Who owns MASTEMYR EIENDOM AS?

K TONGA HOLDING AS is the largest registered owner, with 100.0%.

What is the revenue of MASTEMYR EIENDOM AS?

MASTEMYR EIENDOM AS had revenue of NOK 2.6m in 2025.

Kristin Juul Tonga is registered as general manager of MASTEMYR EIENDOM AS.

MASTEMYR EIENDOM AS has its business address in Trollåsen.

Rental and operating of own or leased real estate

Org. no. 944811427 Limited company (AS) Nordre Follo Incorporated 1987 Active

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Revenue 2025 NOK 2.6m

Operating profit NOK 1.1m

Equity NOK 10.1m

Incorporated 1987

Share capital NOK 900,000

Daglig lederKristin Juul Tonga

Styrets lederErik Johan Bjørnstad

StyremedlemKristin Juul Tonga

Name	Stake	Shares	Year
K TONGA HOLDING AS	100.0%	900.000000	2025

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.

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MASTEMYR EIENDOM AS · Rapport

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NOK 10.3m

NOK 8.4m – NOK 14.5m

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