K.B Service og Montage ApS
Private limited companyCVR 45423719RønnedeActive
K.B Service og Montage ApS is a private limited company, based in Rønnede, active in plumbing, heat and air-conditioning installation, founded in 2025. Equity was negative at the end of 2026 (−DKK 80,011). The company is new and has been registered for 1 years. The latest net result (2026) was a loss of DKK 120k.
Key figures · financial year 2026
What has changed
calculated from recorded figures and datesManagement and owners, last 24 months
- New in management: Oliver Karlskov Marthin (ceo, 25/02/2025) and Soren Biston Abdullah (director, 25/02/2025).
- New owners registered: Oliver Karlskov Marthin (25/02/2025) and Soren Biston Abdullah (25/02/2025).
Registrations, last 24 months
- 17/08/2025: Industry changed to Plumbing, heat and air-conditioning installation (432200)
- 22/04/2025: Name changed from Din Multi-Service & Montage Partner ApS to K.B Service og Montage ApS
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 2026–2026 · amounts in DKK thousand| 2026 | Change | |
|---|---|---|
| Revenue | not stated | – |
| Gross profit | 642 | – |
| Operating profit (EBIT) | −138 | – |
| Profit before tax | −150 | – |
| Net profit | −120 | – |
| Total assets | 101 | – |
| Equity | −80 | – |
| Liabilities | 181 | – |
| Cash and cash equivalents | 0 | – |
| Average number of employees | 2 | – |
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 2026: 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
Signals from the financial statements
calculated from the 2026 figuresNegative equity
Equity was −DKK 80,011 at the end of 2026.
How is this calculated?
Equity in the latest annual report is below zero.
The signals are rules applied to the figures in the annual reports. They are not an assessment or credit rating of the company. See Data and method.
Annual reports
1 financial years| Financial year | Period | Published | Figures for | Documents |
|---|---|---|---|---|
| 2026 | 25/02/2025 – 31/03/2026 | 13/07/2026 | The company | PDF not statedXBRL |
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
1,357 companies in the databaseComparison with the other companies in plumbing, heat and air-conditioning installation based on the latest financial year.
Industry median: gross profit DKK 3.3m, net profit DKK 316k, equity DKK 1.3m, 5 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. 51,588of 69,742 Better than 26% | No. 61,976of 69,964 Better than 11% |
| Same industry and fewer than 20 employees1,152 companies in the comparison | No. 1,044of 1,152 Better than 9% | No. 1,099of 1,152 Better than 5% |
| Companies that are founded within the last five years16,662 companies in the comparison | No. 11,132of 16,614 Better than 33% | No. 13,864of 16,661 Better than 17% |
| All companies of type ApS66,508 companies in the comparison | No. 49,636of 66,379 Better than 25% | No. 58,317of 66,505 Better than 12% |
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
Plumbing, heat and air-conditioning installation- K.B Service og Montage ApSDKK 642k
- Wicotec Kirkebjerg A/SDKK 419.7m
- Andersen & Heegaard A/SDKK 391.6m
- K.B Service og Montage ApS−DKK 120k
- Wicotec Kirkebjerg A/SDKK 115.1m
- Andersen & Heegaard A/SDKK 32.5m
- K.B Service og Montage ApS−DKK 80,011
- Wicotec Kirkebjerg A/SDKK 494.9m
- Andersen & Heegaard A/SDKK 88.2m
- K.B Service og Montage ApS4
- Wicotec Kirkebjerg A/S1,495
- Andersen & Heegaard A/S251
Latest financial year per company. Choose up to three companies from the largest in the industry.
Owners and group
from the Public Ownership Register- Oliver Karlskov Marthin50%
- Soren Biston Abdullah50%
Management
2 active registrationsExecutive management
| Name | Role | Appointed |
|---|---|---|
| Oliver Karlskov Marthin | CEO | 25/02/2025 |
| Soren Biston Abdullah | Director | 25/02/2025 |
- Founders
- Oliver Karlskov Marthin, Soren Biston Abdullah
Signing rule: Selskabet tegnes af 2 direktører.
Address and production units
1 active production unitsFaxevej 33
4683 Rønnede
| Production unit | Address | Employees | P number |
|---|---|---|---|
| K.B Service og Montage ApS | Faxevej 33, Kongsted, 4683 Rønnede | 5 | 1031104595 |
Purpose
Selskabets formål er at udøve virksomhed med handel og service samt aktiviteter i tilknytning til dette.
The purpose is quoted from the register in Danish.
Changes year by year
8 registered events20261 changeaccounts 1
- AccountsAnnual report for 2026 published
20257 changesindustry 1 · name 1 · founded 1 · management 2 · ownership 2
- IndustryIndustry changed to Plumbing, heat and air-conditioning installation (432200)
- NameName changed from Din Multi-Service & Montage Partner ApS to K.B Service og Montage ApS
- FoundedRegistered as Din Multi-Service & Montage Partner ApS
- ManagementOliver Karlskov Marthin appointed ceo
- ManagementSoren Biston Abdullah appointed director
- OwnershipOliver Karlskov Marthin registered as owner (50%)
- OwnershipSoren Biston Abdullah registered as owner (50%)
Related companies
Same industry in Faxe
- Finn L. & Davidsen A/S277 employees
- Jens Lassen A/S18 employees
- Dansk Energi Center A/S17 employees
- TB Gruppen ApS5 employees
- Nymann VVS og gasservice ApS4 employees
- HT VVS ApS3 employees
Largest in the industry
- Wicotec Kirkebjerg A/SDKK 419.7m
- Andersen & Heegaard A/SDKK 391.6m
- Dtek A/SDKK 166.5m
- John Jensen VVS A/SDKK 143.5m
- Når A/SDKK 139.2m
- Gunnar Kristensen VVS A/SDKK 110.3m
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.