Energomontaz Polnoc, Sochaczew - Produces steel pipes, tee pipes and other pipeline fittings, industrial steel constructions. Brochocki Real Estate - Commercial real estate consultancy and brokerage firm, offering photos of available listings, a client list, and contact details. Available in Polish and English. Impexmetal S.A. - One of the largest producers of steel and non-ferrous metals. Netia Holdings S.A. - Telecommunication operator. General information and investor's guide. Desa Unicum - Organizes art and antiquities auctions, performs valuation of works of art, mediates in the ordering of expert opinions, and maintenance antiquities. Jangar - Offers a wide range of educational and research products, includes models, microscopes, classroom and field equipment. Available in Polish and English.