Helgeroa · Norway

Good flavour takes time.

Fermenta AS develops small, flavour-driven businesses centred on craftsmanship, quality ingredients and lasting relationships.

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From flour and water to wine and people.

Fermenta AS is the company behind Roa Mikrobakeri in Helgeroa. At the heart of everything we do is a curiosity for flavour, genuine craftsmanship and products with a story worth telling.

The company is run by Stian Hansen Sletsjø, whose background spans hotels, restaurants and Vinmonopolet, with a particular focus on North American wine.

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Artisan bakery

Roa Mikrobakeri

Sourdough bread and pastries made by hand in Helgeroa, using long processes, selected heritage grains and ingredients treated with respect.

What our customers say

“The best sourdough bread I have ever tasted”
“More proper baking in Brunlanes”
“The gluten-free bread was moist and delicious!”
Visit Roa Mikrobakeri

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Wine & consultancy

Wine expertise

Fermenta is available for part-time work, consultancy, tastings and projects involving wine, portfolio development and sales, particularly during the winter season.

Let's talk

Roa Mikrobakeri

Partners

“The best results often emerge when expertise, curiosity and a little patience are allowed to work together.”