), Certified H2/hydrogen technician (2 technicians), Certified CNG/LPG technician (4 technicians), Air-conditioning technician certification (5 technicians), High-voltage technicians (5), H2/hydrogen technicians (2), CNG/LPG technicians (4), Air-conditioning technicians (5)
- Founded
- 1957
- Industries
- Automotive retail, Automotive after-sales/workshop, Body shop, Fleet management for corporate customers, Commercial vehicle conversion
- 01
Sales Hyundai/Opel (new and pre-owned vehicles)
- 02
Financing and leasing
- 03
Vehicle delivery / conversions
- 04
Maintenance & repair
- 05
Body shop & paint shop
- 06
Remarketing
Materials & Processes
Sheet metal (body sheet metal)
Basic material of the panel beating department for repairs of sheet metal and accident damage.
Thermoplastics (bumpers)
Repaired in smart repair by gluing and sanding instead of replacement.
High-voltage systems 100–1000 V
Maintenance and repair of electric and hybrid vehicles by certified technicians.
Locations
Niedergösgen
CHSales and service centre, workshop, body shop, paint shop, pre-owned vehicle centre
- Materials
- Body sheet metal, thermoplastics
- Air-conditioning service unit R134a/R1234yf
- Tyre hotel (up to 4'500 wheels)
- Wash centre (2025)
- Charging infrastructure for e-vehicles
- Wheel alignment measurement
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Maintenance & repairs (all vehicle types, conventional to e-mobility)Assembly | – | – | – | – | – |
| Diagnostics (fault diagnosis, over 30 control units, alternative drivetrains)Testing | – | – | – | – | – |
| MFK (roadworthiness test) preparationTesting | – | – | – | – | – |
| Vehicle checks (summer check, holiday check, climate check, AutoEnergie check)Testing | – | – | – | – | – |
| Tyre service (mounting, balancing, storage, repair, disposal)Assembly | – | – | – | – | – |
| Wheel alignment measurement (tracking, camber, axle misalignment)Testing | – | – | – | – | – |
| Body shop / panel beating (dents, sheet metal damage, accident damage)Forming | – | – | – | – | Sheet metal |
| Paint shop (repainting in original colour)Surface | – | – | – | – | – |
| Smart repair / spot painting (spot repair of small paint damage)Surface | – | – | – | – | – |
| Plastic part repair (bumpers, gluing and sanding)Plastics | – | – | – | – | Thermoplastics |
| Paint-damage-free dent removal (pushing and gluing techniques, hail damage)Forming | – | – | – | – | – |
| Glass repair (stone chip, resin + UV curing)Joining | – | – | – | – | – |
| Windscreen replacementJoining | – | – | – | – | – |
| Air-conditioning service (maintenance, filling R134a/R1234yf, air-conditioning disinfection)Assembly | – | – | – | – | – |
| High-voltage work on electric and hybrid vehicles (100 V to 1000 V)Assembly | – | – | – | – | – |
| Hydrogen (H2) vehicle technologyAssembly | – | – | – | – | – |
| CNG/LPG maintenance and repairAssembly | – | – | – | – | – |
| Vehicle cleaning (interior and exterior cleaning, underbody wash, vehicle care)Surface | – | – | – | – | – |
| Vehicle detailingSurface | – | – | – | – | – |
| Vehicle conversions and fittings (shelving systems, load securing, handicap conversion)Assembly | – | – | – | – | – |
| New and pre-owned vehicle sales Hyundai/Opel, fleet management, remarketingEngineering | – | – | – | – | – |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Air-conditioning service unit (R134a and R1234yf) | – | – | – | – | Niedergösgen |
| Tyre hotel | – | 2 | 4800 wheels (2010) / up to 4500 wheels (current) | 2010/2025 | Niedergösgen |
| Wash centre | – | 1 | – | 2025 | Niedergösgen |
| Charging infrastructure (e-vehicles) | – | – | – | – | Niedergösgen |
Additional services
Reference customers
Quality & Certifications
Garage Marti AG is certified according to ISO 9001:2015 and is regularly audited internally and externally. Certified high-voltage, H2, CNG/LPG and air-conditioning technicians work according to manufacturer specifications with documented work steps.
| Evidence | Niedergösgen |
|---|---|
| ISO 9001:2015 | |
| High-voltage technicians (5) | |
| H2/hydrogen technicians (2) | |
| CNG/LPG technicians (4) | |
| Air-conditioning technicians (5) |
Company History
- 1957
Founding of Garage Josef Marti by Margrith and Josef Marti on 01.03. in Niedergösgen with 5 employees.
- 1974
New building with body shop and petrol station at Oltnerstrasse 45 (5'000 m²).
- 1975
Move into the new building.
- 1982
Opel dealer contract as direct dealer (A representative).
- 1994
Sale of the company to Alfred Dietwiler and Bruno Christen.
- 1997
Purchase of 1'300 m² of land and construction of a pre-owned vehicle lot for 50 vehicles.
- 2006
Dealer contract for Cadillac and Corvette.
- 2007
50th anniversary; extension building for the workshop with a commercial vehicle department.
- 2010
Construction of a tyre hotel for 4'800 wheels.
- 2011
Award as the best Opel dealer in Switzerland.
- 2013
Hyundai dealer contract as direct sales partner for the Aarau-Olten region.
- 2014
New building for the Hyundai sales centre and pre-owned vehicle centre on 4'800 m² at Oltnerstrasse 94.
- 2017
60th anniversary.
- 2019
Opening of the new Hyundai/Opel sales centre at Oltnerstrasse 45.
- 2021
Handover of management from Bruno Christen to Michael Christen; ISO 9001:2015 recertification.
- 2024
Award as the best Hyundai dealer in Switzerland.
- 2025
New technical building with highly digitalised workstations, expansion of the body shop, new tyre hotel, wash centre, 16 new jobs.