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Byggservice JK AB
AB
Active
Org 5568047848
Lindvägen 25
Construction of residential and non-residential buildings · NACE 4100
Est. 2010
1 employees
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Overview
Financials
People & ownership
Related companies
Revenue 2025
SEK 3,2M
+76% vs 2024
EBITDA margin
7.4%
+113% vs 2024
Equity ratio
57.8%
Financial strength
Net profit 2025
SEK 179K
+111% vs 2024
EBITDA — year on year
SEK millions
0M
-0M
-1M
-1M
-1M
0M
2021
0M
0%
2022
0M
0%
2023
0M
0%
2024
0M
0%
2025
Key figures
Annual report 2025
Revenue
SEK 3,2M
+76%
EBITDA
SEK 241K
+113%
Net profit
SEK 179K
+111%
Total assets
SEK 1,1M
+41%
Equity
SEK 612K
+41%
Employees
1
—
Company information
Legal name
Byggservice JK AB
Org number
5568047848
Legal form
Aktiebolag
NACE code
4100 · Construction of residential and non-residential buildings
Founded
13 april 2010
Share capital
SEK 50 000
Employees
1 (FTE)
VAT registered
Yes
Audit selected
No
Last report
2025-08-31
Financial year
January – December
Signatory rights
Firman tecknas av styrelsen
Company purpose
Aktiebolaget ska bedriva byggnadsverksamhet samt därmed förenlig verksamhet.
Contact
Address
Lindvägen 25
Email
anna.marie.kuoppala@rsm.se
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Companies in Construction of residential and non-residential buildings
Companies in Norrtälje
All Sweden companies
Revenue
SEK millions
0M
1M
2M
3M
3M
1M
2021
1M
2022
2M
2023
2M
2024
3M
2025
EBITDA
SEK millions
0M
0M
1M
1M
1M
0M
2021
0M
2022
0M
2023
0M
2024
0M
2025
Income statement
SEK thousands
Item
2021
2022
2023
2024
2025
Revenue
1 237
1 343
1 573
1 849
3 248
Staff expenses
—
−539
—
—
—
EBITDA
−38
83
43
113
241
Depreciation & amort.
−9
−9
−9
−7
−17
EBIT
−47
73
34
106
224
Net financials
—
—
2
1
2
Profit before tax
−47
73
35
107
226
Tax
−0
−6
−7
−22
−47
Net profit
−47
67
28
85
179
Balance sheet
SEK thousands
Item
2021
2022
2023
2024
2025
Total assets
481
561
649
753
1 058
Equity
252
319
348
433
612
Long-term debt
111
111
103
103
103
Short-term debt
118
131
198
217
343
Total debt
229
242
301
320
446
Financial ratios
5-year trend
EBITDA margin
7.4%
This company
15.8%
Market median
-53% vs market
2021
2025
Equity ratio
57.8%
This company
38.2%
Market median
+51% vs market
2021
2025
Return on equity
29.2%
This company
18.4%
Market median
+59% vs market
2021
2025
Net profit margin
5.5%
This company
8.1%
Market median
-32% vs market
2021
2025
Asset turnover
3.07×
This company
1.12×
Market median
+174% vs market
2021
2025
Debt / equity
0.73×
This company
0.62×
Market median
+18% vs market
2021
2025
Annual reports & filings
Annual report 2025
Filed via Bolagsverket / SCB · Period 2024-09-01 – 2025-08-31
View
PDF
Annual report 2024
Filed via Bolagsverket / SCB · Period 2023-09-01 – 2024-08-31
View
PDF
Annual report 2023
Filed via Bolagsverket / SCB · Period 2022-09-01 – 2023-08-31
View
PDF
Annual report 2022
Filed via Bolagsverket / SCB · Period 2021-09-01 – 2022-08-31
View
PDF
Annual report 2021
Filed via Bolagsverket / SCB · Period 2020-09-01 – 2021-08-31
View
PDF
Management
Actively employed in the business
No data on file.
Board of directors
Non-executive oversight
Name
Role
Member since
Current (2)
HE
Helena Elisabeth Eriksson
Deputy Board Member
2022
LJ
Lars Joakim Karlsson
Board of Directors
2021
Former (1)
AC
Anna Carin Wicksell
Deputy Board Member
2021 – 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 Byggservice JK AB also hold positions in
0
other companies.
Person
Role here
Other companies
Helena Elisabeth Eriksson
Deputy Board Member
0 companies
Lars Joakim Karlsson
Board of Directors
0 companies
Anna Carin Wicksell
Deputy Board Member
0 companies