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Jacob Post Styret Underboring A/S

Public limited companyCVR 28666543Kirke SåbyActive

Jacob Post Styret Underboring A/S is a public limited company, based in Kirke Såby, active in construction of utility projects for electricity and telecommunications, founded in 2006. Net profit rose 82% from 2024 to 2025, ending at DKK 11.8m. Measured by gross profit, it ranks no. 8 of 53 companies in the industry in the database. Profit has grown three years in a row.

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Key figures · financial year 2025

Gross profitDKK 44.2m+61.5% vs. 2024
Net profitDKK 11.8m+81.7% vs. 2024
EquityDKK 22.7m+28.5% vs. 2024
Employees27latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2025 against 2024

  • Gross profit rose 61% (2024 → 2025), to DKK 44.2m.
  • Net profit rose 82% (2024 → 2025), to DKK 11.8m.
  • Equity rose 28% (2024 → 2025), to DKK 22.7m.

Employees

  • 4 fewer employees than a year earlier: 27 (08/2026) against 31 (08/2025).

Management and owners, last 24 months

  • New in management: Trine Post (board member, 14/05/2025), Sebastian Williamm Koyer (ceo, 14/05/2025) and Sebastian Williamm Koyer (board member, 14/05/2025).
  • New owners registered: We Connect Infra Denmark ApS (10/02/2026).
  • No longer registered as owner: Jacob Post Holding ApS (10/02/2026).

Registrations, last 24 months

  • 01/01/2025: Industry changed to Construction of utility projects for electricity and telecommunications (422200)

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 5mDKK 10mDKK 15mDKK 20mDKK 25m202020212022202320242025
EquityNet profit
Financial figures for Jacob Post Styret Underboring A/S
202020212022202320242025Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit11,77814,28515,07418,42227,39344,227+61.5%
Operating profit (EBIT)2,2954,3212,1424,4549,03216,015+77.3%
Profit before tax2,1704,0931,8554,1648,92015,185+70.2%
Net profit1,5853,4101,6543,1556,51911,848+81.7%
Total assets13,08523,45220,31018,79129,69250,209+69.1%
Equity5,8959,3067,95911,11517,63422,653+28.5%
Liabilities6,96713,83412,1747,53511,34326,788+136.2%
Cash and cash equivalents3261,7852,0932,4733,47110,947+215.4%
Average number of employees141318182426+8.3%

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 10mDKK 20mDKK 30mDKK 40m202020212022202320242025
Gross profitMedian, the industry (54 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 Jacob Post Styret Underboring A/S
Financial yearPeriodPublishedFigures forDocuments
202501/10/2024 – 30/09/202519/11/2025The companyPDF not statedXBRL
202401/10/2023 – 30/09/202418/03/2025The companyPDFXBRL
202301/10/2022 – 30/09/202321/03/2024The companyPDFXBRL
202201/10/2021 – 30/09/202203/04/2023The companyPDFXBRL
202101/10/2020 – 30/09/202104/01/2022The companyPDFXBRL
202001/10/2019 – 30/09/202021/01/2021The 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
05101520253009/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2604/2605/2606/2607/2608/26
Employees

Position in the industry

54 companies in the database

Comparison with the other companies in construction of utility projects for electricity and telecommunications based on the latest financial year.

Gross profitDKK 44.2mNo. 8 of 53
Better than 87% of the companies in the industry
EquityDKK 22.7mNo. 10 of 54
Better than 83% of the companies in the industry
Number of employees27No. 16 of 54
Better than 72% of the companies in the industry

Industry median: gross profit DKK 5.5m, net profit DKK 597k, equity DKK 2.8m, 10 employees.

DKK 371kDKK 3.9mDKK 40.6mDKK 424.9mDKK 2bnHere
Distribution of gross profit for 50 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. 572of 9,892
Better than 94%
No. 1,562of 9,922
Better than 84%
Same industry and 20–49 employees11 companies in the comparison
No. 2of 11
Better than 90%
No. 4of 11
Better than 70%
Companies that are between 15 and 29 years old24,910 companies in the comparison
No. 1,619of 24,791
Better than 93%
No. 4,101of 24,909
Better than 84%
All companies of type A/S18,025 companies in the comparison
No. 3,247of 17,786
Better than 82%
No. 5,766of 18,024
Better than 68%

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

Construction of utility projects for electricity and telecommunications
Gross profit
  1. Jacob Post Styret Underboring A/SDKK 44.2m
  2. Ørsted Wind Power A/SDKK 4.4bn
  3. Tjæreborg Industri A/SDKK 116.9m
Net profit
  1. Jacob Post Styret Underboring A/SDKK 11.8m
  2. Ørsted Wind Power A/SDKK 3.6bn
  3. Tjæreborg Industri A/SDKK 7.2m
Equity
  1. Jacob Post Styret Underboring A/SDKK 22.7m
  2. Ørsted Wind Power A/SDKK 24.7bn
  3. Tjæreborg Industri A/SDKK 70.9m
Employees
  1. Jacob Post Styret Underboring A/S27
  2. Ørsted Wind Power A/S1,198
  3. Tjæreborg Industri A/S152

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
  • We Connect Infra Denmark ApS100%
Jacob Post Styret Underboring A/S

Management

7 active registrations

Executive management

Executive management at Jacob Post Styret Underboring A/S
NameRoleAppointed
Jacob PostDirector01/07/2006
Sebastian Williamm KoyerCEO14/05/2025

Board of directors

Board of directors at Jacob Post Styret Underboring A/S
NameRoleAppointed
Jacob PostBoard member25/03/2019
Niels Erik KarstoftBoard member25/03/2019
Inger Post ChristiansenChair of the board25/03/2019
Trine PostBoard member14/05/2025
Sebastian Williamm KoyerBoard member14/05/2025
Founders
Jacob Post Holding ApS

Signing rule: Selskabet tegnes af selskabets direktør eller af bestyrelsesformanden i forening med et bestyrelsesmedlem eller af den samlede bestyrelse.

Address and production units

1 active production units

Nellikevej 40
4060 Kirke Såby

Lejre Municipality · Postcode 4060

Other companies at the address (2)

Production units
Production unitAddressEmployeesP number
Jacob Post Styret Underboring A/SNellikevej 40, Vester Såby, 4060 Kirke Såby271012436889

Purpose

Selskabets formål er at drive virksomhed med styret underboring samt dermed beslægtet virksomhed.

The purpose is quoted from the register in Danish.

Changes year by year

32 registered events
20262 changesownership 2
  • We Connect Infra Denmark ApS registered as owner (100%)
  • JACOB POST HOLDING ApS is no longer registered as owner
20256 changesaccounts 2 · management 3 · industry 1
  • Annual report for 2025 published
  • Sebastian Williamm Koyer appointed board member
  • Trine Post appointed board member
  • Sebastian Williamm Koyer appointed ceo
  • Annual report for 2024 published
  • Industry changed to Construction of utility projects for electricity and telecommunications (422200)
20241 changeaccounts 1
  • Annual report for 2023 published
20231 changeaccounts 1
  • Annual report for 2022 published
20222 changesaddress 1 · accounts 1
  • Moved to Nellikevej 40, Vester Såby, 4060 Kirke Såby
  • Annual report for 2021 published
20212 changesaddress 1 · accounts 1
  • Moved to Nellikevej 40, Vester Såby, 4060 Kirke Såby
  • Annual report for 2020 published
20195 changesname 1 · capital 1 · management 3
  • Name changed from ENTREPRENØR JACOB POST ApS to Jacob Post Styret Underboring A/S
  • Share capital changed from 125,000 DKK to 400,000 DKK
  • Inger Post Christiansen appointed chair of the board
  • Jacob Post appointed board member
  • Niels Erik Karstoft appointed board member
20181 changeaddress 1
  • Moved to Nellikevej 40, Vester Saaby, 4060 Kirke Såby
20172 changesownership 2
  • Jacob Post registered as owner (100%)
  • Jacob Post is no longer registered as owner
20141 changeindustry 1
  • Industry changed to Construction of utility projects for electricity and telecommunications (422200)
20131 changeaddress 1
  • Moved to Nellikevej 40, Vester Saaby, 4060 Kirke Såby
20092 changesname 1 · industry 1
  • Name changed from FLEX MASKINUDLEJNING ApS to ENTREPRENØR JACOB POST ApS
  • Industry changed to Anden anlægsvirksomhed (429000)
20081 changeindustry 1
  • Industry changed to Anden bygge- og anlægsvirksomhed, som kræver specialisering (439990)
20071 changeaddress 1
  • Moved to Åsen 10, 4330 Hvalsø
20064 changesname 1 · founded 1 · management 1 · ownership 1
  • Name changed from FLEX MASKINUDLEJNING ApS UNDER STIFTELSE to FLEX MASKINUDLEJNING ApS
  • Registered as FLEX MASKINUDLEJNING ApS UNDER STIFTELSE
  • Jacob Post appointed director
  • JACOB POST HOLDING ApS registered as owner (100%)

Related companies

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. The company is protected against advertising; contact details are not shown, and the data must not be used for marketing.

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