What is the main business of SI Development?

The main business activity of SI Development focuses on other computer programming activities.

When was the company founded?

The company was registered in the Polish National Court Register (KRS) on October 2, 2025.

Where is the headquarters located?

The headquarters is located at: ul. Stefana Okrzei 1A, 03-715 Warszawa.

Who is on the management board?

The management board includes Nazar Romanchuk (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 October 2, 2025 to December 31, 2025.

What was the revenue?

In 2025, the company generated total revenue of $3,212.

Yes, in 2025 the company was profitable, achieving a net profit of $1,414.

What is the largest operating cost?

The largest operating cost category falls under external services. This category amounted to $1,510 in 2025, representing 93% of all operating expenses.

SI Developmentsp. z o.o.

Other computer programming activities

KRS: NIP: REGON:

Overview

Status

Active

Registry date

2025-10-02

Share capital

5,000.00 PLN

Registered address

ul. Stefana Okrzei 1A/5e, 03-715 Warszawa, Poland

Electronic delivery address

AE:PL-70619-11855-UBSCH-12

Financials

Filing timeliness

The financial statement for 2025 was filed on time.

202511/05/2026

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 3.21kMedianUSD 129.97kAverageUSD 3.83m

Net profit

This companyUSD 1.41kMedianUSD 3.65kAverageUSD 324.50k

Operating costs

This companyUSD 1.62kMedianUSD 117.71kAverageUSD 3.39m

Assets

This companyUSD 2.87kMedianUSD 83.52kAverageUSD 3.38m

Industry

Authorized Representatives

Mariana Ulaieva – Management Board Member

Nazar Romanchuk – President of the Management Board

Oleksandr Plotkin – Management Board Member

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
Oleksandr Plotkin	45	$607.78	45%
Nazar Romanchukage 28	45	$607.78	45%
Mariana Ulaieva	10	$135.06	10%

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2025-10-20.

No bank accounts reported to the VAT Taxpayer Register.

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
GCL Technologysp. z o.o.	$3,593.92	greenlogistics.city
Hirelenssp. z o.o.	$3,757.47	hirelens.pl
Net-Flowsp. z o.o.	$3,546.64	net-flow.pl
044 Soulsp. z o.o.	$2,915.74	044soul.com
Toriipaysp. z o.o.	$2,862.35	toriipay.com
Data Envoyssp. z o.o.	$1,672.02	dataenvoys.com
Visuusp. z o.o.	$1,578.60	visuality.pl
Letlinkersp. z o.o.	$71.57	letlinker.com
Koha-Techsp. z o.o.	$0.17	koha-tech.com
Timetobooksp. z o.o.	$0.08	timetobook.net