Central administrations: Employment Agency, Executive Agency Automobile Administration,Executive Agency General Labour Inspectorate,State Agency for Metrological and Technical Supervision, State Agency for Tourism, Institute for Public Administration, Committee for Consumer Protection, Ministry of State Administration and Administrative Reform, Ministry of Environment and Water, Ministry of Transport, Information Technologies and Communications, Ministry of Labour and Social Policy, Ministry of Finance, National Insurance Institute, Sofia Municipal Privatisation Agency;
Regional administrations: Dobrich, Pernik, Razgrad, Ruse, Smolyan, Sofia, Targovishte, Shumen, Yambol;
Municipal administrations: Alfatar, Apriltsi, Asenovgrad, Balchik, Bobovdol, Boboshevo, Botevgrad, Brezovo, Brusartsi, Byala (Ruse), Velingrad, Venets, Vratsa, Gabrovo, Godech, Gotse Delchev, Gramada, Gulyantsi, Garmen, Devin, Dobrich, Dobrichka, Drianovo, Dupnitsa, Etropole, Zavet, Iskar, Isperih, Kazanlak, Kaynardja, Kaloianovo, Kirkovo, Kovachevtsi, Kostenets, Kotel, Krivodol, Krushari, Kubrat, Lom, Lukovit, Laki, Madan, Makresh, Maritsa, Mezdra, Mirkovo, Montana, Nesebar, Nikola Kozlevo, Nikopol, Novi Pazar, Opan, Oryahovo, Pavel banya, Pavlikeni, Pernik, Petrich, Pirdop, Polski Trambesh, Popovo, Primorsko, Razgrad, Rila, Rudozem, Sadovo, Samokov, Samuil, Sapareva banya, Satovcha, Slivo pole, Smolyan, Smiadovo, Stamboliyski, Strazhitsa, Strelcha, Sungurlare, Saedinenie, Tervel, Teteven, Troyan, Tundzha, Targovishte, Ugarchin, Chavdar, Yakimovo, Yakorouda;
Business organizations: ABV-Ruse OOD, Agrovit OOD, Aifest EOOD, Akva 59 EOOD, Ara PM OOD, Armeets AD, ARS Trade AD, Arhstroi EOOD, ASK Unigroup, Balkan gold star OOD, Bamzi OOD, Bank Tech Sys EOOD, Bulgarian publishing company AD, Boston-GTS-91 EOOD, Boehringer-Bulgaria, Vegas Electric EOOD, VMV EOOD, Wolf AD, Garantstroy Komplekt AD, Dayva Consult OOD, Jessica-Sofia OOD, Dibiko EOOD, Didi-94 OOD, Dinamo AD, Diplomat Corporation OOD, Ditsma Ko EOOD, Eurobuild Group OOD, Elin Pelin Trans OOD, Elitstroy 2005 EOOD, Ena Market OOD, Anati-Tanya Ruynova LTD, ATV Anti - Anton Ruynov - Veneta Ruynova LTD, Vasil Grigorov LTD, Vilitour Velichka Petrova LTD, Georgi Simeonov - electronic and electrical engineering LTD, Grimit - Grigor Mitev LTD, Demis – Transcommercial LTD, Desi 92 - Miryana Yotova LTD, Dzhuliano – Julian Stojchev – Valentina Stojcheva LTD, Kenedi – Rositsa Dimitrova LTD, M. Nalbantova – V. Nalbantov LTD, Milena Peycheva – Dimo 91 LTD, Nikolay Nikolov LTD, Penkeler – Kostadin Peev LTD, Poldim – Rositsa Petkova LTD, Pri sestrite – Tsveta Penkova LTD, Ster auto – Stefan Stefanov LTD, Stiliyan Varbanov LTD, Tsvetanka Karapetrova LTD, ZEA Print EOOD, Dimitar Georgiev AP, Nikolay Penev AP, Inox engineering OOD, Inteso EOOD, Irida OOD, Isperih Autotransport OOD, K Print OOD, Katdis AD, Cometa Bus EOOD, KP Rayna EOOD, Leonardus - NB EOOD, Lindner Bulgaria EOOD, MVM EOOD, Mira Auto 98 OOD, Mir-I EOOD, Multivision Group OOD, Nadezhda 1997 OOD, Nivas Stroy OOD, Nikanor OOD, Nitek EOOD, Ogilvy & Mather – Sofia, Ortanna EOOD, Otgovor A EOOD, Papiliyo EOOD, PKI Rayna Kniyaginiya, Praksis Group OOD, Profit – BG OOD, Ritbull EOOD, Rodopchanka EOOD, Sama 2002 OOD, SBS AD, Sveta Petka Balgarska EOOD, SD Viana OOD, SD Dedal 91 - Nikolov & Co, Silbod OOD, SPS – Stroy EOOD, Stam Trading AD, Stolichen autotransport AD, Stroycar KM OOD, Studio blend OOD, TV Pirin, Texikom OOD, Teo Max OOD, TPMG OOD, Tomeko OOD, TPK Dimitar Blagoev, TPK Likona, TPK Osvobozhdenie, TPKI Dobrudzhanka, Transauto EOOD., Treger OOD, Fil OOD, Habag OOD, Harts EOOD, Chechosan EOOD;
NGOs: Economic Development Agency Kostinbrod, Association for European Cooperation, Association of forest companies in Bulgaria, Association FIMB Bulgaria, Bulgarian Tourist Chamber, Bulgarian Union of Private Entrepreneurs “Vazrazhdane”, Club for motor sports Varna Missionis, National Union of Worker Cooperatives, Scientific-Technical Union of Mechanical Engineering, Community center “Vasil Levski” – town of Levski, Community center “Prosveta-1881” – village of Kostenets, Community center “Progres – 1907” – town of Kostenets, Community center “Razvitie” – village of Lehchevo, Association "Civil Initiative and Development Pazardzhik", Association “Spravedlivost-96”, Association “Dai lapa”, Association "Bulgarian Federation for orientation", Association "Euromodel", Association "Culture and Law", Association “Face to face”, Association “International Association of Professional and Business Women in Bulgaria”, Association “Union of technicians in Bulgaria”, Union for Economic Initiative, Chamber of Commerce Kyustendil, Foundation for transparent regulations, Foundation “People’s Roots”, Foundation “Prof. John Atanasov”, Foundation “Institute of Technology and Development”, Foundation “Development of industrial, cultural and natural heritage”, Foundation “Spiritual center for Roma integration in the world”, Foundation “Regional Roma Union”, Foundation “Hope for the Roma”, Foundation “Smart”;
Educational and sports organizations: University of Library Studies and Information Technologies, Scientific and Technical Institute of Mechanical Engineering, Professional School of Textile and leather goods – city of Sofia, Professional High School of Construction and Architecture – town of Bratsigovo, Professional School of Transport - city of Sofia, Professional School of Tourism – town of Bankya, Sofia Vocational High School of Electronics “John Atanasov”, Professional School of Industrial Technology, Management and Tourism – town of Panagyurishte, Swimming sports club “Shipka”;
Private individuals: more than 1 400 trainee passed vocational trainings and trainings in key competencies: active behavior of the labor market, communication skills and personal effectiveness, project management, skills for effective sales, digital competences, communicating in a foreign language, accountant, graphic design, business services, small and medium business, mountain guides and others.