M & K Zakład Sieci Sanitarnychsp. z o.o.

Construction of utility projects for fluids

KRS: NIP: REGON:

Overview

Status
Active
Registry date
2002-02-01
Share capital
50,000.00 PLN
Activity description

M & K Zakład Sieci Sanitarnych has carried out land infrastructure projects since 1993, from design through construction. The company builds water and sewer, gas, and district heating networks and connections, including with trenchless methods, and installs sewage pumping stations, settling tanks, separators, and heat substations. It also performs earthworks, land drainage, and hydraulic engineering works.

Registered address
Dąbrowskiego 18, 66-400 Gorzów Wielkopolski, Poland
Website
m-k.pl
Email
Phone
Social media
Electronic delivery address
AE:PL-99323-78607-WHJWU-27

Financials

Revenue history (in k)

Filing timeliness

Financial statements were filed on time, on average 49 days early. 1 of 6 audited by a statutory auditor.

  • 202512/05/2026
  • 202412/06/2025
  • 202325/06/2024
  • 202215/06/2023
  • 202112/07/2022
  • 202026/05/2021
Filed on timeDelayFiling deadline

Data and insights are generated automatically from financial statements – they may contain errors and are neither a credit assessment nor business advice.

Statistics

How the company ranks by revenue within its industry, region and across Poland in 2025.

Results vs industry

Revenue
This companyUSD 4.24mMedianUSD 829.69kAverageUSD 3.51m
Net profit
This companyUSD 4.97kMedianUSD 27.05kAverageUSD 127.16k
Operating costs
This companyUSD 4.20mMedianUSD 741.63kAverageUSD 3.22m
Assets
This companyUSD 1.79mMedianUSD 534.21kAverageUSD 2.68m

Industry

Public procurement

16 tenders recorded as contractor: 14 national ($5,645,795) and 2 EU ($6,142,267).

SubjectAmount
Construction of a sanitary sewer network and water supply network in Chwalęcice
–
Successive construction of heating networks and connections for PGE Energia Ciepła S.A. Oddział w Gorzowie Wielkopolskim
$5.1M
Expansion of the sanitary sewer network in Stare Kurowo
$626.8K

Authorized Representatives

Małgorzata Julianna Adamczyk – Attorney-in-fact (sole)
Maciej Anatol Rutkowski – President
Danuta Darczuk – Management Board Member
Krzysztof Janusz Darczuk – Vice President of the Management Board

Manner of representation

Each member of the management board is entitled to make declarations of will on behalf of the company independently.

Ownership

OwnerSharesShare valueStake
Danuta Darczukage 76
16$2,160.9916%
Eugeniusz Bogusław Kleszykage 83
17$2,296.0617%
Anna Danuta Krzywoszyńskaage 42
51$3,444.0825.5%
Olga Jadwiga Muscat
51$3,444.0825.5%
Others
26$2,160.9916%

Beneficial owners

Person

Subsidiaries

NameStake
Ekomel-Holdingsp. z o.o.
100%

Bank accounts

Registered as a VAT taxpayer on 1993-07-05.

  • Bank spółdzielczy
    Bank spółdzielczy
    37 8363 0004 0031 1425 2000 0002
  • Bank spółdzielczy
    Bank spółdzielczy
    64 8363 0004 0031 1425 2000 0001
  • ING Bank Śląski
    ING Bank Śląski
    04 1050 1911 1000 0090 8079 2436

Debt

No entries in the National Debtors Register (KRZ).

Public aid

15 public aid cases recorded, with a total value of $264,840.

PurposeGross amount
De minimis aid (in accordance with Commission Regulation 2023/2831)
$5,402
De minimis aid (in accordance with Commission Regulation 2023/2831)
$7,023
De minimis aid (in accordance with Commission Regulation 2023/2831)
$2,456

Regulatory authorisations

AuthorityTypeStatus
BDO register entry Active

Competitors

Name
Przedsiębiorstwo Inżynieryjne San-Systemsp. z o.o.
Fiszersp. z o.o.
Hydroinstalmetsp. z o.o.
Drensp. z o.o.
Hydromirex Świtońsp. k.
Pneumatic-Systemsp. z o.o.
PM Industrysp. z o.o.
Inspolsp. z o.o.
Investkansp. z o.o. + limited partnership
Przedsiębiorstwo Inżynieryjno-Budowlane Zetpri-Ekosp. z o.o.

Change history

DateEvent
2004-03-02Share capital increase
2002-02-01Entered in the register

FAQ

Last updated: 2026-05-12