Andrzej Sykulski

Reaction Capital (Reaction) is a venture capital firm founded in 2019. The firm is headquartered in Palo Alto, California.

Polska Telefonia Cyfrowa Sp zoo provides wireless telephonic services in Western Europe. Its services include call forwarding, call waiting, voicemail, account information, short message service, multimedia messaging service, information services and wireless Internet access. It also offers roaming services to its subscribers in 156 countries. The company's products and services are sold under the brand name, Era. Polska Telefonia Cyfrowa offers its services to individual post paid, prepaid, and corporate customers. Polska Telefonia Cyfrowawas founded in 1995 and is headquartered in Warsaw, Poland.