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Sustainergy AB
AB
Active
Org 5593273823
Economic activity was not specified by tax authority · NACE 0000
Est. 2021
0 employees
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Full Risika report
Overview
Financials
People & ownership
Related companies
Revenue 2025
SEK 0
EBITDA margin
—
-8% vs 2024
Equity ratio
48.3%
Financial strength
Net profit 2025
SEK -765K
-296% vs 2024
EBITDA — year on year
SEK millions
0M
0M
1M
1M
1M
0M
2022
0M
0%
2023
0M
0%
2024
0M
0%
2025
Key figures
Annual report 2025
Revenue
SEK 0
—
EBITDA
SEK -15K
-8%
Net profit
SEK -765K
-296%
Total assets
SEK 834K
-28%
Equity
SEK 403K
-48%
Employees
0
—
Company information
Legal name
Sustainergy AB
Org number
5593273823
Legal form
Aktiebolag
NACE code
0000 · Economic activity was not specified by tax authority
Founded
14 juli 2021
Share capital
SEK 25 000
Employees
0
VAT registered
No
Audit selected
No
Last report
2025-08-31
Financial year
January – December
Signatory rights
Firman tecknas av styrelsen
Company purpose
Specialisttjänster inom fastighet, bolagsledning, finans, fastighetsteknik och hållbar verksamhet.
Contact
Address
Email
mittler.markus@gmail.com
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Companies in Economic activity was not specified by tax authority
Companies in Stockholm
All Sweden companies
Revenue
SEK millions
0M
0M
1M
1M
1M
0M
2022
0M
2023
0M
2024
0M
2025
EBITDA
SEK millions
0M
0M
1M
1M
1M
0M
2022
0M
2023
0M
2024
0M
2025
Income statement
SEK thousands
Item
2022
2023
2024
2025
Revenue
0
0
0
0
Staff expenses
—
—
—
—
EBITDA
−9
−20
−14
−15
Depreciation & amort.
—
−0
−0
—
EBIT
−9
−20
−14
−15
Net financials
390
392
404
−750
Profit before tax
381
372
390
−765
Tax
—
−0
−0
—
Net profit
381
372
390
−765
Balance sheet
SEK thousands
Item
2022
2023
2024
2025
Total assets
664
1 151
1 151
834
Equity
406
778
778
403
Long-term debt
248
359
359
210
Short-term debt
11
14
14
222
Total debt
258
373
373
431
Financial ratios
5-year trend
EBITDA margin
-1505600.0%
This company
15.8%
Market median
-9529214% vs market
2022
2025
Equity ratio
48.3%
This company
38.2%
Market median
+26% vs market
2022
2025
Return on equity
-189.9%
This company
18.4%
Market median
-1132% vs market
2022
2025
Net profit margin
-76489700.0%
This company
8.1%
Market median
-944317384% vs market
2022
2025
Asset turnover
0.00×
This company
1.12×
Market median
-100% vs market
2022
2025
Debt / equity
1.07×
This company
0.62×
Market median
-73% vs market
2022
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 2021-07-14 – 2022-08-31
View
PDF
Management
Actively employed in the business
Name
Role
Member since
Age
Other directorships
SM
Stig Mikael Siverwall
Audit
Audit
2022
—
—
MJ
Markus John Mittler
Chief Executive Officer
Chief Executive Officer
2022
—
—
JM
Jonas Mathias Heino
Authorized Recipient of Service
Authorized Recipient of Service
2022
—
—
Board of directors
Non-executive oversight
Name
Role
Member since
Age
Other directorships
AM
Anna Mittler
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 Sustainergy AB also hold positions in
0
other companies.
Person
Role here
Other companies
Stig Mikael Siverwall
Audit
0 companies
Markus John Mittler
Chief Executive Officer
0 companies
Jonas Mathias Heino
Authorized Recipient of Service
0 companies
Anna Mittler
Deputy Board Member
0 companies