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Diamantgruppen A/S

Public limited companyCVR 32775667LystrupActive

Diamantgruppen A/S is a public limited company, based in Lystrup, active in other specialised construction activities n.e.c., founded in 2010. Net profit rose 10% from 2024 to 2025, ending at DKK 3.9m. Profit has grown three years in a row. With 33 employees, the company is about 8 times larger than the industry median.

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Key figures · financial year 2025

Gross profitDKK 22.8m−11.8% vs. 2024
Net profitDKK 3.9m+10.2% vs. 2024
EquityDKK 9.7m+23.6% vs. 2024
Employees33latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2025 against 2024

  • Gross profit fell 12% (2024 → 2025), to DKK 22.8m.
  • Net profit rose 10% (2024 → 2025), to DKK 3.9m.
  • Equity rose 24% (2024 → 2025), to DKK 9.7m.

Employees

  • 1 more employees than a year earlier: 33 (08/2026) against 32 (08/2025).

Management and owners, last 24 months

  • New in management: Hans Trærup (chair of the board, 21/05/2026), Thomas Kingo Hede Karlsen (board member, 21/05/2026) and Nikoline Emilie Buus Karlsen (board member, 21/05/2026) (+3).
  • Stepped down: Willy Pedersen (board member, 04/09/2025), Eskild Lyngholm (chair of the board, 30/06/2025) and Thomas Kingo Hede Karlsen (board member, 29/06/2025) (+4).

Registrations, last 24 months

  • 01/01/2025: Industry changed to Other specialised construction activities n.e.c. (439900)

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 2020–2025 · amounts in DKK thousand

Equity and net profit

DKK 0DKK 2mDKK 4mDKK 6mDKK 8mDKK 10m202020212022202320242025
EquityNet profit
Financial figures for Diamantgruppen A/S
202020212022202320242025Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit6,7766,0148,3298,80625,86522,822−11.8%
Operating profit (EBIT)5427421,7219494,5164,739+4.9%
Profit before tax4937801,7249564,5364,959+9.3%
Net profit3846081,3477513,4973,854+10.2%
Total assets6,3486,4897,9378,49511,86419,229+62.1%
Equity1,9932,3013,0482,7997,8709,724+23.6%
Liabilities3,8943,7344,3095,0833,2948,588+160.8%
Cash and cash equivalents1067131,498116−92.2%
Average number of employees141215172329+26.1%

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 2020, 2021, 2022, 2023, 2024, 2025: 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 25m202020212022202320242025
Gross profitMedian, the industry (707 companies)

Signals from the financial statements

calculated from the 2025 figures

  • Profit for five years in a row

    Net result has been positive in 2021–2025.

    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 Diamantgruppen A/S
Financial yearPeriodPublishedFigures forDocuments
202501/01/2025 – 31/12/202521/05/2026The companyPDF not statedXBRL
202401/07/2023 – 31/12/202406/07/2025The companyPDFXBRL
202301/07/2022 – 30/06/202310/10/2023The companyPDFXBRL
202201/07/2021 – 30/06/202227/10/2022The companyPDFXBRL
202101/07/2020 – 30/06/202102/11/2021The companyPDFXBRL
202001/07/2019 – 30/06/202026/11/2020The 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
0510152025303509/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2604/2605/2606/2607/2608/26
Employees

Position in the industry

707 companies in the database

Comparison with the other companies in other specialised construction activities n.e.c. based on the latest financial year.

Gross profitDKK 22.8mNo. 52 of 707
Better than 93% of the companies in the industry
EquityDKK 9.7mNo. 67 of 707
Better than 91% of the companies in the industry
Number of employees33No. 45 of 707
Better than 94% of the companies in the industry

Industry median: gross profit DKK 2.7m, net profit DKK 223k, equity DKK 1.1m, 4 employees.

DKK 100kDKK 745kDKK 5.5mDKK 41.3mDKK 157.5mHere
Distribution of gross profit for 675 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. 2,301of 9,892
Better than 77%
No. 3,178of 9,922
Better than 68%
Same industry and 20–49 employees80 companies in the comparison
No. 30of 80
Better than 63%
No. 30of 80
Better than 63%
Companies that are between 15 and 29 years old24,910 companies in the comparison
No. 3,011of 24,791
Better than 88%
No. 6,824of 24,909
Better than 73%
All companies of type A/S18,025 companies in the comparison
No. 5,388of 17,786
Better than 70%
No. 8,879of 18,024
Better than 51%

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

Other specialised construction activities n.e.c.
Gross profit
  1. Diamantgruppen A/SDKK 22.8m
  2. Heras Denmark A/SDKK 307.6m
  3. Munch Sørensen Holding ApSDKK 232.4m
Net profit
  1. Diamantgruppen A/SDKK 3.9m
  2. Heras Denmark A/SDKK 22.6m
  3. Munch Sørensen Holding ApSDKK 5.3m
Equity
  1. Diamantgruppen A/SDKK 9.7m
  2. Heras Denmark A/SDKK 100.7m
  3. Munch Sørensen Holding ApSDKK 95.6m
Employees
  1. Diamantgruppen A/S33
  2. Heras Denmark A/S401
  3. Munch Sørensen Holding ApS2

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
Diamantgruppen A/S

Management

4 active registrations

Executive management

Executive management at Diamantgruppen A/S
NameRoleAppointed
Henrik Fomsgaard LaursenCEO01/07/2023

Board of directors

Board of directors at Diamantgruppen A/S
NameRoleAppointed
Hans TrærupChair of the board21/05/2026
Thomas Kingo Hede KarlsenBoard member21/05/2026
Nikoline Emilie Buus KarlsenBoard member21/05/2026
Founders
Århus Diamantboring Holding ApS
Former management (12)
Former management at Diamantgruppen A/S
NameRoleAppointedResigned
Kaj Verner NielsenBoard member23/02/201029/02/2024
Kaj Verner NielsenDirector23/02/201030/06/2023
Lars SimonsenChair of the board24/10/201130/11/2013
Preben NielsenBoard member30/11/201330/06/2023
Kirsten NielsenChair of the board30/11/201330/06/2023
Willy PedersenBoard member01/07/202304/09/2025
Eskild LyngholmChair of the board01/07/202330/06/2025
Thomas Kingo Hede KarlsenBoard member01/07/202329/06/2025
Mads Kastell KalhøjBoard member01/07/202330/11/2024
Hans TrærupBoard member30/06/202520/05/2026
Thomas Kingo Hede KarlsenChair of the board30/06/202520/05/2026
Henrik Fomsgaard LaursenBoard member04/09/202521/05/2026

Signing rule: Selskabet tegnes af en direktør og to bestyrelsesmedlemmer i forening eller af tre bestyrelsesmedlemmer i forening.

Address and production units

1 active production units

Møgelgårdsvej 11
8520 Lystrup

Aarhus Municipality · Postcode 8520

Other companies at the address (1)

Production units
Production unitAddressEmployeesP number
DIAMANTGRUPPEN A/SMøgelgårdsvej 11, 8520 Lystrup331015867317

Purpose

Selskabets formål er handel og industri, herunder boring og skæring i beton, samt efter bestyrelsens skøn dermed beslægtet virksomhed.

The purpose is quoted from the register in Danish.

Changes year by year

45 registered events
20267 changesmanagement 6 · accounts 1
  • Thomas Kingo Hede Karlsen appointed board member
  • Hans Trærup appointed chair of the board
  • Nikoline Emilie Buus Karlsen appointed board member
  • Henrik Fomsgaard Laursen stepped down as board member
  • Annual report for 2025 published
  • Thomas Kingo Hede Karlsen stepped down as chair of the board
  • Hans Trærup stepped down as board member
20258 changesmanagement 6 · accounts 1 · industry 1
  • Henrik Fomsgaard Laursen appointed board member
  • Willy Pedersen stepped down as board member
  • Annual report for 2024 published
  • Thomas Kingo Hede Karlsen appointed chair of the board
  • Hans Trærup appointed board member
  • Eskild Lyngholm stepped down as chair of the board
  • Thomas Kingo Hede Karlsen stepped down as board member
  • Industry changed to Other specialised construction activities n.e.c. (439900)
20242 changesmanagement 2
  • Mads Kastell Kalhøj stepped down as board member
  • Kaj Verner Nielsen stepped down as board member
202314 changescapital 1 · merger 1 · accounts 1 · address 1 · management 8 · ownership 2
  • Share capital changed from 500,000 DKK to 550,000 DKK
  • Merger registered in CVR
  • Annual report for 2023 published
  • Moved to Møgelgårdsvej 11, 8520 Lystrup
  • Mads Kastell Kalhøj appointed board member
  • Willy Pedersen appointed board member
  • Eskild Lyngholm appointed chair of the board
  • Thomas Kingo Hede Karlsen appointed board member
  • Henrik Fomsgaard Laursen appointed ceo
  • Kingo Group A/S registered as owner (100%)
  • Kirsten Nielsen stepped down as chair of the board
  • Preben Nielsen stepped down as board member
  • Kaj Verner Nielsen stepped down as director
  • ÅRHUS DIAMANTBORING HOLDING ApS is no longer registered as owner
20221 changeaccounts 1
  • Annual report for 2022 published
20213 changesaccounts 1 · address 2
  • Annual report for 2021 published
  • Moved to Marøgelhøj 4, 8520 Lystrup
  • Moved to Marøgelhøj 4, 8520 Lystrup
20201 changeaccounts 1
  • Annual report for 2020 published
20133 changesmanagement 3
  • Kirsten Nielsen appointed chair of the board
  • Preben Nielsen appointed board member
  • Lars Simonsen stepped down as chair of the board
20111 changemanagement 1
  • Lars Simonsen appointed chair of the board
20105 changesname 1 · founded 1 · management 2 · ownership 1
  • Name changed from AKTIESELSKABET AF 25. FEBRUAR 2010 to DIAMANTGRUPPEN A/S
  • Registered as AKTIESELSKABET AF 25. FEBRUAR 2010
  • Kaj Verner Nielsen appointed director
  • Kaj Verner Nielsen appointed board member
  • ÅRHUS DIAMANTBORING HOLDING ApS registered as owner (100%)

Related companies

Same industry in Aarhus

See all →

Same people in management

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.

View in CVRReport a correction