About us

We are a Polish consulting company that provides comprehensive support within construction projects. We provide reliable support to our clients at every stage of the project: from the planning phase to the start of the development’s operation.

We offer services of the highest quality within a vast scope of technical consultancy, including pre-construction, program and project management, cost management, site supervision, project monitoring, and technical due diligence reports. We are mainly focused on the following sectors: production, office, hotel, commerce, and healthcare.
The Team.

People are our greatest asset.

Our employees are highly experienced specialists whose daily commitment and effort make it possible for our company to keep growing and providing services of the highest possible quality. We cooperate with experienced architects, engineers of various specializations, representatives of legal firms and financial institutions. As a result, we can offer services customized to requirements of any investment assignment.
Grzegorz Prusiewicz

Grzegorz Prusiewicz
Member of the Board

Jędrzej Oberkiewicz

Jędrzej Oberkiewicz
Member of the Board

Jarosław Jurkowski

Jarosław Jurkowski
Member of the Board

We have an embedded team consisting of trustworthy professionals. The founders of our company have 25 years’ experience gained at international companies.

Patryk Pastuszka
Site Supervision Inspector

Anna Bellopede
Project Manager

Michał Kingsford
Program Manager

Karolina Knap
Cost Engineer

Krystian Sobota
Site Supervision Inspector

Alicja Maziarz
Cost Manager

Szczepan Kruk
Project Engineer

Katarzyna Majchrowicz
Marketing Manager

Wojciech Sobczyk
Project Manager

Tomasz Dorociak
Site Supervision Inspector

Bartosz Rodak
Junior Cost Engineer

Krzysztof Śliwa
Junior Cost Engineer

Robert Ryży
Site Supervision Inspector

Paweł Balana
Site Supervision Inspector

Tomasz Podczaszy
Site Supervision Inspector

Anna Marczak
Cost Manager

Małgorzata Gralak

Natalia Szuba
Office Manager

Standards of cooperation


Our activities are guided by professional ethics. We pursue the goals set by our clients, acting in a transparent manner and with respect for the investor’s best interest. We do not provide services for construction contractor companies.

Reliability and Commitment

Conscientiousness and diligence always remain our priorities. Commitment, knowledge and experience of our team assure effective management of the project, cost optimisation and successful completion of the development.


We strongly believe that successful cooperation should be founded on mutual trust based on integrity and decency, due to which we establish strong, long-lasting relations with our clients. We are a reliable partner in business.


Our activities are defined by professionalism and reliability which are backed by knowledge and many years of experience gained while operating in the international business environment.
Cooperation with us results in saving time and resources. Our approach generates measurable savings which may even reach up to 20% of the construction costs. Moreover, our involvement results in shortening of the construction process, which may allow earlier start of the premises’ operation. By the use of our services, the investor may enjoy peace of mind when thinking about efficient and professional completion of the development.

G2J Consulting

We are a Polish consulting company providing our clients with comprehensive support during the entire investment process

Registration data

G2J sp. z o.o. sp.k. 
REGON: 380077287
NIP: 9452220354
KRS: 0000729888


Pilot Tower
ul. Pilotów 10,
31-462 Kraków
+48 571 556 639

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