Founder and CEO of the Unsung Heroes Foundation, which has incubated and accelerated more than 200 social entrepreneurs from 21 countries in 14 months. The main partners of the Unsung Heroes Foundation are in Poland - Polish Humanitarian Action, Polish Medical Mission. Globally - Save The Children Global Ventures, Humanitarian Leadership Academy, The Polly Foundation, Serendipity Healthcare Foundation, MAP Afrique and dozens of other social organizations. 

Wierzbicki is a co-founder of two Polish startups - Ideal Bistro (2022), selected by NCBR as one of the top ten startups in Poland, and Pureco Natural, a producer of compostable packaging. He has mentored social startups at Cassini Hackathons, Tech To The Rescue, Zwolnieni z Teorii and others.

Wierzbicki is writing his PhD thesis in the context of development aid and the magnitude of its impact on the trade between donor and beneficiary of aid.

Wierzbicki is a Laureate of NCBR-NAP (Top 10 Startups in Poland, 2022), Member of Founders Academy by Google For Startups (2020) and 50th Creative in Business according to Brief Magazine (2017).