SeSo Energy A/S
Public limited companyCVR 43789236AabenraaActive
SeSo Energy A/S is a public limited company, based in Aabenraa, active in waste-to-energy, founded in 2023. Net profit rose 1041% from 2024 to 2025, ending at DKK 1.3m. Equity grew to DKK 1.8m in 2025. 6 people are registered in the company's management and ownership.
Key figures · financial year 2025
What has changed
calculated from recorded figures and datesFinancials: 2025 against 2024
- Gross profit rose 1,912% (2024 → 2025), to DKK 4.6m.
- Net profit rose 1,041% (2024 → 2025), to DKK 1.3m.
- Equity rose 249% (2024 → 2025), to DKK 1.8m.
Employees
- 1 more employees than a year earlier: 3 (07/2026) against 2 (07/2025).
Management and owners, last 24 months
- New owners registered: N.S.N Holding ApS (03/12/2025).
- No longer registered as owner: N.S.N Holding ApS (02/12/2025).
Registrations, last 24 months
- 01/01/2025: Industry changed to Waste-to-energy (382200)
Calculated from the latest two annual reports in sequence and from registrations in CVR. A figure that is missing in either year gives no line, and we derive no figures.
Financial statements
Financial years 2024–2025 · amounts in DKK thousandEquity and net profit
| 2024 | 2025 | Change | |
|---|---|---|---|
| Revenue | not stated | not stated | – |
| Gross profit | 230 | 4,632 | +1,912.2% |
| Operating profit (EBIT) | 148 | 1,723 | +1,068% |
| Profit before tax | 146 | 1,642 | +1,026.2% |
| Net profit | 112 | 1,276 | +1,041% |
| Total assets | 5,212 | 10,427 | +100% |
| Equity | 512 | 1,788 | +249.3% |
| Liabilities | 4,700 | 8,639 | +83.8% |
| Cash and cash equivalents | 864 | 57 | −93.4% |
| Average number of employees | 1 | 2 | +100% |
Source: annual reports filed with the Danish Business Authority (XBRL). Figures for the company (not the group); change is the latest year against the year before. “–” means the figure is not stated in the annual report. Revenue is not stated for 2024, 2025: smaller companies may omit it, and we do not derive it from other figures.
Download the figures as CSV · free with an account, amounts in whole DKK
Annual reports
2 financial years| Financial year | Period | Published | Figures for | Documents |
|---|---|---|---|---|
| 2025 | 01/07/2024 – 30/06/2025 | 12/11/2025 | The company | PDF not statedXBRL |
| 2024 | 19/01/2023 – 30/06/2024 | 12/11/2024 | The company | PDFXBRL |
The figures from all the annual reports are shown on this page. The documents themselves (PDF and XBRL, the machine-readable edition) are downloaded with a Pro account: sign in or create a free account, and then choose Pro. XBRL is the edition the figures on the page are read from.
Employees
monthly figures from CVRPosition in the industry
9 companies in the databaseComparison with the other companies in waste-to-energy based on the latest financial year.
Industry median: gross profit DKK 9.7m, net profit −DKK 615k, equity DKK 10.7m, 31 employees.
Compared with similar companies
size, age and company form| Group | Gross profit | Equity |
|---|---|---|
| Companies with fewer than 20 employees69,967 companies in the comparison | No. 14,640of 69,742 Better than 79% | No. 25,816of 69,964 Better than 63% |
| Companies that are founded within the last five years16,662 companies in the comparison | No. 2,473of 16,614 Better than 85% | No. 2,637of 16,661 Better than 84% |
| All companies of type A/S18,025 companies in the comparison | No. 12,258of 17,786 Better than 31% | No. 14,811of 18,024 Better than 18% |
The rank is calculated among companies in the database with a figure for the latest financial year, and is shown only for groups of at least ten companies.
Compare with the industry
Waste-to-energy- SeSo Energy A/SDKK 4.6m
- NG Nordic Denmark A/SDKK 265.9m
- ARC Affaldsenergi / Waste to Energy A/SDKK 167.3m
- SeSo Energy A/SDKK 1.3m
- NG Nordic Denmark A/SDKK 103.1m
- ARC Affaldsenergi / Waste to Energy A/S−DKK 74.3m
- SeSo Energy A/SDKK 1.8m
- NG Nordic Denmark A/SDKK 501.8m
- ARC Affaldsenergi / Waste to Energy A/SDKK 441.2m
- SeSo Energy A/S3
- NG Nordic Denmark A/S194
- ARC Affaldsenergi / Waste to Energy A/S68
Latest financial year per company. Choose up to three companies from the largest in the industry.
Owners and group
from the Public Ownership Register- HS Holding, Bolderslev ApS20%
- H.C. Sønnichsen ApS50%
- N.S.N Holding ApS20%
Management
6 active registrationsExecutive management
| Name | Role | Appointed |
|---|---|---|
| Nicolai Sune Ayyildiz Nielsen | Director | 19/01/2023 |
Board of directors
| Name | Role | Appointed |
|---|---|---|
| Bent Martin Møller | Board member | 19/01/2023 |
| Hans-Christian Svendgaard Sønnichsen | Board member | 19/01/2023 |
| Henning Sejer Pedersen | Chair of the board | 19/01/2023 |
| Flemming Underbjerg-Bossen | Board member | 19/01/2023 |
| Nicolai Sune Ayyildiz Nielsen | Board member | 23/08/2023 |
- Founders
- HS Holding, Bolderslev ApS, H.C. Sønnichsen ApS, N.S.N Holding ApS
Signing rule: Selskabet tegnes af direktøren og bestyrelsens formand i forening eller af tre bestyrelsesmedlemmer i forening.
Address and production units
1 active production unitsEgelund 39
6200 Aabenraa
Aabenraa Municipality · Postcode 6200
Other companies at the address (2)
- Sejer og Sønnichsen A/SFreight transport by road
- Sejer Energi A/SWholesale of chemical products
| Production unit | Address | Employees | P number |
|---|---|---|---|
| SeSo Energy A/S | Egelund 39, 6200 Aabenraa | 3 | 1028943225 |
Purpose
Selskabets formål er at formidle biomasse og køb og salg af produkter i tilknytning hertil.
The purpose is quoted from the register in Danish.
Changes year by year
16 registered events20254 changesownership 2 · accounts 1 · industry 1
- OwnershipN.S.N Holding ApS registered as owner (20%)
- OwnershipN.S.N Holding ApS is no longer registered as owner
- AccountsAnnual report for 2025 published
- IndustryIndustry changed to Waste-to-energy (382200)
20242 changesaccounts 1 · industry 1
- AccountsAnnual report for 2024 published
- IndustryIndustry changed to Bortskaffelse af affald med energiproduktion (382120)
202310 changesmanagement 6 · founded 1 · ownership 3
- ManagementNicolai Sune Ayyildiz Nielsen appointed board member
- FoundedRegistered as SeSo Energy A/S
- ManagementBent Martin Møller appointed board member
- ManagementHans-Christian Svendgaard Sønnichsen appointed board member
- ManagementHenning Sejer Pedersen appointed chair of the board
- ManagementFlemming Underbjerg-Bossen appointed board member
- ManagementNicolai Sune Ayyildiz Nielsen appointed director
- OwnershipN.S.N Holding ApS registered as owner (10%)
- OwnershipHS HOLDING, BOLDERSLEV ApS registered as owner (20%)
- OwnershipH.C. Sønnichsen ApS registered as owner (50%)
Related companies
Same people in management
- Torben Clausen A/Svia Henning Sejer Pedersen
- Sejer og Sønnichsen A/Svia Bent Martin Møller
- SIB Byggeri A/Svia Henning Sejer Pedersen
- Underbjerg A/Svia Flemming Underbjerg-Bossen
- Aabybro Mejeri A/Svia Bent Martin Møller
- Sejer Energi A/Svia Bent Martin Møller
Largest in the industry
- NG Nordic Denmark A/SDKK 265.9m
- ARC Affaldsenergi / Waste to Energy A/SDKK 167.3m
- Produktionsselskabet Wpu Fårevejle ApSDKK 52.3m
- Woodson ApSDKK 14.7m
- SemperCycle ApSDKK 1.7m
- Produktionsselskabet Egebjerg ApS−DKK 16,845
Source and updates
The information comes from the Danish Central Business Register (Danish Business Authority) and from annual reports filed with the Danish Business Authority. Last synchronised 24/10/2026. The company is protected against advertising; contact details are not shown, and the data must not be used for marketing.