Herkules. 

Herkules S.A. engages in the hoisting equipment rental and oversize load shipping activities in Poland. The company rents tower, self-propelled, tracked, and cravler cranes. It also provides services related to the construction of finished buildings; undertakes construction of cable lines and overhead power lines, optical fiber cable runs, power substations, and electrical installations; and installs guaranteed power supplies, such as power generators and UPS systems. In addition, the company offers construction services for the telecommunication sector and wind farms; and manufactures pretensioned concrete and reinforced concrete containers. Herkules S.A. was formerly known as Gastel Zurawie S.A. and changed its name to Herkules S.A. in December 2011. Herkules S.A. was incorporated in 2006 and is headquartered in Warsaw, Poland.