DetDuer ApS
Private limited companyCVR 42553719Kongens LyngbyActive
DetDuer ApS is a private limited company, based in Kongens Lyngby, active in engineering consultancy in construction and civil engineering, founded in 2021. Net profit rose 7% from 2024 to 2025, ending at DKK 219k. Profit has grown three years in a row. Equity grew to DKK 622k in 2025.
Key figures · financial year 2025
What has changed
calculated from recorded figures and datesFinancials: 2025 against 2024
- Gross profit rose 10% (2024 → 2025), to DKK 1.2m.
- Net profit rose 7% (2024 → 2025), to DKK 219k.
- Equity rose 16% (2024 → 2025), to DKK 622k.
Registrations, last 24 months
- 01/01/2025: Industry changed to Engineering consultancy in construction and civil engineering (711210)
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 2022–2025 · amounts in DKK thousandEquity and net profit
| 2022 | 2023 | 2024 | 2025 | Change | |
|---|---|---|---|---|---|
| Revenue | not stated | not stated | not stated | not stated | – |
| Gross profit | 1,485 | 1,041 | 1,049 | 1,159 | +10.4% |
| Operating profit (EBIT) | 543 | 153 | 264 | 282 | +7% |
| Profit before tax | 540 | 147 | 262 | 281 | +7.1% |
| Net profit | 421 | 113 | 204 | 219 | +7.3% |
| Total assets | 670 | 647 | 690 | 837 | +21.3% |
| Equity | 461 | 456 | 538 | 622 | +15.6% |
| Liabilities | 209 | 191 | 152 | 215 | +41.5% |
| Cash and cash equivalents | 467 | 493 | 521 | 656 | +25.7% |
| Average number of employees | 1 | 1 | 2 | 2 | 0% |
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 2022, 2023, 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
4 financial years| Financial year | Period | Published | Figures for | Documents |
|---|---|---|---|---|
| 2025 | 01/01/2025 – 31/12/2025 | 29/01/2026 | The company | PDF not statedXBRL |
| 2024 | 01/01/2024 – 31/12/2024 | 16/01/2025 | The company | PDFXBRL |
| 2023 | 01/01/2023 – 31/12/2023 | 19/03/2024 | The company | PDFXBRL |
| 2022 | 16/07/2021 – 31/12/2022 | 28/06/2023 | 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
795 companies in the databaseComparison with the other companies in engineering consultancy in construction and civil engineering based on the latest financial year.
Industry median: gross profit DKK 2.8m, net profit DKK 406k, equity DKK 1.2m, 3 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. 42,077of 69,742 Better than 40% | No. 39,613of 69,964 Better than 43% |
| Same industry and fewer than 20 employees680 companies in the comparison | No. 480of 679 Better than 29% | No. 399of 680 Better than 41% |
| Companies that are between 5 and 14 years old33,688 companies in the comparison | No. 22,054of 33,588 Better than 34% | No. 18,554of 33,687 Better than 45% |
| All companies of type ApS66,508 companies in the comparison | No. 40,513of 66,379 Better than 39% | No. 35,507of 66,505 Better than 47% |
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
Engineering consultancy in construction and civil engineering- DetDuer ApSDKK 1.2m
- Rambøll Danmark A/SDKK 3bn
- Sweco Danmark A/SDKK 1.7bn
- DetDuer ApSDKK 219k
- Rambøll Danmark A/SDKK 169.1m
- Sweco Danmark A/SDKK 231m
- DetDuer ApSDKK 622k
- Rambøll Danmark A/SDKK 950.5m
- Sweco Danmark A/SDKK 766.8m
- DetDuer ApS2
- Rambøll Danmark A/S3,293
- Sweco Danmark A/S1,864
Latest financial year per company. Choose up to three companies from the largest in the industry.
Owners and group
from the Public Ownership Register- Poul Henrik Due100%
Management
1 active registrationsExecutive management
| Name | Role | Appointed |
|---|---|---|
| Poul Henrik Due | Director | 16/07/2021 |
- Founders
- Poul Henrik Due
Signing rule: Selskabet tegnes af en direktør.
Address and production units
1 active production unitsGadevangen 43
2800 Kongens Lyngby
| Production unit | Address | Employees | P number |
|---|---|---|---|
| DetDuer ApS | Gadevangen 43, 2800 Kongens Lyngby | 2 | 1027383188 |
Purpose
Selskabets formål er at udøve virksomhed med handel og service samt aktiviteter i tilknytning hertil.
The purpose is quoted from the register in Danish.
Changes year by year
8 registered events20261 changeaccounts 1
- AccountsAnnual report for 2025 published
20252 changesaccounts 1 · industry 1
- AccountsAnnual report for 2024 published
- IndustryIndustry changed to Engineering consultancy in construction and civil engineering (711210)
20241 changeaccounts 1
- AccountsAnnual report for 2023 published
20231 changeaccounts 1
- AccountsAnnual report for 2022 published
20213 changesfounded 1 · management 1 · ownership 1
- FoundedRegistered as DetDuer ApS
- ManagementPoul Henrik Due appointed director
- OwnershipPoul Henrik Due registered as owner (100%)
Related companies
Same industry in Lyngby-Taarbæk
- COWI A/S2,937 employees
- Emcon A/S36 employees
- Thranekær Rådgivende Ingeniører, Lyngby A/S16 employees
- Cajn Projekt ApS14 employees
- Quantum Project Controls ApS12 employees
- Foreseen ApS10 employees
Largest in the industry
- Rambøll Danmark A/SDKK 3bn
- Sweco Danmark A/SDKK 1.7bn
- Semco Maritime A/SDKK 1.3bn
- Artelia A/SDKK 1.1bn
- WSP Danmark A/SDKK 462.9m
- Norconsult Danmark A/SDKK 414.6m
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.