Adrian Constantin Volintiru

Vulcan SA engages in the manufacture of power plant boilers, industrial equipment, and pumping units. It offers boilers, pressure parts, and welded structures. Its services include construction, pre-erection and erection works, technical assistance, site jobs, repair of power plants and boilers, pipes bending, heat treatment, mechanical processing, chemical, destructive, and non-destructive tests and design. The company was founded in 1904 and is headquartered in Bucharest, Romania.

Compania Nationala Posta Romana SA provides postal services. It offers letters, postcards, books, newspapers, and magazines, money transfer, express, address change, post-office box, customs clearance, special delivery, integrated solutions, marketing and advertising, electronic commerce, sale of tickets for events, electronic signature, internet and telephone, and various postal services. The company was founded in 1998 and is headquartered in Bucharest, Romania.

Upetrom 1 MAI SA is a Romanian company that specializes in performable drilling installations in mobile blocks, petroleum equipment, aggregate costing, eruption pumps, mud pumps, triplex pumps, industrial services, welded structures, and special processing services. Upetrom 1 MAI is based in Ploiesti, RO, and has subsidiaries in Romania. The private company's motto is "breaking the limits, breaking the ground."