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Rentsyd.dk ApS

Private limited companyCVR 15342641SønderborgActive

Rentsyd.dk ApS is a private limited company, based in Sønderborg, active in general cleaning of buildings, founded in 1991. Net profit rose 590% from 2024 to 2025, ending at DKK 250k. With 33 employees, the company is about 7 times larger than the industry median. Equity grew to DKK 450k in 2025.

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Key figures · financial year 2025

Gross profitDKK 6.8m+30.6% vs. 2024
Net profitDKK 250k+590.5% vs. 2024
EquityDKK 450k+90.4% vs. 2024
Employees33latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2025 against 2024

  • Gross profit rose 31% (2024 → 2025), to DKK 6.8m.
  • Net profit rose 590% (2024 → 2025), to DKK 250k.
  • Equity rose 90% (2024 → 2025), to DKK 450k.

Registrations, last 24 months

  • 01/01/2025: Name changed from FLEX RENGØRING ApS to Rentsyd.dk 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 2020–2025 · amounts in DKK thousand

Equity and net profit

DKK 0DKK 100kDKK 200kDKK 300kDKK 400kDKK 500k202020212022202320242025
EquityNet profit
Financial figures for Rentsyd.dk ApS
202020212022202320242025Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit4,3024,1344,9365,0355,2306,831+30.6%
Operating profit (EBIT)36414244815448321+567.1%
Profit before tax35211943914547321+577.3%
Net profit2749334111236250+590.5%
Total assets2,0512,7021,9051,2861,1031,627+47.5%
Equity474293541312236450+90.4%
Liabilities1,5742,4091,3649748671,177+35.7%
Cash and cash equivalents1,4802,1481,292213–664–
Average number of employees13121314–––

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 2020, 2021, 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

DKK 0DKK 1mDKK 2mDKK 3mDKK 4mDKK 5mDKK 6mDKK 7m202020212022202320242025
Gross profitMedian, the industry (846 companies)

Signals from the financial statements

calculated from the 2025 figures

  • Profit for five years in a row

    Net result has been positive in 2021–2025.

    How is this calculated?

    Net result is positive in the five latest annual reports in a row.

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

6 financial years
Annual reports for Rentsyd.dk ApS
Financial yearPeriodPublishedFigures forDocuments
202501/01/2025 – 31/12/202519/05/2026The companyPDF not statedXBRL
202401/01/2024 – 31/12/202428/06/2025The companyPDF not statedXBRL
202301/01/2023 – 31/12/202328/06/2024The companyPDFXBRL
202201/01/2022 – 31/12/202231/05/2023The companyPDFXBRL
202101/01/2021 – 31/12/202130/05/2022The companyPDFXBRL
202001/01/2020 – 31/12/202020/05/2021The companyPDFXBRL

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 CVR
0102030405009/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2604/2605/2606/2607/2608/26
Employees

Position in the industry

846 companies in the database

Comparison with the other companies in general cleaning of buildings based on the latest financial year.

Gross profitDKK 6.8mNo. 174 of 844
Better than 79% of the companies in the industry
EquityDKK 450kNo. 356 of 846
Better than 58% of the companies in the industry
Number of employees33No. 73 of 846
Better than 91% of the companies in the industry

Industry median: gross profit DKK 2.2m, net profit DKK 79,271, equity DKK 298k, 5 employees.

DKK 100kDKK 1.1mDKK 11.1mDKK 116.2mDKK 557.4mHere
Distribution of gross profit for 811 companies in the industry (latest financial year, logarithmic scale). Amber bar: where this company sits.

Compared with similar companies

size, age and company form
Rank among similar companies
GroupGross profitEquity
Companies with 20–49 employees9,922 companies in the comparison
No. 6,922of 9,892
Better than 30%
No. 8,305of 9,922
Better than 16%
Same industry and 20–49 employees142 companies in the comparison
No. 78of 142
Better than 45%
No. 95of 142
Better than 33%
Companies that are at least 30 years old10,276 companies in the comparison
No. 4,977of 10,152
Better than 51%
No. 9,449of 10,275
Better than 8%
All companies of type ApS66,508 companies in the comparison
No. 9,752of 66,379
Better than 85%
No. 39,149of 66,505
Better than 41%

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

General cleaning of buildings
Gross profit
  1. Rentsyd.dk ApSDKK 6.8m
  2. Coor Service Management A/SDKK 1.2bn
  3. Forenede Service A/SDKK 761.7m
Net profit
  1. Rentsyd.dk ApSDKK 250k
  2. Coor Service Management A/SDKK 32.1m
  3. Forenede Service A/S−DKK 3m
Equity
  1. Rentsyd.dk ApSDKK 450k
  2. Coor Service Management A/SDKK 247.1m
  3. Forenede Service A/SDKK 90.2m
Employees
  1. Rentsyd.dk ApS33
  2. Coor Service Management A/S2,992
  3. Forenede Service A/S2,643

Latest financial year per company. Choose up to three companies from the largest in the industry.

Owners and group

from the Public Ownership Register
Owners
  • Dahnke Holding ApS50%
  • KP Multi Holding ApS50%
Rentsyd.dk ApS

Management

2 active registrations

Executive management

Executive management at Rentsyd.dk ApS
NameRoleAppointed
Kennet PetersenDirector01/01/2024
Jan DahnkeDirector01/01/2024
Founders
Marianne Dahnke
Former management (4)
Former management at Rentsyd.dk ApS
NameRoleAppointedResigned
Marianne DahnkeDirector19/06/199103/07/2017
Jan DahnkeChair of the board02/08/200402/08/2004
Jan DahnkeCEO02/08/200431/12/2023
Mark Neil AnderssonDirector08/05/201828/08/2020

Signing rule: Selskabet tegnes af en direktør.

Address and production units

1 active production units

Sjællandsgade 24B
6400 Sønderborg

Sønderborg Municipality · Postcode 6400

Production units
Production unitAddressEmployeesP number
Rentsyd.dk ApSSjællandsgade 24B, 6400 Sønderborg331000906738

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

44 registered events
20261 changeaccounts 1
  • Annual report for 2025 published
20252 changesaccounts 1 · name 1
  • Annual report for 2024 published
  • Name changed from FLEX RENGØRING ApS to Rentsyd.dk ApS
20246 changesaccounts 1 · address 1 · management 2 · ownership 2
  • Annual report for 2023 published
  • Moved to Sjællandsgade 24B, 6400 Sønderborg
  • Kennet Petersen appointed director
  • Jan Dahnke appointed director
  • KP Multi Holding ApS registered as owner (50%)
  • DAHNKE HOLDING ApS registered as owner (50%)
20233 changesmanagement 1 · ownership 1 · accounts 1
  • Jan Dahnke stepped down as ceo
  • DAHNKE HOLDING ApS is no longer registered as owner
  • Annual report for 2022 published
20221 changeaccounts 1
  • Annual report for 2021 published
20211 changeaccounts 1
  • Annual report for 2020 published
20205 changesmanagement 1 · ownership 3 · address 1
  • Mark Neil Andersson stepped down as director
  • MP Holding Dybbøl ApS is no longer registered as owner
  • DAHNKE HOLDING ApS registered as owner (50%)
  • DAHNKE HOLDING ApS is no longer registered as owner
  • Moved to Hørtoftvej 18A, Ragebøl, 6400 Sønderborg
20191 changeownership 1
  • NBA Erhvervsrengøring ApS is no longer registered as owner
20181 changemanagement 1
  • Mark Neil Andersson appointed director
20174 changesmanagement 1 · ownership 3
  • Marianne Dahnke stepped down as director
  • NBA Erhvervsrengøring ApS registered as owner (25%)
  • MP Holding Dybbøl ApS registered as owner (25%)
  • NBA Erhvervsrengøring ApS is no longer registered as owner
20164 changesownership 4
  • NBA Erhvervsrengøring ApS registered as owner (20%)
  • DAHNKE HOLDING ApS registered as owner (66.67%)
  • NBA Erhvervsrengøring ApS is no longer registered as owner
  • DAHNKE HOLDING ApS is no longer registered as owner
20151 changeaddress 1
  • Moved to Bøffelkobbelvej 23, 6400 Sønderborg
20141 changeownership 1
  • NBA Erhvervsrengøring ApS registered as owner (10%)
20111 changeaddress 1
  • Moved to Bøffelkobbelvej 29, Dybbøl, 6400 Sønderborg
20091 changeownership 1
  • DAHNKE HOLDING ApS registered as owner (90%)
20081 changeindustry 1
  • Industry changed to General cleaning of buildings (812100)
20071 changeaddress 1
  • Moved to Bøffelkobbelvej 21, Dybbøl, 6400 Sønderborg
20046 changesaddress 1 · name 1 · industry 1 · management 3
  • Moved to Bøffelkobbelvej 21, Dybbøl, 6400 Sønderborg
  • Name changed from BØFFELKOBBELS UDLEJNINGSSELSKAB AF 14.6.1991 ApS to FLEX RENGØRING ApS
  • Industry changed to Almindelig rengøring (747010)
  • Jan Dahnke appointed chair of the board
  • Jan Dahnke stepped down as chair of the board
  • Jan Dahnke appointed ceo
19961 changecapital 1
  • Share capital changed from 80,000 DKK to 200,000 DKK
19912 changesfounded 1 · management 1
  • Registered as BØFFELKOBBELS UDLEJNINGSSELSKAB AF 14.6.1991 ApS
  • Marianne Dahnke appointed director

Related companies

Same people in management

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.

View in CVRReport a correction