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Hjernø Gustafsen A/S

Public limited companyCVR 82251014RisskovActive

Hjernø Gustafsen A/S is a public limited company, based in Risskov, active in plumbing, heat and air-conditioning installation, founded in 1977. Net profit rose 37% from 2025 to 2026, ending at DKK 2.4m. With 34 employees, the company is about 7 times larger than the industry median. Equity grew to DKK 6.3m in 2026.

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Key figures · financial year 2026

Gross profitDKK 25.9m+6.3% vs. 2025
Net profitDKK 2.4m+37.4% vs. 2025
EquityDKK 6.3m+17.7% vs. 2025
Employees34latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2026 against 2025

  • Gross profit rose 6% (2025 → 2026), to DKK 25.9m.
  • Net profit rose 37% (2025 → 2026), to DKK 2.4m.
  • Equity rose 18% (2025 → 2026), to DKK 6.3m.

Employees

  • 4 more employees than a year earlier: 34 (07/2026) against 30 (07/2025).

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 2021–2026 · amounts in DKK thousand

Equity and net profit

DKK 0DKK 1mDKK 2mDKK 3mDKK 4mDKK 5mDKK 6m202120222023202420252026
EquityNet profit
Financial figures for Hjernø Gustafsen A/S
202120222023202420252026Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit24,75221,10121,10024,90224,38625,913+6.3%
Operating profit (EBIT)–2,1872,9963,3012,5523,429+34.4%
Profit before tax4,0762,0462,8493,1112,2813,140+37.7%
Net profit3,1731,5932,2082,4271,7782,443+37.4%
Total assets20,63716,21314,26321,78122,70225,300+11.4%
Equity3,6733,7664,7245,6515,3296,272+17.7%
Liabilities15,34010,5127,43714,05314,79315,751+6.5%
Cash and cash equivalents3,3461653318171−94.2%
Average number of employees3332293232320%

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 2021, 2022, 2023, 2024, 2025, 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

DKK 0DKK 5mDKK 10mDKK 15mDKK 20mDKK 25m202120222023202420252026
Gross profitMedian, the industry (1,357 companies)

Signals from the financial statements

calculated from the 2026 figures

  • Profit for five years in a row

    Net result has been positive in 2022–2026.

    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 Hjernø Gustafsen A/S
Financial yearPeriodPublishedFigures forDocuments
202601/07/2025 – 30/06/202628/09/2026The companyPDF not statedXBRL
202501/07/2024 – 30/06/202529/10/2025The companyPDF not statedXBRL
202401/07/2023 – 30/06/202427/09/2024The companyPDFXBRL
202301/07/2022 – 30/06/202304/12/2023The companyPDFXBRL
202201/07/2021 – 30/06/202216/10/2022The companyPDFXBRL
202101/05/2020 – 30/06/202124/11/2021The 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
0510152025303508/2309/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2604/2605/2606/2607/26
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 25.9mNo. 69 of 1,357
Better than 95% of the companies in the industry
EquityDKK 6.3mNo. 150 of 1,357
Better than 89% of the companies in the industry
Number of employees34No. 84 of 1,357
Better than 94% 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. 1,805of 9,892
Better than 82%
No. 4,181of 9,922
Better than 58%
Same industry and 20–49 employees153 companies in the comparison
No. 24of 153
Better than 85%
No. 59of 153
Better than 62%
Companies that are at least 30 years old10,276 companies in the comparison
No. 2,343of 10,152
Better than 77%
No. 5,713of 10,275
Better than 44%
All companies of type A/S18,025 companies in the comparison
No. 4,891of 17,786
Better than 73%
No. 10,589of 18,024
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

Plumbing, heat and air-conditioning installation
Gross profit
  1. Hjernø Gustafsen A/SDKK 25.9m
  2. Wicotec Kirkebjerg A/SDKK 419.7m
  3. Andersen & Heegaard A/SDKK 391.6m
Net profit
  1. Hjernø Gustafsen A/SDKK 2.4m
  2. Wicotec Kirkebjerg A/SDKK 115.1m
  3. Andersen & Heegaard A/SDKK 32.5m
Equity
  1. Hjernø Gustafsen A/SDKK 6.3m
  2. Wicotec Kirkebjerg A/SDKK 494.9m
  3. Andersen & Heegaard A/SDKK 88.2m
Employees
  1. Hjernø Gustafsen A/S34
  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
  • Michael Gustafsen Holding ApS5%
  • RM Gustafsen Holding ApS90%
Hjernø Gustafsen A/S

Management

4 active registrations

Executive management

Executive management at Hjernø Gustafsen A/S
NameRoleAppointed
René Arreskov GustafsenCEO01/07/2020

Board of directors

Board of directors at Hjernø Gustafsen A/S
NameRoleAppointed
René Arreskov GustafsenBoard member01/07/2020
Helle Borregaard TruelsenBoard member01/07/2020
Marc Fogsgaard GustafsenChair of the board30/06/2022
Former management (12)
Former management at Hjernø Gustafsen A/S
NameRoleAppointedResigned
Jens Simon Jensen KjølbyDirector27/06/197708/10/1991
Sonja Holmberg KjølbyBoard member27/06/197711/10/2000
Erik Thorvald Bodin HansenDirector27/06/197717/10/1989
Lars KjølbyBoard member27/06/197730/06/2022
Michael Bondo AndersenBoard member27/06/197708/10/1991
Hanne Rask LarsenBoard member11/10/200030/06/2022
Hanne Rask LarsenDirector11/10/200017/04/2001
Birgitte Østergaard EnevoldsenBoard member11/10/200005/02/2002
Lars KjølbyDirector17/04/200101/07/2020
Jens Simon Jensen KjølbyBoard member05/02/200201/11/2010
Anton Bo KjølbyBoard member01/11/201001/07/2020
Marc Fogsgaard GustafsenBoard member01/07/202029/06/2022

Signing rule: Selskabet tegnes af en direktør i forening med 2 bestyrelsesmedlemmer eller af 3 bestyrelsesmedlemmer i forening

Address and production units

1 active production units

Vejlbygade 10
8240 Risskov

Aarhus Municipality · Postcode 8240

Production units
Production unitAddressEmployeesP number
Hjernø Gustafsen A/SVejlbygade 10, 8240 Risskov341002641236

Purpose

Selskabets formål er at drive virksomhed indenfor handel, håndværk og industri og anden i forbindelse hermed stående virksomhed

The purpose is quoted from the register in Danish.

Changes year by year

51 registered events
20261 changeaccounts 1
  • Annual report for 2026 published
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
20231 changeaccounts 1
  • Annual report for 2023 published
20228 changesaccounts 1 · management 4 · ownership 3
  • Annual report for 2022 published
  • Marc Fogsgaard Gustafsen appointed chair of the board
  • Hanne Rask Larsen stepped down as board member
  • Lars Kjølby stepped down as board member
  • RM Gustafsen Holding ApS registered as owner (90%)
  • KJØLBY HOLDING A/S is no longer registered as owner
  • Marc Fogsgaard Gustafsen stepped down as board member
  • RM Gustafsen Holding ApS is no longer registered as owner
20212 changesaccounts 1 · address 1
  • Annual report for 2021 published
  • Moved to Vejlbygade 10, 8240 Risskov
202011 changesaddress 2 · name 1 · management 6 · ownership 2
  • Moved to Vejlbygade 10, 8240 Risskov
  • Name changed from HJERNØ A/S to Hjernø Gustafsen A/S
  • Helle Borregaard Truelsen appointed board member
  • René Arreskov Gustafsen appointed ceo
  • René Arreskov Gustafsen appointed board member
  • Marc Fogsgaard Gustafsen appointed board member
  • Anton Bo Kjølby stepped down as board member
  • Lars Kjølby stepped down as director
  • RM Gustafsen Holding ApS registered as owner (66.67%)
  • Michael Gustafsen Holding ApS registered as owner (5%)
  • Moved to Gammel Munkegade 6, 8000 Aarhus C
20102 changesmanagement 2
  • Anton Bo Kjølby appointed board member
  • Jens Simon Jensen Kjølby stepped down as board member
20081 changeindustry 1
  • Industry changed to Plumbing, heat and air-conditioning installation (432200)
20022 changesmanagement 2
  • Jens Simon Jensen Kjølby appointed board member
  • Birgitte Østergaard Enevoldsen stepped down as board member
20012 changesmanagement 2
  • Lars Kjølby appointed director
  • Hanne Rask Larsen stepped down as director
20005 changesownership 1 · management 4
  • KJØLBY HOLDING A/S registered as owner (20%)
  • Hanne Rask Larsen appointed director
  • Hanne Rask Larsen appointed board member
  • Birgitte Østergaard Enevoldsen appointed board member
  • Sonja Holmberg Kjølby stepped down as board member
19971 changename 1
  • Name changed from H. CHR. HANSEN & CO. A/S to HJERNØ A/S
19961 changecapital 1
  • Share capital changed from 300,000 DKK to 500,000 DKK
19912 changesmanagement 2
  • Jens Simon Jensen Kjølby stepped down as director
  • Michael Bondo Andersen stepped down as board member
19893 changesname 1 · capital 1 · management 1
  • Name changed from H. CHR. HANSEN & CO.'EFTF ÅRHUS ApS to H. CHR. HANSEN & CO. A/S
  • Share capital changed from 200,000 DKK to 300,000 DKK
  • Erik Thorvald Bodin Hansen stepped down as director
19776 changesfounded 1 · management 5
  • Registered as H. CHR. HANSEN & CO.'EFTF ÅRHUS ApS
  • Erik Thorvald Bodin Hansen appointed director
  • Jens Simon Jensen Kjølby appointed director
  • Sonja Holmberg Kjølby appointed board member
  • Michael Bondo Andersen appointed board member
  • Lars Kjølby appointed board member

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Same people in management

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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. The company is protected against advertising; contact details are not shown, and the data must not be used for marketing.

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