When was the association founded?

The association was registered in the Polish National Court Register (KRS) on January 22, 2002.

Where is the headquarters located?

The headquarters is located at: ul. Czeladnicza 17, 04-743 Warszawa.

Społeczny Instytut EkologicznyAssociation

KRS: NIP:

Overview

Status

Active

Registry date

2002-01-22

Activity description

Społeczny Instytut Ekologiczny (SIE) was founded in 1990 in Warsaw as a non-profit association. It works on sustainable development, organic farming, biodiversity, ecotourism, civil society, and renewable energy sources. It belongs to Polska Zielona Sieć, the Coalition for the Development of Organic Agriculture, the Climate Coalition, and the PAN EUROPE network, and also cooperates with Greenpeace and ANPED.

Registered address

ul. Czeladnicza 17/1, 04-743 Warszawa, Poland

Website

sie.org.pl

Electronic delivery address

AE:PL-11794-40890-DUATS-27

News

2026-08-21

Study visit of partners from Moldova

2026-06-26

New project of the Social Ecological Institute in cooperation with an organization from Moldova

2025-03-11

Project 6 Rules of Circular Economy information in English

2024-12-20

There is no Planet B! We invite you to the film

2024-10-31

Reports from workshops of the 6 Rules of Circular Economy project

2024-10-17

6 Rules for Circular Economy – interesting practices

Offer

Sustainable agriculture projects
Biodiversity conservation
Ecotourism
Environmental education

Website technology

Website

WordPress

Trademarks

Społeczny Instytut Ekologiczny currently holds no active trademarks with the Polish Patent Office. 2 marks have expired or were not registered. The first mark was filed in 2004.

Mark	Number	Classes	Status	Protected until
POLSKI CERTYFIKAT EKOTURYSTYCZNY	Z.372185	39, 41, 43	Expired	–
RÓŻNORODNOŚĆ BIOLOGICZNA W ROLNICTWIE	Z.276265	31, 35, 41	Expired	–

Mark	Protected until
POLSKI CERTYFIKAT EKOTURYSTYCZNY	–
RÓŻNORODNOŚĆ BIOLOGICZNA W ROLNICTWIE	–

Authorized Representatives

Anna Pośnik Jurczak – Management Board Member

Elżbieta Lenarczyk Priwiezieńcew – Vice President of the Management Board

Tomasz Włoszczowski – President of the Management Board

Manner of representation

For entering into agreements, granting powers of attorney and making other declarations of will in financial matters, the signature of the President or the Vice-President of the Management Board is required.

Supervisory board

Danuta Markowska Resich – Supervisory Board Member

Ewa Ligęza Sienierska – Supervisory Board Member

Jolanta Zientek Vagra – Supervisory Board Member

Beneficial owners

Person	Rights

Bank accounts

Registered as a VAT taxpayer on 2003-08-01.

Erste Bank Polska
89 1090 1753 0000 0001 1831 3562

Debt

No entries in the National Debtors Register (KRZ).

Public aid

Grant date	Purpose	Gross amount	Granting body
Sep 20, 2020	Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts	$791$791	Prezes Zakładu Ubezpieczeń Społecznych
May 30, 2020	Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts	$791$791	Prezes Zakładu Ubezpieczeń Społecznych
May 30, 2020	Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts	$791$791	Prezes Zakładu Ubezpieczeń Społecznych

European Funds

Start	Project	EU co-financing	Programme
2017-11-01	774208 - Bond - bringing organisations and network development to higher levels in the farming sector in europe	$155.1K$155,109	1.1.31 - Horizon 2020

FAQ

Last updated: 2026-10-07