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Unwa

Water, infrastructure and concrete construction with diving services for utilities, cities and energy operators in Finland

Jyväskylä, FinlandFounded 2022unwa.fiWebsite technologies

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Highlights

  • Young companyFounded 2022
  • New on EvolcAdded 2026-10-28

About Unwa

Unwa Oy is a Finnish contractor for water and infrastructure construction, covering concrete, land and water works, and professional diving. It also runs continuous maintenance and service agreements for industrial sites, ports, renewable energy plants and water utilities.

Customers include energy companies, cities and municipalities, and industrial and infrastructure operators. Projects are delivered as full turnkey contracts or as ongoing maintenance agreements. Project references on the website include underwater work on bridge repairs, removal of a disused pressure pipeline in a lake, and reinforcement and formwork work at a harbour site in Helsinki.

The company was founded in 2022 and is based in Jyväskylä. Diving services are offered across Finland. The website states that its staff's maintenance experience goes back more than 30 years and that it employs construction professionals each year, from site management to formwork carpenters and professional divers.

Product: Turnkey water and infrastructure construction, professional diving services, and maintenance and service agreements.

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