CLEAN TUNNEL AIR INTERNATIONAL AS

Signals

2 flags

• ▼ Negativ egenkapital 2025 Bokført egenkapital er negativ (−558k kr).
• ▼ Driftsunderskudd 2025 Siste driftsresultat er negativt (−169k kr).

CLEAN TUNNEL AIR INTERNATIONAL AS is registered as a limited company in Trondheim, Trøndelag with organisation number 990268819. The business is classified under plumbing installation (NACE 43.221). The company was incorporated in 2006. Registered share capital is NOK 100,000, divided into 1000 shares. The company's stated purpose is: “Rådgivning i forbindelse med utvikling av og installasjon av luftrenseanlegg for veitunneller i Norge og internasjonalt.”. The most recent filed accounts, for the 2025 financial year, show NOK 0 in revenue and NOK −169,000 in operating profit.

Key figures · 2025

Revenue

NOK 0

Operating profit

NOK −169,000

▼ −106 %

Equity

NOK −558,000

▼ −41 %

Financial health · 2025

Liquidity

0.21

Not satisfactory

Current assets ÷ current liabilities

Profitability

-68.4%

Not satisfactory

Return on total assets

Solidity

-385.4%

Weak

Equity as a share of total capital

Solidity capped at Weak because equity is below NOK 100,000.

Who owns CLEAN TUNNEL AIR INTERNATIONAL AS?

AIRQUALITY TECHNOLOGY CO LTD Private shareholder

51.0%

CTA CONSULTING AS Org. no. 998914515

49.0%

CLEAN TUNNEL AIR INTERNATIONAL AS

NOK 0 rev. · NOK −169,000 profit

CLEAN TUNNEL AIR INTERNATIONAL AS has 2 registered shareholders:

• AIRQUALITY TECHNOLOGY CO LTD 51.0%
• CTA CONSULTING AS 49.0%

All shareholders and roles →

Frequently asked questions about CLEAN TUNNEL AIR INTERNATIONAL AS

Who owns CLEAN TUNNEL AIR INTERNATIONAL AS?

AIRQUALITY TECHNOLOGY CO LTD is the largest registered owner, with 51.0%.

What is the revenue of CLEAN TUNNEL AIR INTERNATIONAL AS?

CLEAN TUNNEL AIR INTERNATIONAL AS had revenue of NOK 0 in 2025.

Who is the general manager of CLEAN TUNNEL AIR INTERNATIONAL AS?

Johan Aleksander Gjengstø is registered as general manager of CLEAN TUNNEL AIR INTERNATIONAL AS.

Where is CLEAN TUNNEL AIR INTERNATIONAL AS based?

CLEAN TUNNEL AIR INTERNATIONAL AS has its business address in Trondheim.

Property

Business address Sunnlandsvegen 2, 7032 Trondheim

Cadastral unit 5001-72/60/0/0

Building Verkstedbygning · 1 unit

11 companies are registered at this address.

The address this company is registered at, from the company register and matched against the cadastre. It does not say who owns the property — a company may be a tenant, and the address is often its accountant's. Source: Brønnøysundregistrene and © Kartverket.

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.