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Mikael Jonasson Bygg AB
AB
Active
Org 5565753992
Kättilsboda Gård 1
Construction of residential and non-residential buildings · NACE 4100
Est. 1999
4 employees
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Overview
Financials
People & ownership
Related companies
Revenue 2025
SEK 5,7M
-4% vs 2024
EBITDA margin
5.2%
+357% vs 2024
Equity ratio
71.0%
Financial strength
Net profit 2025
SEK 208K
+158% vs 2024
EBITDA — year on year
SEK millions
3M
2M
1M
1M
0M
1M
2021
2M
+100%
2022
1M
-50%
2023
0M
-100%
2024
0M
0%
2025
Key figures
Annual report 2025
Revenue
SEK 5,7M
-4%
EBITDA
SEK 295K
+357%
Net profit
SEK 208K
+158%
Total assets
SEK 3,4M
-11%
Equity
SEK 2,4M
+9%
Employees
4
—
Company information
Legal name
Mikael Jonasson Bygg AB
Org number
5565753992
Legal form
Aktiebolag
NACE code
4100 · Construction of residential and non-residential buildings
Founded
28 september 1999
Share capital
SEK 100 000
Employees
4 (FTE)
VAT registered
Yes
Audit selected
No
Last report
2025-06-30
Financial year
January – December
Signatory rights
Firman tecknas av styrelsen
Company purpose
Bolaget skall bedriva byggnadsverksamhet samt äga och förvalta fast och lös egendom, ävensom idka därmed förenlig verksamhet.
Contact
Address
Kättilsboda Gård 1
Phone
+4645555093
Email
mikael.jonassone@jonassonbygg.se
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Companies in Construction of residential and non-residential buildings
Companies in Karlskrona
All Sweden companies
Revenue
SEK millions
0M
5M
11M
16M
22M
16M
2021
19M
2022
13M
2023
6M
2024
6M
2025
EBITDA
SEK millions
0M
1M
1M
2M
2M
1M
2021
2M
2022
1M
2023
0M
2024
0M
2025
Income statement
SEK thousands
Item
2021
2022
2023
2024
2025
Revenue
16 068
19 366
12 942
5 907
5 699
Staff expenses
—
—
—
—
—
EBITDA
619
1 685
784
−115
295
Depreciation & amort.
−410
−349
−335
−325
−166
EBIT
209
1 336
449
−440
129
Net financials
—
−252
−9
79
79
Profit before tax
209
1 084
440
−361
208
Tax
−48
−227
−94
−0
−0
Net profit
161
857
346
−361
208
Balance sheet
SEK thousands
Item
2021
2022
2023
2024
2025
Total assets
11 008
12 645
5 499
3 839
3 412
Equity
3 371
4 228
3 574
2 213
2 421
Long-term debt
0
0
0
0
0
Short-term debt
7 636
8 417
1 925
1 627
992
Total debt
7 636
8 417
1 925
1 627
992
Financial ratios
5-year trend
EBITDA margin
5.2%
This company
15.8%
Market median
-67% vs market
2021
2025
Equity ratio
71.0%
This company
38.2%
Market median
+86% vs market
2021
2025
Return on equity
8.6%
This company
18.4%
Market median
-53% vs market
2021
2025
Net profit margin
3.6%
This company
8.1%
Market median
-56% vs market
2021
2025
Asset turnover
1.67×
This company
1.12×
Market median
+49% vs market
2021
2025
Debt / equity
0.41×
This company
0.62×
Market median
+34% vs market
2021
2025
Annual reports & filings
Annual report 2025
Filed via Bolagsverket / SCB · Period 2024-07-01 – 2025-06-30
View
PDF
Annual report 2024
Filed via Bolagsverket / SCB · Period 2023-07-01 – 2024-06-30
View
PDF
Annual report 2023
Filed via Bolagsverket / SCB · Period 2022-07-01 – 2023-06-30
View
PDF
Annual report 2022
Filed via Bolagsverket / SCB · Period 2021-07-01 – 2022-06-30
View
PDF
Annual report 2021
Filed via Bolagsverket / SCB · Period 2020-07-01 – 2021-06-30
View
PDF
Management
Actively employed in the business
Name
Role
Member since
Current (1)
JC
Johan Christer Andersson
Audit
Audit
2022
Board of directors
Non-executive oversight
Name
Role
Member since
Current (2)
EH
Eva Helena Jonasson
Deputy Board Member
2022
MB
Mikael Björn Staffan Jonasson
Board of Directors
2022
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
.
Company hierarchy
No registered parent or subsidiaries
Board network connections
Board members of Mikael Jonasson Bygg AB also hold positions in
0
other companies.
Person
Role here
Other companies
Johan Christer Andersson
Audit
0 companies
Eva Helena Jonasson
Deputy Board Member
0 companies
Mikael Björn Staffan Jonasson
Board of Directors
0 companies