Invest Bulgaria State Agency - http://investbg.government.bg/index.php

Privatization Agency - http://www.priv.government.bg/apnew/Root/index.php?magic=0.0.0.0.2

Customs Agency - http://www.en.customs.bg/en/

Patent Office - http://www1.bpo.bg/index.php?option=com_content&task=view&id=12&Itemid=34

Bulgarian Small and Medium Enterprises Promotion Agency - http://www.sme.government.bg/IANMSP/Default_en.aspx

Public Pocurement Agency - http://www.aop.bg/index.php?ln=1

National Audit Office - http://www.bulnao.government.bg/index.php?p=2342&lang=en

National Revenue Agency - http://www.nap.bg/ospage?id=544&lang=en

Bulgarian National Bank - http://www.bnb.bg/bnb/home.nsf/fsWebIndex

National Statistical Institute - http://www.nsi.bg/AboutNSI_e/AboutNSI.htm