Documents of enterprises, companies, businesses (e.g. general partnership, Ltd., Inc.) operated in Budapest before 1950, and the public companies operated after 1950.

You can find more information about these documents in the repository guides of the Archival Recording System.

These series of documents can be found in the main groups of fond VII, XI and XXIX.

By the industry registers (18-19th, mostly 20th centuries) one can find such persons who carried out local industrial and trading activities. It is important to know the district where the given person worked.