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Singö Ingenjörsbyrå AB
AB
Active
Org 5592948508
Skollholmsvägen 55
Construction of residential and non-residential buildings · NACE 4100
Est. 2021
1 employees
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Overview
Financials
People & ownership
Related companies
Revenue 2025
SEK 1,8M
-17% vs 2024
EBITDA margin
27.0%
+97% vs 2024
Equity ratio
36.9%
Financial strength
Net profit 2025
SEK 220K
+51% 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 1,8M
-17%
EBITDA
SEK 477K
+97%
Net profit
SEK 220K
+51%
Total assets
SEK 1M
-4%
Equity
SEK 379K
+36%
Employees
1
—
Company information
Legal name
Singö Ingenjörsbyrå AB
Org number
5592948508
Legal form
Aktiebolag
NACE code
4100 · Construction of residential and non-residential buildings
Founded
4 januari 2021
Share capital
SEK 25 000
Employees
1 (FTE)
VAT registered
Yes
Audit selected
No
Last report
2025-12-31
Financial year
January – December
Signatory rights
Firman tecknas var för sig av ledamoten suppleanten
Company purpose
Bolaget ska bedriva byggkonsultverksamhet och därmed förenlig verksamhet.
Contact
Address
Skollholmsvägen 55
Email
lsnystrom@gmail.com
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Explore
Companies in Construction of residential and non-residential buildings
Companies in Norrtälje
All Sweden companies
Revenue
SEK millions
0M
1M
1M
2M
2M
1M
2021
2M
2022
2M
2023
2M
2024
2M
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
968
1 867
1 789
2 124
1 765
Staff expenses
—
−268
−268
−478
−476
EBITDA
312
21
345
242
477
Depreciation & amort.
−0
−53
−65
−66
−87
EBIT
312
−31
280
176
390
Net financials
—
−0
2
8
4
Profit before tax
233
8
283
184
286
Tax
−49
−2
−60
−38
−66
Net profit
184
6
222
146
220
Balance sheet
SEK thousands
Item
2021
2022
2023
2024
2025
Total assets
542
1 009
787
1 070
1 029
Equity
209
31
253
279
379
Long-term debt
0
—
—
—
—
Short-term debt
255
939
494
751
503
Total debt
255
939
494
751
503
Financial ratios
5-year trend
EBITDA margin
27.0%
This company
15.8%
Market median
+71% vs market
2021
2025
Equity ratio
36.9%
This company
38.2%
Market median
+3% vs market
2021
2025
Return on equity
58.0%
This company
18.4%
Market median
+215% vs market
2021
2025
Net profit margin
12.5%
This company
8.1%
Market median
+54% vs market
2021
2025
Asset turnover
1.72×
This company
1.12×
Market median
+54% vs market
2021
2025
Debt / equity
1.71×
This company
0.62×
Market median
-176% vs market
2021
2025
Annual reports & filings
Annual report 2025
Filed via Bolagsverket / SCB · Period 2025-01-01 – 2025-12-31
View
PDF
Annual report 2024
Filed via Bolagsverket / SCB · Period 2024-01-01 – 2024-12-31
View
PDF
Annual report 2023
Filed via Bolagsverket / SCB · Period 2023-01-01 – 2023-12-31
View
PDF
Annual report 2022
Filed via Bolagsverket / SCB · Period 2022-01-01 – 2022-12-31
View
PDF
Annual report 2021
Filed via Bolagsverket / SCB · Period 2021-01-01 – 2021-12-31
View
PDF
Management
Actively employed in the business
Name
Role
Member since
Current (1)
LS
Lars Sune Nyström
Chief Executive Officer
Chief Executive Officer
2022
Board of directors
Non-executive oversight
Name
Role
Member since
Current (1)
SU
Susanna Ulla Kristina Nyström
Deputy Board Member
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 Singö Ingenjörsbyrå AB also hold positions in
0
other companies.
Person
Role here
Other companies
Lars Sune Nyström
Chief Executive Officer
0 companies
Susanna Ulla Kristina Nyström
Deputy Board Member
0 companies