His wealth is estimated at the over 6 bn złoty (in 2006 - 3.6 bn); he is one of the biggest Polish stock exchange Investors. He is an important shareholder of the following companies: Synthos (chemical industry), Cersanit (sanitary ceramics and tiles), Echo Investment (development activity), and Barlinek (producer of floorboards).
In 2007, Forbes estimated his net worth at 2.3 billion US dollars.
Sołowow’s funds, which invest in the futures market, currency market, and materials markets, manage the capital from stock exchange transactions. The funds are: