What is the main business of Serenum?

The main business activity of Serenum focuses on production of electricity from non-renewable sources.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on March 7, 2019.

Where is the headquarters located?

The headquarters is located at: ul. Płk. Witolda Pileckiego 5, 19-300 Ełk.

Who is on the management board?

The management board consists of: Jarosław Osuch (Member of the Management Board), Krzysztof Tarnacki (Member of the Management Board), and Sławomir Markowski (President of the Management Board).

What is the share capital?

The share capital of the company is PLN 5,000 (approx. $1,351).

What period do the latest financial data cover?

The latest available financial statement covers the period from January 1, 2024 to December 31, 2024.

What revenue was generated?

The company reported a revenue of $0 in 2024, which is a decrease of 98.8% compared to 2023.

No, in 2024 the company was not profitable, reporting a net loss of $1,011. For comparison, in 2023 the loss was $1,077, meaning the company reduced its loss by 10.8%.

What is the largest operating cost?

The largest operating cost category falls under external services. This category amounted to $998 in 2024, representing 100% of all operating expenses.

Serenumsp. z o.o.

Production of electricity

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2019-03-07

Share capital

5,000.00 PLN

Activity description

Serenum is a company that provides professional email services for businesses, offering email addresses in the format [email protected] for a low annual fee. Additionally, it specializes in creating visually appealing and functional websites for small businesses, with a one-time payment model and no hidden costs. The company aims to support the development and professional image of small businesses.

Registered address

ul. Płk. Witolda Pileckiego 5/79, 19-300 Ełk, Poland

Electronic delivery address

AE:PL-72924-76533-DHHDF-22

Financials

Revenue history

Filing timeliness

1 of 6 financial statements was filed late (for 2021, 76 days late).

202502/07/2026
202410/05/2025
202330/06/2024
202230/06/2023
202129/09/2022
202010/09/2021

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.

Industry

Authorized Representatives

Jarosław Osuch – Management Board Member

Sławomir Markowski – President of the Management Board

Manner of representation

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

Ownership

Owner	Shares	Share value	Stake
Sławomir Markowskiage 62	38	$513.24	38%
Jarosław Osuchage 41	37	$499.73	37%
Andrzej Zalewskiage 53	25	$337.66	25%

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2019-03-14.

mBank
91 1140 2004 0000 3302 7856 1432

Debt

No entries in the National Debtors Register (KRZ).

Public aid

No public aid cases recorded in the last 10 years.

Competitors

Name	Revenue	Website
RP Global Solar VIsp. z o.o.	$0.30	rp-global.com
Unite Pv 1sp. z o.o.	$0.29	unit-e.pl
PV Rożniątów Isp. z o.o.	$0.29	columbusenergy.pl
RP Global Solar IIsp. z o.o.	$0.27	rp-global.com
RP Global Oze IIIsp. z o.o.	$0.26	rp-global.com
RP Global Wind Isp. z o.o.	$0.26	rp-global.com
Greenprojekt 9sp. z o.o.	$0.24	greenprojekty.pl
MG Prospectum Energia 2sp. z o.o.	$0.17	sunfarming.de
MG Makado Energia 2sp. z o.o.	$0.14	sunfarming.de
MQ Zamoscsp. z o.o.	$0.13	mq.energy

Change history

Date	Event
2023-11-07	Address change (Ul. Juliana Tuwima 2/1, 19-300, Ełk → Ul. Płk. Witolda Pileckiego 5/79, 19-300, Ełk)
2019-03-15	PKD change (Added: 62.03.Z, 62.09.Z)
2019-03-07	Entered in the register

FAQ

Last updated: 2026-10-03