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JS Ventilation A/S

Public limited companyCVR 10129095GlostrupActive

JS Ventilation A/S is a public limited company, based in Glostrup, active in plumbing, heat and air-conditioning installation, founded in 1985. Net profit fell 16% from 2024 to 2025, ending at DKK 5.9m. With 49 employees, the company is about 10 times larger than the industry median. Gross profit is higher than that of 96% of the companies in the industry in the database.

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Key figures · financial year 2025

Gross profitDKK 29m−0.5% vs. 2024
Net profitDKK 5.9m−16.4% vs. 2024
EquityDKK 14.6m−0.5% vs. 2024
Employees49latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2025 against 2024

  • Net profit fell 16% (2024 → 2025), to DKK 5.9m.

Employees

  • 2 more employees than a year earlier: 49 (08/2026) against 47 (08/2025).

Management and owners, last 24 months

  • New in management: Jacob Schaap Christensen (board member, 10/04/2026) and Kristian Lind (board member, 10/04/2026).
  • Stepped down: Børge Nordgaard Hansen (board member, 10/04/2026).

Registrations, last 24 months

  • 01/01/2025: Industry changed to Plumbing, heat and air-conditioning installation (432200)

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 2mDKK 4mDKK 6mDKK 8mDKK 10mDKK 12mDKK 14m202020212022202320242025
EquityNet profit
Financial figures for JS Ventilation A/S
202020212022202320242025Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit30,93027,22826,36928,02929,12428,982−0.5%
Operating profit (EBIT)2,862−7847064,5276,7184,639−30.9%
Profit before tax4,4404321,9055,8098,4706,844−19.2%
Net profit3,7876431,7814,8127,0835,921−16.4%
Total assets34,17732,13729,95833,63136,13634,978−3.2%
Equity9,9965,5447,32412,13614,71914,640−0.5%
Liabilities22,58325,57320,63719,64919,12817,125−10.5%
Cash and cash equivalents11,3996406332,6002,9985,103+70.2%
Average number of employees525449423739+5.4%

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 5mDKK 10mDKK 15mDKK 20mDKK 25mDKK 30m202020212022202320242025
Gross profitMedian, the industry (1,357 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 JS Ventilation A/S
Financial yearPeriodPublishedFigures forDocuments
202501/07/2024 – 30/06/202516/12/2025The companyPDF not statedXBRL
202401/07/2023 – 30/06/202405/12/2024The companyPDFXBRL
202301/07/2022 – 30/06/202318/12/2023The companyPDFXBRL
202201/07/2021 – 30/06/202216/12/2022The companyPDFXBRL
202101/07/2020 – 30/06/202112/11/2021The companyPDFXBRL
202001/07/2019 – 30/06/202022/10/2020The 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
010203040506009/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2604/2605/2606/2607/2608/26
Employees

Position in the industry

1,357 companies in the database

Comparison with the other companies in plumbing, heat and air-conditioning installation based on the latest financial year.

Gross profitDKK 29mNo. 60 of 1,357
Better than 96% of the companies in the industry
EquityDKK 14.6mNo. 48 of 1,357
Better than 97% of the companies in the industry
Number of employees49No. 64 of 1,357
Better than 95% of the companies in the industry

Industry median: gross profit DKK 3.3m, net profit DKK 316k, equity DKK 1.3m, 5 employees.

DKK 100kDKK 805kDKK 6.5mDKK 52.2mDKK 209.5mHere
Distribution of gross profit for 1,334 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. 1,433of 9,892
Better than 86%
No. 2,287of 9,922
Better than 77%
Same industry and 20–49 employees153 companies in the comparison
No. 16of 153
Better than 90%
No. 16of 153
Better than 90%
Companies that are at least 30 years old10,276 companies in the comparison
No. 2,184of 10,152
Better than 78%
No. 4,005of 10,275
Better than 61%
All companies of type A/S18,025 companies in the comparison
No. 4,506of 17,786
Better than 75%
No. 7,316of 18,024
Better than 59%

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
Gross profit
  1. JS Ventilation A/SDKK 29m
  2. Wicotec Kirkebjerg A/SDKK 419.7m
  3. Andersen & Heegaard A/SDKK 391.6m
Net profit
  1. JS Ventilation A/SDKK 5.9m
  2. Wicotec Kirkebjerg A/SDKK 115.1m
  3. Andersen & Heegaard A/SDKK 32.5m
Equity
  1. JS Ventilation A/SDKK 14.6m
  2. Wicotec Kirkebjerg A/SDKK 494.9m
  3. Andersen & Heegaard A/SDKK 88.2m
Employees
  1. JS Ventilation A/S49
  2. Wicotec Kirkebjerg A/S1,495
  3. 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
Owners
  • Sdbl Holding ApS33.33% · 50% votes
  • Kronby Holding ApS33.33%
JS Ventilation A/S
Subsidiaries and ownership shares

Subsidiaries are shown only if they are in the database.

Management

8 active registrations

Executive management

Executive management at JS Ventilation A/S
NameRoleAppointed
Søren Duval Byrgesen LarsenDirector20/05/2006
Kim Jørgen Heide KronbyDirector23/06/2010

Board of directors

Board of directors at JS Ventilation A/S
NameRoleAppointed
Søren Duval Byrgesen LarsenBoard member20/05/2006
Kim Jørgen Heide KronbyBoard member27/11/2008
Rudi Valdbjørn AndersenBoard member10/10/2017
Johnny ØlandChair of the board13/12/2023
Jacob Schaap ChristensenBoard member10/04/2026
Kristian LindBoard member10/04/2026
Founders
Jørgen Nilsson, Stig Erlandsen, Jens Erik Kaae, John Kristiansen
Former management (14)
Former management at JS Ventilation A/S
NameRoleAppointedResigned
Rolf Lindegaard GregersenChair of the board27/12/198518/04/2005
Peter Mikael ØlholmBoard member27/12/198518/04/2005
Jørgen NilssonBoard member27/12/198527/11/2008
Jørgen NilssonDirector27/12/198527/11/2008
Stig ErlandsenBoard member27/12/198502/01/1996
Jens Erik KaaeChair of the board27/12/198519/11/1987
John KristiansenBoard member27/12/198518/04/2005
John KristiansenDirector27/12/198518/04/2005
John HestehaveBoard member18/04/200522/10/2012
Kurt Magne JensenBoard member18/04/200509/05/2014
Hans Peter OlsenChair of the board20/05/200610/10/2017
Lars Oscar JönssonBoard member22/10/201207/04/2019
Børge Nordgaard HansenBoard member09/05/201410/04/2026
Lars Oscar JönssonChair of the board08/04/201913/12/2023

Signing rule: Selskabet tegnes af den samlede bestyrelse eller af en direktør.

Address and production units

1 active production units

Malervangen 9
2600 Glostrup

Albertslund Municipality · Postcode 2600

Production units
Production unitAddressEmployeesP number
JS VENTILATION A/SMalervangen 9, 2600 Glostrup491000022621

Purpose

Selskabets formål er at drive entreprenørforretning, industri og fabrikation, navnlig vedrørende ventilationsanlæg

The purpose is quoted from the register in Danish.

Changes year by year

55 registered events
20263 changesmanagement 3
  • Kristian Lind appointed board member
  • Jacob Schaap Christensen appointed board member
  • Børge Nordgaard Hansen stepped down as board member
20252 changesaccounts 1 · industry 1
  • Annual report for 2025 published
  • Industry changed to Plumbing, heat and air-conditioning installation (432200)
20241 changeaccounts 1
  • Annual report for 2024 published
20234 changesaccounts 1 · management 2 · address 1
  • Annual report for 2023 published
  • Johnny Øland appointed chair of the board
  • Lars Oscar Jönsson stepped down as chair of the board
  • Moved to Malervangen 9, 2600 Glostrup
20221 changeaccounts 1
  • Annual report for 2022 published
20211 changeaccounts 1
  • Annual report for 2021 published
20201 changeaccounts 1
  • Annual report for 2020 published
20192 changesmanagement 2
  • Lars Oscar Jönsson appointed chair of the board
  • Lars Oscar Jönsson stepped down as board member
20181 changeaddress 1
  • Moved to Malervangen 9, 2600 Glostrup
20172 changesmanagement 2
  • Rudi Valdbjørn Andersen appointed board member
  • Hans Peter Olsen stepped down as chair of the board
20142 changesmanagement 2
  • Børge Nordgaard Hansen appointed board member
  • Kurt Magne Jensen stepped down as board member
20133 changescapital 1 · ownership 2
  • Share capital changed from 1,000,000 DKK to 1,050,000 DKK
  • SDBL HOLDING ApS registered as owner (33.33%)
  • KRONBY HOLDING ApS registered as owner (33.33%)
20122 changesmanagement 2
  • Lars Oscar Jönsson appointed board member
  • John Hestehave stepped down as board member
20103 changescapital 2 · management 1
  • Share capital changed from 504,000 DKK to 1,000,000 DKK
  • Kim Jørgen Heide Kronby appointed director
  • Share capital changed from 1,190,000 DKK to 504,000 DKK
20084 changesmanagement 3 · industry 1
  • Kim Jørgen Heide Kronby appointed board member
  • Jørgen Nilsson stepped down as director
  • Jørgen Nilsson stepped down as board member
  • Industry changed to Plumbing, heat and air-conditioning installation (432200)
20064 changesmanagement 3 · capital 1
  • Hans Peter Olsen appointed chair of the board
  • Søren Duval Byrgesen Larsen appointed board member
  • Søren Duval Byrgesen Larsen appointed director
  • Share capital changed from 600,000 DKK to 1,190,000 DKK
20056 changesmanagement 6
  • John Hestehave appointed board member
  • Kurt Magne Jensen appointed board member
  • John Kristiansen stepped down as director
  • Peter Mikael Ølholm stepped down as board member
  • Rolf Lindegaard Gregersen stepped down as chair of the board
  • John Kristiansen stepped down as board member
19962 changescapital 1 · management 1
  • Share capital changed from 390,000 DKK to 600,000 DKK
  • Stig Erlandsen stepped down as board member
19921 changecapital 1
  • Share capital changed from 300,000 DKK to 390,000 DKK
19871 changemanagement 1
  • Jens Erik Kaae stepped down as chair of the board
19859 changesfounded 1 · management 8
  • Registered as JS VENTILATION A/S
  • John Kristiansen appointed director
  • Peter Mikael Ølholm appointed board member
  • Rolf Lindegaard Gregersen appointed chair of the board
  • John Kristiansen appointed board member
  • Jens Erik Kaae appointed chair of the board
  • Stig Erlandsen appointed board member
  • Jørgen Nilsson appointed director
  • Jørgen Nilsson appointed board member

Related companies

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Same people in management

Largest in the industry

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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