AVIA Graubünden AG

Welcome to the Osterwalder Group. Your expert partner for petroleum products, gas stations in your area, high-quality car care, hydrogen mobility, real estate, and sewer cleaning.

 

Trust in our high-quality heating oils

Heating oil

As Switzerland's leading energy supplier, air quality, safety, and resources are our top priorities. We value personal and friendly advice, high product quality, and unique and reliable service. Trust in our many years of experience and quality

 

 

Trust in our quality tests for fuels

Fuels

AVIA sources its products from major refineries across Europe. AVIA products meet the strictest quality standards, regardless of their country of origin: the products on offer are subject to quality controls carried out by independent laboratories. Only after successfully passing these tests and being treated with special additive packages do refined mineral oil products become AVIA products.

 

Trust in our high-quality lubricants

Lubricants

With our AVIA lubricants, you can rely on high-quality products that ensure your engines, machines, and systems run smoothly. Meeting your requirements and wishes is our top priority, and we value individual consultation.