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Ultraaqua A/S

Public limited companyCVR 25086317Aalborg ØstActive

Ultraaqua A/S is a public limited company, based in Aalborg Øst, active in manufacture of other general-purpose machinery n.e.c., founded in 1999. Net profit rose 1390% from 2024 to 2025, ending at DKK 9.7m. With 88 employees, the company is about 5 times larger than the industry median. Equity grew to DKK 29.4m in 2025.

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Key figures · financial year 2025

Gross profitDKK 54.9m+40.3% vs. 2024
Net profitDKK 9.7m+1,389.9% vs. 2024
EquityDKK 29.4m+49.7% vs. 2024
Employees88latest month from CVR

What has changed

calculated from recorded figures and dates

Financials: 2025 against 2024

  • Gross profit rose 40% (2024 → 2025), to DKK 54.9m.
  • Net profit rose 1,390% (2024 → 2025), to DKK 9.7m.
  • Equity rose 50% (2024 → 2025), to DKK 29.4m.

Employees

  • 15 more employees than a year earlier: 88 (08/2026) against 73 (08/2025).

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 25mDKK 30m202020212022202320242025
EquityNet profit
Financial figures for Ultraaqua A/S
202020212022202320242025Change
Revenuenot statednot statednot statednot statednot statednot stated–
Gross profit21,71228,58631,59043,57439,08754,850+40.3%
Operating profit (EBIT)5,4885,8374,92312,7381,93913,016+571.3%
Profit before tax5,2745,5334,48311,76570712,398+1,653.6%
Net profit4,4214,8403,7339,3196549,744+1,389.9%
Total assets30,68542,44641,54747,86939,85373,687+84.9%
Equity9,26813,10815,84023,75919,61329,357+49.7%
Liabilities20,83128,01624,97723,54419,56642,798+118.7%
Cash and cash equivalents9499694394,287121,581+13,075%
Average number of employees294150536472+12.5%

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 40mDKK 50m202020212022202320242025
Gross profitMedian, the industry (123 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 Ultraaqua A/S
Financial yearPeriodPublishedFigures forDocuments
202501/01/2025 – 31/12/202509/03/2026The companyPDF not statedXBRL
202401/01/2024 – 31/12/202409/04/2025The companyPDFXBRL
202301/01/2023 – 31/12/202313/02/2024The companyPDFXBRL
202201/01/2022 – 31/12/202219/06/2023The companyPDFXBRL
202101/01/2021 – 31/12/202101/06/2022The companyPDFXBRL
202001/01/2020 – 31/12/202014/06/2021The 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
02040608009/2310/2311/2312/2301/2402/2403/2404/2405/2406/2407/2408/2409/2410/2411/2412/2401/2502/2503/2504/2505/2506/2507/2508/2509/2510/2511/2512/2501/2602/2603/2604/2605/2606/2607/2608/26
Employees

Position in the industry

123 companies in the database

Comparison with the other companies in manufacture of other general-purpose machinery n.e.c. based on the latest financial year.

Gross profitDKK 54.9mNo. 18 of 122
Better than 86% of the companies in the industry
EquityDKK 29.4mNo. 26 of 123
Better than 80% of the companies in the industry
Number of employees88No. 18 of 123
Better than 86% of the companies in the industry

Industry median: gross profit DKK 11.5m, net profit DKK 678k, equity DKK 7.2m, 17 employees.

DKK 100kDKK 804kDKK 6.5mDKK 52.1mDKK 209mHere
Distribution of gross profit for 114 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 50–199 employees4,467 companies in the comparison
No. 1,612of 4,412
Better than 63%
No. 1,760of 4,466
Better than 61%
Same industry and 50–199 employees27 companies in the comparison
No. 15of 27
Better than 46%
No. 17of 27
Better than 38%
Companies that are between 15 and 29 years old24,910 companies in the comparison
No. 1,308of 24,791
Better than 95%
No. 3,437of 24,909
Better than 86%
All companies of type A/S18,025 companies in the comparison
No. 2,687of 17,786
Better than 85%
No. 4,979of 18,024
Better than 72%

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

Manufacture of other general-purpose machinery n.e.c.
Gross profit
  1. Ultraaqua A/SDKK 54.9m
  2. Nilfisk Holding A/SDKK 418.7m
  3. BWT Danmark A/SDKK 237.5m
Net profit
  1. Ultraaqua A/SDKK 9.7m
  2. Nilfisk Holding A/S−DKK 36.7m
  3. BWT Danmark A/SDKK 75.1m
Equity
  1. Ultraaqua A/SDKK 29.4m
  2. Nilfisk Holding A/SDKK 264.6m
  3. BWT Danmark A/SDKK 137.8m
Employees
  1. Ultraaqua A/S88
  2. Nilfisk Holding A/S2
  3. BWT Danmark A/S229

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
  • Skjølstrup & Grønborg Holding ApS90%
  • Aurora Borealis Aalborg Holding ApS10%
Ultraaqua A/S

Management

7 active registrations

Executive management

Executive management at Ultraaqua A/S
NameRoleAppointed
Jens SkjølstrupDirector09/12/1999
Ole GrønborgDirector03/07/2019

Board of directors

Board of directors at Ultraaqua A/S
NameRoleAppointed
Jens SkjølstrupBoard member31/05/2013
Ole GrønborgBoard member03/07/2019
Bendt Anton GrønborgBoard member03/07/2019
Sebastian Mikael VaajakariBoard member03/07/2019
Jeppe Braarup JensenBoard member10/11/2023
Founders
Ole Grønborg, Jens Skjølstrup
Former management (3)
Former management at Ultraaqua A/S
NameRoleAppointedResigned
Ole GrønborgDirector09/12/199931/05/2013
Hans Peter SkjølstrupBoard member31/05/201310/11/2023
Ole GrønborgChair of the board31/05/201302/07/2019

Signing rule: Virksomheden tegnes af alle direktørerne i forening

Address and production units

2 active production units

Kaolinvej 4
9220 Aalborg Øst

Aalborg Municipality · Postcode 9220

Production units
Production unitAddressEmployeesP number
ULTRAAQUA A/SKaolinvej 4, 9220 Aalborg Øst11007292658
ULTRAAQUA A/SKaolinvej 12, 9220 Aalborg Øst–1031504259

Purpose

Selskabets formål er ingeniørmæssig handel, produktion og konsulent arbejde indenfor akvakultur og vandbehandling generelt samt anden virksomhed, der står i forbindelse hermed.

The purpose is quoted from the register in Danish.

Changes year by year

31 registered events
20261 changeaccounts 1
  • Annual report for 2025 published
20251 changeaccounts 1
  • Annual report for 2024 published
20241 changeaccounts 1
  • Annual report for 2023 published
20233 changesmanagement 2 · accounts 1
  • Jeppe Braarup Jensen appointed board member
  • Hans Peter Skjølstrup stepped down as board member
  • Annual report for 2022 published
20221 changeaccounts 1
  • Annual report for 2021 published
20211 changeaccounts 1
  • Annual report for 2020 published
20196 changesmanagement 5 · ownership 1
  • Ole Grønborg appointed board member
  • Ole Grønborg appointed director
  • Bendt Anton Grønborg appointed board member
  • Sebastian Mikael Vaajakari appointed board member
  • Aurora Borealis Aalborg Holding ApS registered as owner (10%)
  • Ole Grønborg stepped down as chair of the board
20181 changeaddress 1
  • Moved to Kaolinvej 4, 9220 Aalborg Øst
20161 changeaddress 1
  • Moved to Tarmvej 7, 9220 Aalborg Øst
20137 changesindustry 1 · name 1 · capital 1 · management 4
  • Industry changed to Manufacture of other general-purpose machinery n.e.c. (282900)
  • Name changed from SKJØLSTRUP & GRØNBORG ApS to ULTRAAQUA A/S
  • Share capital changed from 125,000 DKK to 500,000 DKK
  • Hans Peter Skjølstrup appointed board member
  • Ole Grønborg appointed chair of the board
  • Jens Skjølstrup appointed board member
  • Ole Grønborg stepped down as director
20081 changeindustry 1
  • Industry changed to Engineering consultancy in construction and civil engineering (711210)
20062 changesownership 1 · address 1
  • SKJØLSTRUP & GRØNBORG HOLDING ApS registered as owner (90%)
  • Moved to Niels Jernes Vej 2-4, 9220 Aalborg Øst
20011 changeaddress 1
  • Moved to Skodsborgvej 63, 9270 Klarup
20001 changeindustry 1
  • Industry changed to Rådgivende ingeniørvirksomhed indenfor byggeri og anlægsarbejder (742010)
19993 changesfounded 1 · management 2
  • Registered as SKJØLSTRUP & GRØNBORG ApS
  • Ole Grønborg appointed director
  • Jens Skjølstrup appointed director

Related companies

Same industry in Aalborg

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

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