Sopro Polska sp. z o.o. certifies that CertyNergia Polska Sp. z o.o., based in Warsaw at 8 Wiślana Street, with NIP: 525-271-17-20, performed an energy audit of the company at our request in 2017, part of which was to determine the energy efficiency strategy by proposing projects that can contribute to the reduction of energy consumption, along with their technical and economic analysis. The audits were performed in accordance with the Energy Efficiency Law of May 20, 2016. The audit contractor and the project team demonstrated a high level of substantive knowledge and familiarity with both technical and economic issues related to energy efficiency and knowledge of legislation. The study was carried out on time and in a way that allowed good and effective cooperation during the implementation of the task.

I hereby certify that CertyNergia Polska Sp. z o.o., headquartered in Warsaw at 8 Wiślana Street, holding NIP: 525-271-17-20, performed in 2017 on behalf of PAGO Sp. z o.o., based in Grodzisk Wielkopolski at ul. Fabryczna 14, an energy audit of the company. The main topic was to determine the energy efficiency strategy by proposing projects that can contribute to the reduction of energy consumption with their technical and economic analysis. The audits were performed in accordance with the Law of, May 20, 2016 on energy efficiency. The audit contractor and the project team demonstrated a high level of substantive knowledge and familiarity with both technical and economic issues related to energy efficiency and knowledge of legislation. The study was performed on time, and in a manner that allowed good and effective cooperation during the implementation of the task.

Novatek Green Energy sp. z o.o. with its registered office in Krakow at ul. Lubomirskiego 20, 31-509 Kraków declares that CertyNergia Polska Sp. z o.o., headquartered at 8 Wiślana St., completed a mandatory energy audit of the company in 2020. The work was completed within the agreed timeframe, in a professional manner and in accordance with the assumed schedule. This cooperation authorizes me to recommend the company CertyNergia Polska Sp. z o.o. as a very reliable and professional Partner, knowing the business environment as well as precisely identifying the conditions and needs of the client. Due to the high quality of the services provided, I recommend CertyNergia Polska Sp. z o.o., as a trustworthy Partner in carrying out energy audit work.

I hereby certify that CertyNergia Polska Sp. z o.o., headquartered in Warsaw, 8 Wiślana St., with tax identification number (NIP): 525-271-17-20, performed an energy audit of the company at our request in 2017, part of which was to define an energy efficiency strategy by proposing projects that could help reduce energy consumption, along with their technical and economic analysis. The audit was performed in accordance with the Energy Efficiency Law of May 20, 2016. The audit contractor and the project team demonstrated a high level of substantive knowledge and familiarity with both technical and economic issues related to energy efficiency and knowledge of legislation. The study was carried out on time and in a manner that allowed for good and effective cooperation during the implementation of the task.

HEINZ-GLAS Działdowo sp. z o.o. hereby confirms that CertyNergia Polska Sp. z o.o. In 2020, it carried out an energy audit of the company, and provided the Company with support in applying for energy efficiency certificates. The work was completed within the agreed timeframe, in a professional manner and in accordance with the assumed schedule. This cooperation authorizes me to recommend the company CertyNergia Polska Sp. z o.o. as a very reliable and professional Partner, knowing the business environment as well as precisely identifying the conditions and needs of the client. Due to the high quality of the services provided, I recommend CertyNergia Polska Sp. z o.o., as a trustworthy Partner in carrying out work related to energy audits and support in applying for energy efficiency certificates.

I hereby certify that CertyNergia Polska Sp. z o.o., headquartered in Warsaw, 8 Wiślana St., with tax identification number (NIP): 525-271-17-20, performed an energy audit of the company at our request in 2017, part of which was to define an energy efficiency strategy by proposing projects that could help reduce energy consumption, along with their technical and economic analysis. The audits were performed in accordance with the Energy Efficiency Law of May 20, 2016. The audit contractor and the project team demonstrated strong subject matter expertise and knowledge of both technical and economic issues related to energy efficiency and knowledge of legislation. The study was carried out on time and in a way that allowed for good and effective cooperation during the implementation of the task.

I hereby certify that CertyNergia Polska Sp. z o.o., headquartered in Warsaw, 8 Wiślana St., with tax identification number (NIP): 525-271-17-20, performed an energy audit of the company at our request in 2017, part of which was to define an energy efficiency strategy by proposing projects that could help reduce energy consumption, along with their technical and economic analysis. The audits were performed in accordance with the Energy Efficiency Law of May 20, 2016. The audit contractor and the project team demonstrated strong subject matter expertise and knowledge of both technical and economic issues related to energy efficiency and knowledge of legislation. The study was carried out on time and in a way that allowed for good and effective cooperation during the implementation of the task.

I hereby certify that Certy Nergia Polska Sp. z 0.0. headquartered in Warsaw, 8 Wiślana St., with tax identification number (NIP): 525-271-17-20, performed an energy audit of the company at our request in 2017, part of which was to define an energy efficiency strategy by proposing projects that could contribute to the reduction of energy consumption, along with their technical and economic analysis. The audits were performed in accordance with the Energy Efficiency Law of May 20, 2016. The audit contractor and the project team demonstrated a high level of subject matter expertise and knowledge of both technical and economic issues related to energy efficiency and knowledge of legislation. The study was carried out on time and in a way that allowed for good and effective cooperation during the implementation of the task.

Egger Biskupiec Sp. z o.o. hereby confirms that CertyNergia Polska Sp. Ltd. conducted a mandatory energy audit of the company in 2020. The work was completed within the agreed timeframe, in a professional manner and in accordance with the assumed schedule. This cooperation allows us to recommend the company CertyNergia Polska Sp. z o.o. as a very reliable and professional Partner, and due to the high quality of the services provided, we recommend this company as trustworthy in the implementation of energy audit work.

Dear Sir, On behalf of the Italian Chamber of Commerce and Industry in Poland, we would like to thank you for your participation in the 3rd edition of Italian Chamber Business Talks under the title: "Energy Efficiency in Industry", which was held on 5.03.2019 in Katowice, Poland. We would especially like to thank you for participating in the panel discussion as a speaker and for sharing your knowledge and experience in the industrial energy sector with the participants. We hope that we can count on your interest in Italian Chamber events in the future as well.

CertyNergia Poland Sp. z o.o. has been cooperating with "ENERGOTEST" since October 2019. to this day in the form of the main contractor of tasks related to energy audits and planning the development of the district heating system. In the last 3 years CertyNergia Polska Sp. z o.o. performed work on facilities: BFB-185 Fluidized Biomass Boiler (134 MW1), realization of Siekierki CHP 2023; WP 200 Thermal Water Boiler (232 MW), realization of Kawęczyn CHP 2022; 2 OP-430 boilers (2x306 MW1), realization of Siekierki CHP 2021. During the many years of cooperation, CertyNergii's employees have demonstrated a great deal of knowledge in the field of power generation, district heating systems and pulverized coal boilers, but also the responsibility, flexibility and knowledge necessary to work safely and efficiently at a large industrial plant.

(...) Part of the work involved defining an energy efficiency strategy by proposing projects that could contribute to energy consumption reduction, along with their technical and economic analysis. The energy audits were conducted in compliance with the Energy Efficiency Act of May 20, 2016. The auditors and the project team demonstrated extensive substantive knowledge and expertise in both technical and economic aspects related to energy efficiency, as well as a solid understanding of the relevant legal regulations. The project was completed on time and in a manner that enabled effective and efficient collaboration during the task's execution.

Wawel S.A. certifies that CertyNergia Polska Sp. z o.o. conducted a training workshop for us on calculating the carbon footprint in terms of the company and products. The company CertyNergia Polska Sp. z o.o. demonstrated a high level of substantive and practical knowledge, as well as an understanding of the client's needs and flexibility in cooperation. We are satisfied with the completed work and can recommend CertyNergia as a professional company and reliable in fulfilling its obligations.