Amtech ApS
Core data
Name | Amtech ApS |
Address | H.C. Andersens Boulevard 33 4 th, 1553, København V |
Founded | Jan 1, 1992 |
| 7 / 6 | |
Locations (P-units) | 1View locations |
Website | https://kalkknuser.dk/ |
 Trustpilot | www.kalkknuser.dk |
VAT registered | |
Branch | Anden teknisk rådgivning (711290) |
Name | Amtech ApS |
Address | H.C. Andersens Boulevard 33 4 th, 1553, København V |
Founded | Jan 1, 1992 |
| 7 / 6 | |
Locations (P-units) | 1View locations |
Website | https://kalkknuser.dk/ |
| Trustpilot | www.kalkknuser.dk |
VAT registered | |
Branch | Anden teknisk rådgivning (711290) |
Keep track of Amtech ApS
Description
Kalkknuser is a Danish company developing and supplying non-chemical water-treatment solutions based on ultrasonic technology. Its technology changes the physical structure of limescale in water to aragonite without salt, chemicals, filters, or interference with drinking water.
The company provides ultrasonic water-treatment solutions that reduce hard limescale deposits while preserving the minerals in drinking water. Solutions are offered for private homes, housing associations, industry, and waterworks.
Company's own description on virk.dk
Selskabets aktivitet består i at forhandle et produkt, der har til formål at blødgøre kalk, så detikke sætter sig fast i vandrør, vask osv. Selskabet afsætter deres produkter til både private ogerhverv.
Products & services
Kalkknuser · Kalkknuser 700 · Ultrasonic water treatment · Non-chemical limescale treatment solutions
Industries
Water treatment · Environmental technology
Customer types
Private homeowners · Housing associations · Industry · Waterworks
Customers & references
Tune Vandværk
Analysis by AI ✨
Gross profit rose from DKK 12.2 million in 2023/24 to DKK 13.4 million in 2024/25, while profit after tax fell from DKK 7.3 million to DKK 6.4 million.
The workforce grew from 3 employees in March 2024 to 7 in August 2026. The company had 6 full-time equivalents (FTE) in August 2026.
The company was founded in 1992 and has previously been named ApS KBIL 38 NR. 1727, GLOBUS OPTIK ApS and AMTECH AQUA MILJØ ApS. The name Amtech ApS has been in effect since 3 May 2023. Its address has been H.C. Andersens Boulevard 33 4 th in København V since 15 June 2021.
Its current legal owners are TRAULSEN APS, Wolffgang Patrick ApS and CASPER BLOM ApS, each with a registered ownership interest of 33.33–49.99%. They have been legal owners since 20 November 2020.
AI-generated texts are based on registered information, which may be delayed or incomplete. Errors may occur.
Financials
| Reporting period | 2024/251 Jul 2024 - 30 Jun 2025DKK | |||||||
|---|---|---|---|---|---|---|---|---|
| Gross profit | 13,422,722 | |||||||
| Operating profit | 8,045,034 | |||||||
| Profit before tax | 8,186,904 | |||||||
| Net income | 6,364,514 | |||||||
| Total assets | 4,610,502 | |||||||
| Equity | 290,821 | |||||||
| Avg. employees | 8 | |||||||
2018–2025 Unlock financial history | ||||||||
Datapublica Risk Score
What goes into the assessment
Financials
Equity ratio, profitability, and liquidity
Accounts and history
Late filings and previous financial distress
Owners and management
Past bankruptcies and owners’ other companies
Company and connections
Age, industry, and shared addresses or contact details
Standard: Score and risk bandPro: Also a detailed explanation of the factors
Contact
From kalkknuser.dk
| Contact | Phone | |
|---|---|---|
| Main | — | in**@kalkknuser.dkShow full |
Gazelle
2026CalculatedCandidate 2027 — one financial year missing
Gross profit must be at least 13,422,723 DKK in the financial year ending Jun 30, 2026.
Børsen Gazelle is Dagbladet Børsen's award. Datapublica is not affiliated with Børsen. Calculated statuses are Datapublica's own analysis of public CVR financial-statement data.
People
| Person | Roles | Titles |
|---|---|---|
| Casper Blom Kausmally | Roles Management | TitlesDIREKTØR |
| Nick Stefan Traulsen | Roles Management | TitlesDIREKTØR |
| Patrick Wolffgang | Roles Management | TitlesDIREKTØR |
Auditor
| Audit firm | Auditor | Role | From |
|---|---|---|---|
| Beierholm | AuditorSøren Deleuran Andersen | RoleStatsaut. revisor | FromDec 1, 2025 |
Legal owners
| Owner | Ownership | Voting rights | From |
|---|---|---|---|
| Ownership33.33–49.99 % | Voting rights33.33 % | FromNov 20, 2020 | |
| Ownership33.33–49.99 % | Voting rights33.33 % | FromNov 20, 2020 | |
| Ownership33.33–49.99 % | Voting rights33.33 % | FromNov 20, 2020 |
Ultimate owners
| Name | Ownership through | Calculated ownership |
|---|---|---|
| Casper Blom Kausmally | Ownership through | 33.33–49.99 % |
| Nick Stefan Traulsen | Ownership through | 33.33–49.99 % |
| Patrick Wolffgang | Ownership through | 33.33–49.99 % |