Petter Halfdansen is a private shareholder with an estimated portfolio value of NOK 1.1m. Petter Halfdansen holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 1.1m

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Petter Halfdansen owns

Company	Stake	Value (est.)
BLOCKS AS	23.8%	NOK 31,000
NORWEGIAN BLOCK EXCHANGE AS	1.6%	NOK 1.0m
GREENSTAT AS	0.0%	NOK 31,000

Roles

Styrets leder

1 selskap

BLOCKS AS 927534797

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

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