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Kollen Bygg

Renovation, extensions and window installation for homeowners, housing cooperatives and businesses in Norway

Vinterbro, NorwayFounded 2015kollen-bygg.noWebsite technologies

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Highlights

  • New on EvolcAdded 2026-10-28

About Kollen Bygg

Kollen Bygg is a Norwegian renovation contractor. Its listed services include extensions and add-ons, windows and doors, Velux roof windows, terraces, external insulation, rehabilitation, painting and roofing.

Customers are private homeowners, housing cooperatives (borettslag) and businesses. Work starts with a free site inspection (befaring) followed by a quote.

The company was founded in 2015 and is headquartered in Vinterbro, Norway. It describes itself as a Miljøfyrtårn-certified company and says it has been named a Gazelle company three years in a row.

Product: Renovation and building services: extensions, windows and doors, Velux roof windows, terraces, insulation, rehabilitation, painting and roofing.

Public tenders won

1 tender won since 1 Jan 2024 from 1 public buyer in Norway. From EU award notices (TED) that name Kollen Bygg by its registry number.

  • 27 Feb 2026 Vestby kommune · Carpentry services, framework agreement. notice

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Jobs at Kollen Bygg

No open positions listed right now.

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Website technologies

Older, unverified list. Detection dates and supporting evidence are not yet available.

  • Apache
  • Google Analytics 4
  • PHP
  • WordPress
  • jQuery