Owners, management and financials
CVR: 16207306
Previous names: RÅDGIVENDE INGENIØRFIRMA KLAUS NIELSEN A/S, KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA F.R.I. A/S, KTN A/S
DKK 18,710,866
Gross profit
Net result: DKK 3,520,887
FLEMMING HAGEN HOLDING ApS (33,33-49,99%), Usi Mace ApS (33,33-49,99%)
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Flemming Hagen
Board: Lars Lund-Nielsen (chair) and 3 members
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Active
Founded 24 June 1992
CVR · view overview
26 employees
CVR · 2026
Owner registered: FLEMMING HAGEN HOLDING ApS
CVR · 01/12/2023
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KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S is a Danish company of the type Aktieselskab based in Nivå, founded in 1992. The company is registered under the industry Rådgivende ingeniøraktiviteter inden for byggeri og anlægsarbejder. The company was previously named KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA F.R.I. A/S and KTN A/S. The management consists of Flemming Hagen. The board consists of Lars Lund-Nielsen (chair), Flemming Hagen, Jacob Andersen von Staffeldt and Mico Temizsoy. The company is owned by FLEMMING HAGEN HOLDING ApS, Usi Mace ApS and JAVS Holding ApS. The company has 26 employees (2026). In 2025, the company reported a gross profit of DKK 18,710,866 and a net result of DKK 3,520,887 compared with DKK 2,705,001 the year before. Equity in the 2025 report amounted to DKK 8,520,887.
Source: annual report 2025, Danish Business Authority
The financial health of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S appears stable, with a consistent gross profit trend, increasing from 13.07 million DKK in 2023 to 18.71 million DKK in 2025. Profitability has also improved, with net profits rising from 1.33 million DKK in 2023 to 3.52 million DKK in 2025. The company's equity has shown a positive trajectory, growing from 7.52 million DKK in 2023 to 8.52 million DKK in 2025, indicating a solid financial foundation. However, the lack of disclosed revenue figures may raise concerns regarding transparency and overall size within the consulting engineering industry.
AI-generated summary · Generated 15/08/2026
Selskabets formål er at udføre rådgivende ingeniørvirksomhed inden for bygnings- og energiområdet samt al virksomhed som efter bestyrelsens skøn er beslægtet hermed.
Source: annual reports filed with the Danish Business Authority.
| Period | Revenue | Profit/Loss | Total Assets | Equity | Employees | Report |
|---|---|---|---|---|---|---|
| 202501/07/2024 – 30/06/2025 | - | 3.5 mio. | 16.5 mio. | 8.5 mio. | 22 | |
| 202401/07/2023 – 30/06/2024 | - | 2.7 mio. | 13.2 mio. | 6.7 mio. | 20 | |
| 202301/07/2022 – 30/06/2023 | - | 1.3 mio. | 15 mio. | 7.5 mio. | 17 | |
| 202201/07/2021 – 30/06/2022 | - | 2.7 mio. | 14.3 mio. | 7.8 mio. | 17 | |
| 202101/07/2020 – 30/06/2021 | - | 3.6 mio. | 14.7 mio. | 7.7 mio. | 15 | |
| 202001/07/2019 – 30/06/2020 | - | 2.8 mio. | 11.3 mio. | 5.3 mio. | 15 | |
| 201901/07/2018 – 30/06/2019 | - | 1.7 mio. | 9.6 mio. | 3.8 mio. | 16 | |
| 201801/07/2017 – 30/06/2018 | - | 2.5 mio. | 8.9 mio. | 3.5 mio. | 14 | |
| 201701/07/2016 – 30/06/2017 | - | 147 t. | 6.3 mio. | 1.8 mio. | 13 | |
| 201601/07/2015 – 30/06/2016 | - | 926 t. | 6 mio. | 2.1 mio. | 13 | |
| 201501/07/2014 – 30/06/2015 | - | -146 t. | 4.9 mio. | 1.2 mio. | 13 | |
| 201401/07/2013 – 30/06/2014 | - | -481 t. | 6.1 mio. | 1.3 mio. | - | |
| 201301/07/2012 – 30/06/2013 | 12.8 mio. | 704 t. | 7.5 mio. | 2.2 mio. | - |
Compared to 2.015 companies in Rådgivende ingeniøraktiviteter inden for byggeri og anlægsarbejder
Comparison is based on industry median values
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Set up monitoringThe CVR number of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S is 16207306.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S is owned by FLEMMING HAGEN HOLDING ApS, Usi Mace ApS and JAVS Holding ApS.
The management of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S consists of Flemming Hagen.
The board of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S consists of Lars Lund-Nielsen, Flemming Hagen and Jacob Andersen von Staffeldt, with Lars Lund-Nielsen as chair.
In 2025, KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S reported a gross profit of DKK 18,710,866.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S had 26 employees in 2026 according to the Danish CVR register.
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KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2025. Gross profit came to DKK 18,710,866, and the net result was DKK 3,520,887.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2024. Gross profit came to DKK 16,376,314, and the net result was DKK 2,705,001.
As of December 1, 2023, FLEMMING HAGEN HOLDING ApS is registered as an owner of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S with an ownership share of 33%.
As of December 1, 2023, JAVS Holding ApS is registered as an owner of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S with an ownership share of 10%.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2023. Gross profit came to DKK 13,067,380, and the net result was DKK 1,330,832.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2022. Gross profit came to DKK 15,066,087, and the net result was DKK 2,738,475.
As of December 14, 2021, Usi Mace ApS is registered as an owner of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S with an ownership share of 33%.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2021. Gross profit came to DKK 14,123,562, and the net result was DKK 3,618,280.
As of November 12, 2021, Jacob Andersen von Staffeldt has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2020. Gross profit came to DKK 12,452,834, and the net result was DKK 2,806,764.
As of June 30, 2020, Klaus Torben Nielsen has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2019. Gross profit came to DKK 11,321,144, and the net result was DKK 1,712,621.
As of February 6, 2019, Mico Temizsoy has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of February 6, 2019, Lars Lund-Nielsen has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of February 5, 2019, Mico Temizsoy has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2018. Gross profit came to DKK 11,421,894, and the net result was DKK 2,510,505.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2017. Gross profit came to DKK 8,441,193, and the net result was DKK 147,326.
As of November 29, 2017, Mico Temizsoy has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 29, 2017, Arne Vierø has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 28, 2017, Mico Temizsoy has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2016. Gross profit came to DKK 8,686,944, and the net result was DKK 926,162.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2015. Gross profit came to DKK 7,823,427, and the net result was DKK -145,912.
As of November 30, 2015, Mico Temizsoy has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of April 1, 2015, RSM DANMARK STATSAUTORISERET REVISIONSPARTNERSELSKAB has been appointed auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of April 1, 2015, A/S PSE NR. 1733 has stepped down as auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2014. Gross profit came to DKK 7,383,709, and the net result was DKK -481,270.
As of October 31, 2014, A/S PSE NR. 1733 has been appointed auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of October 31, 2014, JUT NR. 2180 A/S has stepped down as auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S has published its annual report for 2013. Revenue came to DKK 12,838,655, and the net result was DKK 704,499.
On November 28, 2012, the company changed its name from KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA F.R.I. A/S to KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of April 12, 2012, JUT NR. 2180 A/S has been appointed auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of April 12, 2012, EY Danmark A/S has stepped down as auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 1, 2011, Michael Serritzlew has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of April 14, 2011, Michael Serritzlew has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of April 14, 2011, Flemming Hagen is registered as adm. dir. of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
On April 14, 2011, the company changed its name from KTN A/S to KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA F.R.I. A/S.
As of February 4, 2011, Klaus Torben Nielsen has stepped down as director of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 16, 2005, Arne Vierø has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 16, 2005, Arne Bent Stuhr has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of September 28, 2004, Arne Bent Stuhr has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of September 28, 2004, Per Bendix has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 30, 2001, EY Danmark A/S has been appointed auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 30, 2001, PEDER KRISTIAN MØLLER ApS has stepped down as auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
On October 9, 2000, the company changed its name from KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA F.R.I. A/S to KTN A/S.
As of April 8, 1997, Iver Slot Albæk has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of October 9, 1995, Iver Slot Albæk has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 7, 1994, Flemming Hagen has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of November 7, 1994, Kjeld Verner Sivertsen has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 30, 1994, PEDER KRISTIAN MØLLER ApS has been appointed auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 30, 1994, REVISORHUSET A/S, BUDDINGEVEJ 289 has stepped down as auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
On June 10, 1993, the company changed its name from RÅDGIVENDE INGENIØRFIRMA KLAUS NIELSEN A/S to KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA F.R.I. A/S.
As of June 9, 1993, Lise Nielsen has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 9, 1993, Peter Rodenberg Nielsen has left the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, REVISORHUSET A/S, BUDDINGEVEJ 289 has been appointed auditor of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, Kjeld Verner Sivertsen has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, Per Bendix has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, Klaus Torben Nielsen has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, Lise Nielsen has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, Peter Rodenberg Nielsen has joined the board of directors of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
As of June 24, 1992, Klaus Torben Nielsen is registered as director of KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S.
KLAUS NIELSEN RÅDGIVENDE INGENIØRFIRMA FRI A/S was founded on June 24, 1992.
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