In 1900 he built the country's first power plant fueled by a diesel internal combustion engine for Hotel Bristol, Warsaw.

[2] Lutosławski settled in Warsaw after completing his studies abroad and founded a factory called Grafit (Graphite) producing fire-resistant safes.

He used reinforced concrete in the construction of the Church of Christ the Saviour in Vilnius in present-day Lithuania, and many other projects including bridges based on the new François Hennebique technology.

[citation needed] Based on his experience, Lutosławski gave lectures and courses and wrote articles and manuals in civil engineering.

[3] In addition to his business activities Lutosławski was a member of the Polish National Democratic Party and co-founder of the student society Macierz Szkolna.

There, he and his brother Józef organized Polish military forces hoping to liberate Poland with the help of Tsarist Russia.

He represented the Central Committee of the PKPS in Moscow in order to help Poles expelled from Congress Poland return to their re-emerging nation.