Krzysztof Kowalczyk

Codility Ltd. develops assessment tools for programming skills. It provides automated assessment tests and professional assessment services necessary in the recruitment of software developers. The firm?s tests that request the candidate to write a snippet of source code and then automatically assess the code?s correctness and performance. The company was founded by Grzegorz Jakacki, Tomasz Blaszczyk, Krzysztof Kowalczyk and Tomasz Walen in 2005 and is headquartered in London, the United Kingdom.

Grupa Lotos SA engages in the production and process of refined petroleum products. It operates through Exploration and Production and Refining and Marketing segments. The Exploration and Production segment comprises activities related to the acquisition of crude oil and natural gas reserves, and crude oil and natural gas production. The Refining and Marketing segment includes production and processing of refined petroleum products and their wholesale and retail sale, as well as auxiliary, transport and service activities. The firm's products include unleaded petrol, diesel oil, aviation fuel, engine oils, modified bitumens, and paraffins. The company was founded on September 18, 1991 and is headquartered in Gdansk, Poland.