Current report No.: 20/2018 confidential information Subject: Estimates of selected financial data for the 1st-3rd quarters of 2018 Date: 07.11.2018; 14:59

Current report no. 19/2018 Date: 26.10.2018    15:58 confidential information Subject: The conclusion of the contract for the comprehensive lighting modernization at the NB Polska Sp. z o.o. production plant in Namysłów.

Current report no. 18/2018 Dated 19.10.2018, h18:09 - confidential information Update of information regarding the selection of the Company’s product offer in the proceedings regarding the comprehensive lighting modernization at NB Polska Sp. z o.o.

Current report no. 17/2018     Dated 10.10.2018  h.15:27    confidential information The selection of the Company’s product offer in the proceedings regarding the comprehensive lighting modernization at NB Polska Sp. z o.o.     

CONSOLIDATED SEMI-ANNUAL REPORT FOR THE 1ST HALF OF 2018 prepared pursuant to international standards for financial reporting Krakow, August 22, 2018  

Current report No.: 16/2018 confidential information  Subject: Estimates of selected financial data for the first half of 2018  Dated 16.08.2018   h.16:17

Current Report No. 15/2018   Date: 19.07.2018 h.14:25   Subject: Receipt of notification of a transaction in the mode of article 19, paragraph 1 of the MAR

The ES-SYSTEM group’s financial results for Q1 2018 Increased revenues thanks to growing domestic sales, profits impacted by the sales support costs, prospects for further growth based on modern lighting solutions

Consolidated quarter report for the 1st quarter QSr 1/2018  - 24.05.2018

Current Report No. 14/2018 Date: May 17, 2018 h. 16:34   Subject: List of shareholders each holding at least 5% of the voting rights at the Ordinary General Assembly of Shareholders

Current Report No. 13/2018 Date: May 17, 2018 h. 16:08   Subject: Appointing members of the Management Board of ES-SYSTEM S.A. for the new term of office

Current Report No. 12/2018 Date: May 17, 2018 h. 16:05 Appointing members of the Supervisory Board of ES-SYSTEM S.A. for the new term of office