Sennit AS

Building Services

The side of a building features several signs and logos from different businesses. The businesses include Prelaten Kro & Scene, Finn Frisør i Nor AS, and several others. The background is a clear blue sky, and part of the roof with the sign 'Sweet Heart' is visible at the bottom.

Renovation, extensions and carpentry tailored to your home, needs and budget.

A red wooden house with white trim features a large terrace where several people are seated, possibly enjoying a meal or drink. The building has a classic Scandinavian architectural style with multiple windows and a sloped roof. A white picket fence encloses the terrace, and the setting suggests a quaint and inviting atmosphere.

Durable roofs, windows, doors, flooring and insulation completed with careful precision.

The image features a wooden structure with a carved name and website link engraved on the surface. Adjacent to the wooden area is a metallic section with evenly spaced vertical slits, providing a sleek and modern design.

Terraces, pergolas, glass roofs and aluminium solutions for welcoming outdoor spaces.

Built with care

Sennit combines master craftsmanship, practical solutions and clear communication to deliver durable results for homes and businesses in Harstad.

A black wooden building with a triangular roof features a small model of a three-masted sailing ship on its peak. Below the ship, there is a sign with the word 'havglimt'. The sky is overcast, providing a muted backdrop.

Common questions

What building services do you offer?

We provide renovation, rehabilitation, carpentry, extensions, roofing, bathrooms, insulation, windows, doors, flooring, terraces and outdoor construction.

Do you work with businesses?

Yes. Sennit handles both private homes and commercial properties, adapting each project to its practical requirements and budget.

Which areas do you serve?

We serve Harstad and nearby areas, with local knowledge and dependable follow-up throughout the building process.

Are you a certified contractor?

We are a registered master craftsman business with central approval for carpentry and timber construction.

How can I request a quote?

Contact us at +47 41 01 10 20 or post@sennit.no to discuss your project and arrange a site survey.