Jon Atle Kalleberg is a private shareholder. Jon Atle Kalleberg holds a stake in 1 company, and roles in several others.

Companies Jon Atle Kalleberg owns

Company	Stake
JA PROSJEKT AS	100.0%

Roles

Daglig leder

2 selskaper

JA PROSJEKT AS 915582559

BJERTNES AS 983929753

Styremedlem

1 selskap

BJERTNES AS 983929753

Styrets leder

1 selskap

JA PROSJEKT AS 915582559

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 03.10.2026.