![Leszek Szelerski](https://www.graphenepartners.com/wp-content/uploads/2023/06/leszek-szelerski.jpg)
Leszek Szelerski
Leszek brings over 25 years of professional supply chain expertise across multiple sectors including FMCG, Oil & Gas, and Construction. His career spans Poland, Spain, Germany, Sweden, and the Czech![Mikołaj Rafalski](https://www.graphenepartners.com/wp-content/uploads/2022/05/Mikolaj-Rafalski-500x500-1.png)
Mikołaj Rafalski
Mikołaj has extensive experience covering all elements of the supply chain. Over the past 20 years, he has held increasingly senior positions with FMCG and retail industry leaders, including Danone,![Marek Gołąbek](https://www.graphenepartners.com/wp-content/uploads/2022/03/mg-500x500-1.jpg)
Marek Gołąbek
Marek has 17 years of professional experience. He has worked in various industries, including FMCG, retail, e-commerce, DIY, and aviation, where he has led numerous projects across the supply chain,![Karol Gułaś](https://www.graphenepartners.com/wp-content/uploads/2022/03/kg-500x500-1.jpg)
Karol Gułaś
Karol is an experienced supply chain, procurement and finance professional with over 13 years of experience in major FMCG and retail companies. He began his career in 2009 at PepsiCo,![Piotr Karbowiak](https://www.graphenepartners.com/wp-content/uploads/2021/01/Piotr-Karbowiak-1.jpg)
Piotr Karbowiak
One of the most experienced supply chain experts in the industry. Piotr spent over 19 years in PepsiCo, where he held many supply chain/logistics and customer service positions. His most![Marek Dymarski](https://www.graphenepartners.com/wp-content/uploads/2021/01/Marek-Dymarski-1.jpg)
Marek Dymarski
Marek is one of the most respected retail logistics professionals with a demonstrated history of working in the fields of Supply Chain and Logistics at Board level, managing large scale![Adam Chazanow](https://www.graphenepartners.com/wp-content/uploads/2021/01/Adam-Chazanow.jpg)