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SIENNA AS
AS
Active
Org 947356100
Tvetenveien 30, 0666 Oslo
Rental and operating of own or leased real estate · NACE 6820
Est. 1987
1 employees
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Overview
Financials
People & ownership
Related companies
Revenue 2024
NOK 327K
-18% vs 2023
EBITDA margin
-14.3%
-52% vs 2023
Equity ratio
90.0%
Financial strength
Net profit 2024
NOK 1,4M
+6% vs 2023
EBITDA — year on year
NOK millions
0M
-0M
-1M
-1M
-1M
0M
2020
0M
0%
2021
0M
0%
2022
0M
0%
2023
0M
0%
2024
Key figures
Annual report 2024
Revenue
NOK 327K
-18%
EBITDA
NOK -47K
-52%
Net profit
NOK 1,4M
+6%
Total assets
NOK 12,7M
+7%
Equity
NOK 11,4M
+9%
Employees
1
—
Company information
Legal name
SIENNA AS
Org number
947356100
Legal form
Aksjeselskap
NACE code
6820 · Rental and operating of own or leased real estate
Founded
12. oktober 1987
Share capital
NOK 100 000
Employees
1 (FTE)
VAT registered
Yes
Audit selected
No
Last report
2024-12-31
Financial year
January – December
Signatory rights
Styrets leder og nestleder hver for seg.
Company purpose
Kjøp og salg av verdipapirer, eiendom og andre investeringer og alt hva dermed står i forbindelse.
Contact
Address
Tvetenveien 30, 0666 Oslo
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Explore
Companies in Rental and operating of own or leased real estate
Companies in Oslo
All Norway companies
Revenue
NOK millions
0M
0M
1M
1M
1M
0M
2020
1M
2021
0M
2022
0M
2023
0M
2024
EBITDA
NOK millions
0M
0M
1M
1M
1M
0M
2020
0M
2021
0M
2022
0M
2023
0M
2024
Income statement
NOK thousands
Item
2020
2021
2022
2023
2024
Revenue
301
627
349
399
327
Staff expenses
−173
−503
−250
−314
−236
EBITDA
68
59
−16
−31
−47
Depreciation & amort.
−0
−0
−0
−0
−0
EBIT
68
59
−16
−31
−47
Net financials
20
14 116
−591
1 372
1 469
Profit before tax
88
14 175
−606
1 341
1 422
Tax
0
18
2
−0
4
Net profit
87
14 157
−608
1 341
1 418
Balance sheet
NOK thousands
Item
2020
2021
2022
2023
2024
Total assets
1 724
15 851
11 888
11 857
12 689
Equity
415
14 573
9 464
10 505
11 423
Long-term debt
0
0
0
0
0
Short-term debt
1 309
1 279
2 424
1 352
1 266
Total debt
1 309
1 279
2 424
1 352
1 266
Financial ratios
5-year trend
EBITDA margin
-14.3%
This company
15.8%
Market median
-191% vs market
2020
2024
Equity ratio
90.0%
This company
38.2%
Market median
+136% vs market
2020
2024
Return on equity
12.4%
This company
18.4%
Market median
+33% vs market
2020
2024
Net profit margin
434.2%
This company
8.1%
Market median
+5260% vs market
2020
2024
Asset turnover
0.03×
This company
1.12×
Market median
-97% vs market
2020
2024
Debt / equity
0.11×
This company
0.62×
Market median
+82% vs market
2020
2024
Annual reports & filings
Annual report 2024
Filed via Brønnøysundsregistrene · Period 2024-01-01 – 2024-12-31
View
PDF
Annual report 2023
Filed via Brønnøysundsregistrene · Period 2023-01-01 – 2023-12-31
View
PDF
Annual report 2022
Filed via Brønnøysundsregistrene · Period 2022-01-01 – 2022-12-31
View
PDF
Annual report 2021
Filed via Brønnøysundsregistrene · Period 2021-01-01 – 2021-12-31
View
PDF
Annual report 2020
Filed via Brønnøysundsregistrene · Period 2020-01-01 – 2020-12-31
View
PDF
Management
Actively employed in the business
Name
Role
Member since
Current (1)
AB
Alf Bjørn Knudsen
Chief Executive Officer
Chief Executive Officer
2007
Board of directors
Non-executive oversight
Name
Role
Member since
Current (1)
EK
Ellen Knudsen
Chairman
2009
Shareholders
As of last annual report
No shareholder data available.
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
Learn more
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Company hierarchy
SIENNA AS
(this company)
GRESSHOPPA SPORT A/S
Gresshoppa Trykk Og Profil As
SKJÆRVAVEIEN UTVIKLING AS
GHI SPORTS AS
Board network connections
Board members of SIENNA AS also hold positions in
0
other companies.
Person
Role here
Other companies
Alf Bjørn Knudsen
Chief Executive Officer
0 companies
Ellen Knudsen
Chairman
0 companies