Owners, management and financials
CVR: 30609425
DKK 18,230,048
Gross profit
Net result: DKK 2,465,683
ZITZ HOLDING ApS (100%)
CVR · view owners
Rene Zitz
Board: Franz Josef Zitz (chair) and 2 members
CVR · view management
Active
Founded 21 May 2007
CVR · view overview
26 employees
CVR · 2026
Director role ended: Hans Dahl Jakobsen
CVR · 23/05/2011
View the full event history
HJ VENTILATION SERVICE A/S is a Danish company of the type Aktieselskab based in Odense S, founded in 2007. The company is registered under the industry Installation af isolering. The management consists of Rene Zitz. The board consists of Franz Josef Zitz (chair), Lotte Eckhoff Zitz and Rene Zitz. The company is owned by ZITZ HOLDING ApS. The company has 26 employees (2026). In 2025, the company reported a gross profit of DKK 18,230,048 and a net result of DKK 2,465,683 compared with DKK 933,612 the year before. Equity in the 2025 report amounted to DKK 12,512,967.
Source: annual report 2025, Danish Business Authority
The financial health of HJ VENTILATION SERVICE A/S appears to be improving, with a notable increase in gross profit from 11.2 million DKK in 2022 to 18.2 million DKK in 2025. Profitability has also strengthened, moving from a loss of 79,262 DKK in 2022 to a profit of 2.5 million DKK in 2025. The company's equity has consistently risen, reaching 12.5 million DKK, indicating a solid equity position. However, the lack of disclosed revenue figures raises concerns about transparency and overall market position within the insulation installation industry.
AI-generated summary · Generated 14/08/2026
Selskabets formål er produktion og handel med ventilationsanlæg og støjdæmpning samt løsning af alle slags service- og installationsopgaver på ventilationsområdet
Source: annual reports filed with the Danish Business Authority.
| Period | Gross Profit | Profit/Loss | Total Assets | Equity | Employees | Report |
|---|---|---|---|---|---|---|
| 202501/01/2025 – 31/12/2025 | 18.2 mio. | 2.5 mio. | 19.1 mio. | 12.5 mio. | 23 | |
| 202401/01/2024 – 31/12/2024 | 15.8 mio. | 934 t. | 19.9 mio. | 11 mio. | 24 | |
| 202301/01/2023 – 31/12/2023 | 13.8 mio. | 1.1 mio. | 16.7 mio. | 11.1 mio. | 22 | |
| 202201/01/2022 – 31/12/2022 | 11.2 mio. | -79 t. | 14.2 mio. | 10 mio. | 20 | |
| 202101/01/2021 – 31/12/2021 | 12.2 mio. | -27 t. | 15.1 mio. | 10.1 mio. | 22 | |
| 202001/01/2020 – 31/12/2020 | 13.8 mio. | 1.3 mio. | 19.7 mio. | 11.7 mio. | 24 | |
| 201901/01/2019 – 31/12/2019 | 15.1 mio. | 1 mio. | 18.2 mio. | 10.8 mio. | 28 | |
| 201801/01/2018 – 31/12/2018 | 17.3 mio. | 2.4 mio. | 20.5 mio. | 10.8 mio. | 29 | |
| 201701/01/2017 – 31/12/2017 | 15.4 mio. | 1.8 mio. | 15.5 mio. | 8.9 mio. | 26 | |
| 201601/01/2016 – 31/12/2016 | 15.5 mio. | 2.7 mio. | 18.2 mio. | 7.6 mio. | - | |
| 201501/01/2015 – 31/12/2015 | 13.2 mio. | 1.2 mio. | 10.8 mio. | 5 mio. | - | |
| 201401/12/2013 – 30/11/2014 | 15.3 mio. | 2.3 mio. | 10.9 mio. | 3.7 mio. | - | |
| 201301/12/2012 – 30/11/2013 | 14.1 mio. | 1.8 mio. | 13.5 mio. | 2.8 mio. | - | |
| 201201/12/2011 – 30/11/2012 | 10.1 mio. | 658 t. | 8.8 mio. | 1.4 mio. | - |
Compared to 325 companies in Installation af isolering
Comparison is based on industry median values
Screen owners and management against the Danish FSA's official PEP lists
1 public tender won
Sources: TED (the EU tender database) and udbud.dk
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Try the lead list generatorThe CVR number of HJ VENTILATION SERVICE A/S is 30609425.
HJ VENTILATION SERVICE A/S is owned by ZITZ HOLDING ApS.
The management of HJ VENTILATION SERVICE A/S consists of Rene Zitz.
The board of HJ VENTILATION SERVICE A/S consists of Franz Josef Zitz, Lotte Eckhoff Zitz and Rene Zitz, with Franz Josef Zitz as chair.
In 2025, HJ VENTILATION SERVICE A/S reported a gross profit of DKK 18,230,048.
HJ VENTILATION SERVICE A/S had 26 employees in 2026 according to the Danish CVR register.
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HJ VENTILATION SERVICE A/S has won the tender "Genudbud 2 - Filtre til Ventilationsanlæg på SDU" issued by Syddansk Universitet worth 549,593 DKK.
HJ VENTILATION SERVICE A/S has published its annual report for 2025. Gross profit came to DKK 18,230,048, and the net result was DKK 2,465,683.
HJ VENTILATION SERVICE A/S has published its annual report for 2024. Gross profit came to DKK 15,781,781, and the net result was DKK 933,612.
HJ VENTILATION SERVICE A/S has published its annual report for 2023. Gross profit came to DKK 13,846,967, and the net result was DKK 1,078,050.
HJ VENTILATION SERVICE A/S has published its annual report for 2022. Gross profit came to DKK 11,213,524, and the net result was DKK -79,262.
HJ VENTILATION SERVICE A/S has published its annual report for 2021. Gross profit came to DKK 12,243,943, and the net result was DKK -26,633.
HJ VENTILATION SERVICE A/S has published its annual report for 2020. Gross profit came to DKK 13,809,334, and the net result was DKK 1,323,222.
HJ VENTILATION SERVICE A/S has published its annual report for 2019. Gross profit came to DKK 15,129,213, and the net result was DKK 1,011,534.
HJ VENTILATION SERVICE A/S has published its annual report for 2018. Gross profit came to DKK 17,282,477, and the net result was DKK 2,377,853.
HJ VENTILATION SERVICE A/S has published its annual report for 2017. Gross profit came to DKK 15,364,617, and the net result was DKK 1,839,330.
HJ VENTILATION SERVICE A/S has published its annual report for 2016. Gross profit came to DKK 15,475,185, and the net result was DKK 2,699,170.
HJ VENTILATION SERVICE A/S has published its annual report for 2015. Gross profit came to DKK 13,233,853, and the net result was DKK 1,248,791.
HJ VENTILATION SERVICE A/S has published its interim report for the period December 1, 2014 – December 31, 2014.
As of April 20, 2015, Franz Josef Zitz has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of April 19, 2015, Franz Josef Zitz has left the board of directors of HJ VENTILATION SERVICE A/S.
HJ VENTILATION SERVICE A/S has published its annual report for 2014. Gross profit came to DKK 15,338,805, and the net result was DKK 2,304,661.
As of December 1, 2014, Tom Bramminge Christensen has left the board of directors of HJ VENTILATION SERVICE A/S.
HJ VENTILATION SERVICE A/S has published its annual report for 2013. Gross profit came to DKK 14,115,829, and the net result was DKK 1,833,680.
HJ VENTILATION SERVICE A/S has published its annual report for 2012. Gross profit came to DKK 10,146,205, and the net result was DKK 658,402.
As of February 23, 2012, Tom Bramminge Christensen has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of February 23, 2012, Franz Josef Zitz has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of February 23, 2012, Rene Zitz has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of February 23, 2012, Franz Josef Zitz has left the board of directors of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Franz Josef Zitz has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Lotte Eckhoff Zitz has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Anne-Lise Jakobsen has left the board of directors of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Karin Dahl Kristoffersen has left the board of directors of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Christina Dahl Jakobsen has left the board of directors of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Rene Zitz is registered as director of HJ VENTILATION SERVICE A/S.
As of May 23, 2011, Hans Dahl Jakobsen has stepped down as director of HJ VENTILATION SERVICE A/S.
As of March 1, 2011, ZITZ HOLDING ApS is registered as an owner of HJ VENTILATION SERVICE A/S with an ownership share of 100%.
As of June 10, 2010, VH REVISION REGISTREREDE REVISORER ApS has been appointed auditor of HJ VENTILATION SERVICE A/S.
As of June 10, 2010, A/S PSE 17 NR. 1056 has stepped down as auditor of HJ VENTILATION SERVICE A/S.
As of May 21, 2007, A/S PSE 17 NR. 1056 has been appointed auditor of HJ VENTILATION SERVICE A/S.
As of May 21, 2007, Anne-Lise Jakobsen has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of May 21, 2007, Karin Dahl Kristoffersen has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of May 21, 2007, Christina Dahl Jakobsen has joined the board of directors of HJ VENTILATION SERVICE A/S.
As of May 21, 2007, Hans Dahl Jakobsen is registered as director of HJ VENTILATION SERVICE A/S.
HJ VENTILATION SERVICE A/S was founded on May 21, 2007.
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