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Clean-vent ApS

Private limited companyCVR 84398128BallerupActive

Clean-vent ApS is a private limited company, based in Ballerup, active in manufacture of non-domestic cooling and ventilation equipment, founded in 1978. Net profit rose 4554% from 2024 to 2025, ending at DKK 1.6m. Equity grew to DKK 7m in 2025.

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Key figures · financial year 2025

Gross profitDKK 8m+14.6% vs. 2024
Net profitDKK 1.6m+4,553.9% vs. 2024
EquityDKK 7m+28.8% vs. 2024
Employees7latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2025 against 2024

  • Gross profit rose 15% (2024 → 2025), to DKK 8m.
  • Net profit rose 4,554% (2024 → 2025), to DKK 1.6m.
  • Equity rose 29% (2024 → 2025), to DKK 7m.

Employees

  • 1 fewer employees than a year earlier: 7 (07/2026) against 8 (07/2025).

Registrations, last 24 months

  • 09/12/2025: Moved to Tempovej 28, 2750 Ballerup
  • 01/01/2025: Industry changed to Manufacture of non-domestic cooling and ventilation equipment (282500)

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 1mDKK 0DKK 1mDKK 2mDKK 3mDKK 4mDKK 5mDKK 6mDKK 7m202020212022202320242025
EquityNet profit
Financial figures for Clean-vent ApS
202020212022202320242025Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit4,8536,3455,4127,1476,9387,953+14.6%
Operating profit (EBIT)6361,202−1341,4894452,259+407.4%
Profit before tax7121,476−4511,3261171,957+1,573.1%
Net profit5521,153−3381,031341,574+4,553.9%
Total assets10,1558,76612,10912,51715,71915,008−4.5%
Equity6,0826,7355,3986,4285,4627,036+28.8%
Liabilities4,0732,0206,7116,08910,2517,972−22.2%
Cash and cash equivalents4,8594,1784,0126,8382,1604,297+99%
Average number of employees776690−100%

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 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 7mDKK 8m202020212022202320242025
Gross profitMedian, the industry (145 companies)

Annual reports

6 financial years
Annual reports for Clean-vent ApS
Financial yearPeriodPublishedFigures forDocuments
202501/10/2024 – 30/09/202512/03/2026The companyPDF not statedXBRL
202401/10/2023 – 30/09/202428/03/2025The companyPDFXBRL
202301/10/2022 – 30/09/202320/03/2024The companyPDFXBRL
202201/10/2021 – 30/09/202212/03/2023The companyPDFXBRL
202101/10/2020 – 30/09/202128/02/2022The companyPDFXBRL
202001/10/2019 – 30/09/202005/02/2021The 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
02468101207/2308/2309/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2605/2606/2607/26
Employees

Position in the industry

145 companies in the database

Comparison with the other companies in manufacture of non-domestic cooling and ventilation equipment based on the latest financial year.

Gross profitDKK 8mNo. 62 of 145
Better than 58% of the companies in the industry
EquityDKK 7mNo. 50 of 145
Better than 66% of the companies in the industry
Number of employees7No. 138 of 145
Better than 5% of the companies in the industry

Industry median: gross profit DKK 6.1m, net profit DKK 659k, equity DKK 3.6m, 7 employees.

DKK 100kDKK 912kDKK 8.3mDKK 75.9mDKK 331.4mHere
Distribution of gross profit for 137 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 fewer than 20 employees69,967 companies in the comparison
No. 7,027of 69,742
Better than 90%
No. 11,433of 69,964
Better than 84%
Same industry and fewer than 20 employees104 companies in the comparison
No. 24of 104
Better than 78%
No. 14of 104
Better than 87%
Companies that are at least 30 years old10,276 companies in the comparison
No. 4,651of 10,152
Better than 54%
No. 5,506of 10,275
Better than 46%
All companies of type ApS66,508 companies in the comparison
No. 8,120of 66,379
Better than 88%
No. 8,853of 66,505
Better than 87%

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

Manufacture of non-domestic cooling and ventilation equipment
Gross profit
  1. Clean-vent ApSDKK 8m
  2. Johnson Controls Denmark ApSDKK 692.3m
  3. Skov A/s. GlyngøreDKK 593.2m
Net profit
  1. Clean-vent ApSDKK 1.6m
  2. Johnson Controls Denmark ApS−DKK 1.2m
  3. Skov A/s. GlyngøreDKK 194.3m
Equity
  1. Clean-vent ApSDKK 7m
  2. Johnson Controls Denmark ApSDKK 1.3bn
  3. Skov A/s. GlyngøreDKK 507.5m
Employees
  1. Clean-vent ApS7
  2. Johnson Controls Denmark ApS804
  3. Skov A/s. Glyngøre408

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
  • Grenaae Holding ApS100%
Clean-vent ApS

Management

4 active registrations

Executive management

Executive management at Clean-vent ApS
NameRoleAppointed
Allan GrenaaeDirector15/06/2005

Board of directors

Board of directors at Clean-vent ApS
NameRoleAppointed
Allan GrenaaeBoard member03/07/1978
Bjarne TranbergChair of the board13/02/2019
Anders PiiBoard member13/02/2019
Former management (10)
Former management at Clean-vent ApS
NameRoleAppointedResigned
Jesper Valentin OttoBoard member03/07/197806/04/1989
Jesper Valentin OttoDirector03/07/197806/04/1989
Flemming GrenaaeBoard member03/07/197809/03/2017
Flemming GrenaaeDirector03/07/197815/06/2005
Jytte GrenaaeBoard member03/07/197809/03/2017
Torben SøndbergBoard member03/07/197826/02/2001
Henry Emil LemkeBoard member16/03/201716/11/2017
Thomas Tange RasmussenChair of the board16/03/201717/11/2017
Bjarne TranbergBoard member16/03/201712/02/2019
Henry Emil LemkeChair of the board17/11/201713/02/2019

Signing rule: Selskabet tegnes af en direktør eller af to bestyrelsesmedlemmer i forening

Address and production units

1 active production units

Tempovej 28
2750 Ballerup

Ballerup Municipality · Postcode 2750

Production units
Production unitAddressEmployeesP number
CLEAN-VENT APSTempovej 28, 2750 Ballerup101002693978

Purpose

Selskabets formål er at drive konsulent, ingeniør-og entreprenørvirksomhed inden for ventilation m.v. samt anden hermed forenelig virksomhed

The purpose is quoted from the register in Danish.

Changes year by year

38 registered events
20261 changeaccounts 1
  • Annual report for 2025 published
20253 changesaddress 1 · accounts 1 · industry 1
  • Moved to Tempovej 28, 2750 Ballerup
  • Annual report for 2024 published
  • Industry changed to Manufacture of non-domestic cooling and ventilation equipment (282500)
20241 changeaccounts 1
  • Annual report for 2023 published
20231 changeaccounts 1
  • Annual report for 2022 published
20222 changesaddress 1 · accounts 1
  • Moved to Vasekær 2, 2730 Herlev
  • Annual report for 2021 published
20211 changeaccounts 1
  • Annual report for 2020 published
20194 changesmanagement 4
  • Anders Pii appointed board member
  • Bjarne Tranberg appointed chair of the board
  • Henry Emil Lemke stepped down as chair of the board
  • Bjarne Tranberg stepped down as board member
20178 changesmanagement 8
  • Henry Emil Lemke appointed chair of the board
  • Thomas Tange Rasmussen stepped down as chair of the board
  • Henry Emil Lemke stepped down as board member
  • Thomas Tange Rasmussen appointed chair of the board
  • Henry Emil Lemke appointed board member
  • Bjarne Tranberg appointed board member
  • Jytte Grenaae stepped down as board member
  • Flemming Grenaae stepped down as board member
20091 changeownership 1
  • GRENAAE HOLDING ApS registered as owner (100%)
20081 changeindustry 1
  • Industry changed to Manufacture of non-domestic cooling and ventilation equipment (282500)
20052 changesmanagement 2
  • Allan Grenaae appointed director
  • Flemming Grenaae stepped down as director
20011 changemanagement 1
  • Torben Søndberg stepped down as board member
19941 changecapital 1
  • Share capital changed from 100,000 DKK to 200,000 DKK
19893 changescapital 1 · management 2
  • Share capital changed from 200,000 DKK to 100,000 DKK
  • Jesper Valentin Otto stepped down as board member
  • Jesper Valentin Otto stepped down as director
19788 changesfounded 1 · management 7
  • Registered as CLEAN-VENT ApS
  • Jesper Valentin Otto appointed board member
  • Jesper Valentin Otto appointed director
  • Flemming Grenaae appointed director
  • Allan Grenaae appointed board member
  • Jytte Grenaae appointed board member
  • Flemming Grenaae appointed board member
  • Torben Søndberg appointed board member

Related companies

Same industry in Ballerup

See all →

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