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Tømrerfirma Ryen & Co

Oslo total contractor for carpentry, new builds, extensions and renovation of homes and apartment buildings

Oslo, NorwayFounded 2005ryenogco.noWebsite technologies

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Highlights

  • New on EvolcAdded 2026-10-28

About Tømrerfirma Ryen & Co

Tømrerfirma Ryen & Co AS is a carpentry and total contracting firm based in Oslo. It builds houses in timber and concrete, including architect-designed homes and prefabricated houses, and carries out extensions, roof work, renovation, bathroom and kitchen upgrades, and formwork and groundwork. It coordinates subcontractors in plumbing, electrical, roofing, excavation and glazing.

Customers are private homeowners and owners of residential buildings. The firm takes projects from site survey and quotation through to completion, and records working hours in the Holte project tool, which are sent to clients with invoicing.

The company was established in 2005 and is led by managing director Ole Karsten Ryen. It describes itself as a medium-sized firm with usually 10-15 employees and two apprentices, and it is an approved training company. The company marked its 20th anniversary in 2025.

Product: Carpentry, total contracting and renovation services for new builds, home extensions, roofs, bathrooms and concrete work.

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