Owners, management and financials
CVR: 29627681
Secondary names: Calundan Høreteknik A/S
Previous names: CALUNDAN HØRETEKNIK ApS, CALUNDAN HØRETEKNIK A/S
DKK 11,639,033
Gross profit
Net result: DKK 732,321
Tonax Holding A/S (100%)
CVR · view owners
Malene Erstad Gram-Hanssen
Board: Kim Charles Nielsen (chair) and 3 members
CVR · view management
Active
Founded 28 June 2006
CVR · view overview
11 employees
CVR · 2018
Director role ended: Kim Charles Nielsen
CVR · 15/01/2019
View the full event history
Tonax A/S is a Danish company of the type Aktieselskab based in Skanderborg, founded in 2006. The company is registered under the industry Engroshandel med informations- og kommunikationsudstyr. The company was previously named CALUNDAN HØRETEKNIK A/S and CALUNDAN HØRETEKNIK ApS. The management consists of Malene Erstad Gram-Hanssen. The board consists of Kim Charles Nielsen (chair), Anja Krag Svennesen, Henrik Hedegård Lyhne and Malene Erstad Gram-Hanssen. The company is owned by Tonax Holding A/S. The company has 11 employees (2018). In 2025, the company reported a gross profit of DKK 11,639,033 and a net result of DKK 732,321 compared with DKK 1,263,451 the year before. Equity in the 2025 report amounted to DKK 4,695,326.
Source: annual report 2025, Danish Business Authority
Tonax A/S exhibits a stable financial health characterized by consistent gross profit and profit figures over the past five years. Gross profit has shown a notable increase from 8,145,113 DKK in 2021 to 11,639,033 DKK in 2025, while profits have fluctuated, peaking at 2,399,895 DKK in 2022 before declining to 732,321 DKK in 2025. The company's equity has also grown, reaching 4,695,326 DKK in 2025, indicating a solid capital base. However, the absence of revenue data raises concerns about overall sales performance, and the declining profit trend in recent years may warrant closer scrutiny. Positioned within the information and communication equipment wholesale industry, Tonax A/S appears to maintain a stable presence, but its profitability trajectory suggests potential challenges ahead.
AI-generated summary · Generated 16/08/2026
Selskabets formål er at sælge og servicere høretekniske hjælpemidler.
Source: annual reports filed with the Danish Business Authority.
| Period | Gross Profit | Profit/Loss | Total Assets | Equity | Employees | Report |
|---|---|---|---|---|---|---|
| 202501/10/2024 – 30/09/2025 | 11.6 mio. | 732 t. | 19.7 mio. | 4.7 mio. | 17 | |
| 202401/10/2023 – 30/09/2024 | 11.5 mio. | 1.3 mio. | 20.2 mio. | 5.7 mio. | 17 | |
| 202301/10/2022 – 30/09/2023 | 10.8 mio. | 2.2 mio. | 18.8 mio. | 4.9 mio. | 15 | |
| 202201/10/2021 – 30/09/2022 | 10.6 mio. | 2.4 mio. | 17.4 mio. | 4.2 mio. | 15 | |
| 202101/10/2020 – 30/09/2021 | 8.1 mio. | 1.8 mio. | 16.3 mio. | 3.2 mio. | 12 | |
| 202001/10/2019 – 30/09/2020 | 8.1 mio. | 2.4 mio. | 14.5 mio. | 3.8 mio. | 10 | |
| 201901/07/2018 – 30/06/2019 | 6 mio. | 653 t. | 8.1 mio. | 1.9 mio. | 11 | |
| 201801/07/2017 – 30/06/2018 | 6.3 mio. | 1.1 mio. | 8.5 mio. | 2.3 mio. | 10 | |
| 201701/07/2016 – 30/06/2017 | 4.7 mio. | 588 t. | 8.5 mio. | 2 mio. | 8 | |
| 201601/07/2015 – 30/06/2016 | 5.2 mio. | 1.2 mio. | 7.8 mio. | 2.6 mio. | 8 | |
| 201501/07/2014 – 30/06/2015 | 4.6 mio. | 1.1 mio. | 8.7 mio. | 2.8 mio. | 7 | |
| 201401/07/2013 – 30/06/2014 | 4 mio. | 744 t. | 7.4 mio. | 2.4 mio. | 7 | |
| 201301/07/2012 – 30/06/2013 | 2.6 mio. | 560 t. | 6.5 mio. | 1.6 mio. | - |
Compared to 932 companies in Engroshandel med informations- og kommunikationsudstyr
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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Set up monitoringThe CVR number of Tonax A/S is 29627681.
Tonax A/S is owned by Tonax Holding A/S.
The management of Tonax A/S consists of Malene Erstad Gram-Hanssen.
The board of Tonax A/S consists of Kim Charles Nielsen, Anja Krag Svennesen and Henrik Hedegård Lyhne, with Kim Charles Nielsen as chair.
In 2025, Tonax A/S reported a gross profit of DKK 11,639,033.
Tonax A/S had 11 employees in 2018 according to the Danish CVR register.
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Tonax A/S has published its interim report for the period October 1, 2025 – December 31, 2025.
Contact info changed: new phone: 86898029, new email: [email protected], new website: www.tonax.dk (February 4, 2026).
Tonax A/S has published its annual report for 2025. Gross profit came to DKK 11,639,033, and the net result was DKK 732,321.
Tonax A/S has published its annual report for 2024. Gross profit came to DKK 11,536,191, and the net result was DKK 1,263,451.
Tonax A/S has won the tender "Udbud af Rammeaftale vedrørende levering af høretekniske hjælpemidler" issued by Styrelsen for Undervisning og Kvalitet worth 48,750,000 DKK.
Tonax A/S has published its annual report for 2023. Gross profit came to DKK 10,764,012, and the net result was DKK 2,185,969.
Tonax A/S has published its annual report for 2022. Gross profit came to DKK 10,635,646, and the net result was DKK 2,399,895.
Tonax A/S has published its annual report for 2021. Gross profit came to DKK 8,145,113, and the net result was DKK 1,779,489.
Tonax A/S has published its annual report for 2020. Gross profit came to DKK 8,106,427, and the net result was DKK 2,422,857.
Tonax A/S has published its interim report for the period July 1, 2019 – September 30, 2019.
Tonax A/S has published its annual report for 2019. Gross profit came to DKK 6,034,647, and the net result was DKK 652,941.
As of November 29, 2019, Anja Krag Svennesen has joined the board of directors of Tonax A/S.
As of January 15, 2019, Kim Charles Nielsen has joined the board of directors of Tonax A/S.
As of January 15, 2019, Malene Erstad Gram-Hanssen is registered as director of Tonax A/S.
As of January 15, 2019, Kim Charles Nielsen has stepped down as director of Tonax A/S.
As of January 14, 2019, Kim Charles Nielsen has left the board of directors of Tonax A/S.
Tonax A/S has published its annual report for 2018. Gross profit came to DKK 6,330,381, and the net result was DKK 1,130,551.
Tonax A/S has published its annual report for 2017. Gross profit came to DKK 4,668,772, and the net result was DKK 587,975.
Tonax A/S has published its annual report for 2016. Gross profit came to DKK 5,204,203, and the net result was DKK 1,206,563.
On June 17, 2016, the company changed its name from CALUNDAN HØRETEKNIK A/S to Tonax A/S.
As of May 19, 2016, Henrik Hedegård Lyhne has joined the board of directors of Tonax A/S.
As of May 19, 2016, Jan Bircherod Calundan has left the board of directors of Tonax A/S.
As of December 16, 2015, Tonax Holding A/S is registered as an owner of Tonax A/S with an ownership share of 100%.
Tonax A/S has published its annual report for 2015. Gross profit came to DKK 4,602,380, and the net result was DKK 1,090,338.
Tonax A/S has published its annual report for 2014. Gross profit came to DKK 4,004,457, and the net result was DKK 744,124.
Tonax A/S has published its annual report for 2013. Gross profit came to DKK 2,641,610, and the net result was DKK 559,602.
As of September 23, 2013, Jan Bircherod Calundan has joined the board of directors of Tonax A/S.
As of September 23, 2013, Kim Charles Nielsen has joined the board of directors of Tonax A/S.
As of September 23, 2013, Malene Erstad Gram-Hanssen has joined the board of directors of Tonax A/S.
On September 23, 2013, the company changed its name from CALUNDAN HØRETEKNIK ApS to CALUNDAN HØRETEKNIK A/S.
As of June 21, 2011, Kim Charles Nielsen is registered as director of Tonax A/S.
As of June 21, 2011, Jan Bircherod Calundan has stepped down as director of Tonax A/S.
As of June 28, 2006, Partner Revision statsautoriseret revisionsaktieselskab has been appointed auditor of Tonax A/S.
As of June 28, 2006, Jan Bircherod Calundan is registered as director of Tonax A/S.
Tonax A/S was founded on June 28, 2006.
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