Industry code 85 · Telemark
Education in Hjartdal
There are 9 active companies in education in Hjartdal. 1 of them were registered in the last 12 months. Together they have 23 registered employees. The largest company is Stiftinga Tuddal Montessoriskule with 12 employees. The oldest, Kulturlandskapssenteret I Telemark AS, was founded in 2005. 11% are limited companies.
- Active companies
- 9
- New in the last 12 months
- 1
- Registered employees
- 23
- Share of limited companies
- 11 %
The largest companies in education in Hjartdal
Sorted by number of employees. Figures are from the Register of Legal Entities and the Register of Company Accounts.
| # | Company | Org. no. | Employees | Revenue | Founded |
|---|---|---|---|---|---|
| 1 | Stiftinga Tuddal Montessoriskule | 920223451 | 12 | NOK 8.5 m | 2017 |
| 2 | Hjartdal Montessoriskule Sti | 920187765 | 11 | NOK 8.7 m | 2017 |
| 3 | Ann Kristin Aafedt Flatland | 819519102 | – | – | – |
| 4 | Kristian Brekken | 919087056 | – | – | – |
| 5 | Hanna Kristine Larsen | 930808776 | – | – | – |
| 6 | Selvsterk Av Siri Lia | 933153266 | – | – | – |
| 7 | Kalleberg Aviation Services | 937078994 | – | – | – |
| 8 | Kulturlandskapssenteret I Telemark AS | 988277592 | – | NOK 695.8k | 2005 |
| 9 | Psykolog Magne Raundalen | 995962187 | – | – | – |
Newest companies in education in Hjartdal
- Kalleberg Aviation Services10 Feb 2026
- Selvsterk Av Siri Lia11 Mar 2024
- Hanna Kristine Larsen9 Feb 2023
- Hjartdal Montessoriskule Sti23 Jan 2018
- Stiftinga Tuddal Montessoriskule17 Jan 2018
- Ann Kristin Aafedt Flatland5 Sept 2017
- Kristian Brekken6 Jun 2017
- Psykolog Magne Raundalen28 Sept 2010
- Kulturlandskapssenteret I Telemark AS11 Jun 2005
Frequently asked questions
How many companies in education are there in Hjartdal?
The Register of Legal Entities lists 9 active companies in education in Hjartdal. 1 of them were registered in the last 12 months.
Which is the largest company in education in Hjartdal?
Stiftinga Tuddal Montessoriskule is the largest by number of employees, with 12 employees. The organisation number is 920223451.
How many people work in education in Hjartdal?
The companies have 23 registered employees in total. The figures are based on employee counts in the Register of Legal Entities, and 2 of the 25 largest companies have reported employees.
How long have there been companies in education in Hjartdal?
The oldest active company, Kulturlandskapssenteret I Telemark AS, was founded in 2005. 11% of the companies are limited companies.
Explore further
Education in nearby municipalities
Source: the Register of Legal Entities and the Register of Company Accounts. The overview shows active companies registered in the municipality with industry code 85. Figures are updated continuously.

