| Detail | BALMED Praha, státní podnik | 25125877 | Czech Republic | CZ | Detail |
| Detail | BARSINI, s.r.o. | 25131117 | Another legal entity | CZ010 | Detail |
| Detail | BAŠISTA s.r.o. | 05921643 | Another legal entity | CZ080 | Detail |
| Detail | BauSystem CZ s.r.o. | 05060770 | Czech Republic | CZ | Detail |
| Detail | B.A.W.R., a.s. | 27814319 | Another legal entity | CZ010 | Detail |
| Detail | BB PROJEKT s.r.o. | 48034185 | Czech Republic | CZ020 | Detail |
| Detail | BB vytlačování plastů spol. s r.o. | 48360376 | Another entity | CZ032 | Detail |
| Detail | Bc. Martina Pipková Loudová | 64152715 | Czech Republic | CZ020 | Detail |
| Detail | BEDNĚNÍ - ARTCO s.r.o. | 27887162 | Another entity | CZ010 | Detail |
| Detail | B e H o spol. s r. o. | 45535353 | Another legal entity | CZ063 | Detail |
| Detail | BELD, s.r.o. | 25371291 | Another legal entity | CZ | Detail |
| Detail | Bělecký Mlýn s.r.o. | 26223571 | Another legal entity | CZ071 | Detail |
| Detail | "Bělská skupina" | 67106455 | Another legal entity | CZ032 | Detail |
| Detail | B E M A T E C H, s.r.o. | 49825445 | Another entity | CZ063 | Detail |
| Detail | Benediktus z.s. | 70868832 | Another legal entity | CZ063 | Detail |
| Detail | Bergasto a.s. | 28340957 | Another entity | CZ071 | Detail |
| Detail | BERIL Centrum s.r.o. | 08275530 | Another entity | CZ010 | Detail |
| Detail | BERNDORF BÄDERBAU s.r.o. | 25855247 | Another entity | CZ080 | Detail |
| Detail | BESKI z.s. | 04899369 | Another legal entity | CZ080 | Detail |
| Detail | BEST, a.s. | 25201859 | Another entity | CZ032 | Detail |
| Detail | Betonárna Klamoš s.r.o. | 07216254 | Another entity | CZ052 | Detail |
| Detail | BETON HRONEK s.r.o. | 26066084 | Another entity | CZ031 | Detail |
| Detail | Betonpres a.s. | 60646551 | Another entity | CZ031 | Detail |
| Detail | Betrian International s.r.o. | 05304261 | Another legal entity | CZ064 | Detail |
| Detail | BEVESTAV,s.r.o. | 27410935 | Another legal entity | CZ020 | Detail |
| Detail | BEZAN s.r.o. | 61945552 | Another entity | CZ080 | Detail |
| Detail | BIC Brno spol. s r.o. | 41601670 | Another entity | CZ | Detail |
| Detail | BIMtwin s.r.o. | 19419881 | Another legal entity | CZ010 | Detail |
| Detail | Biofarma Rašovice s.r.o. | 04025181 | Another legal entity | CZ031 | Detail |
| Detail | BIO - FERM, s.r.o. | 47540605 | Another entity | CZ020 | Detail |
| Detail | BIOFERT AGRO s.r.o. | 03936163 | Another legal entity | CZ | Detail |
| Detail | BioFish s.r.o. | 60930527 | Another legal entity | CZ063 | Detail |
| Detail | Biofyzikální ústav AV ČR, v. v. i. | 68081707 | Czech Republic | CZ064 | Detail |
| Detail | BioImpro s.r.o. | 25474189 | Another entity | CZ042 | Detail |
| Detail | BIOKOM CZ s.r.o. | 28117956 | Another legal entity | CZ031 | Detail |
| Detail | Biologické centrum AV ČR, v. v. i. | 60077344 | Another legal entity | | Detail |
| Detail | BIONA JERSÍN, s.r.o. | 49976371 | Another legal entity | CZ063 | Detail |
| Detail | BIOPLYN ENERGY s.r.o. | 27314413 | Another entity | CZ042 | Detail |
| Detail | Biosférická rezervace Dolní Morava o.p.s. | 26938171 | Another entity | CZ064 | Detail |
| Detail | BISA s.r.o. | 25863258 | Another entity | CZ052 | Detail |
| Detail | Biskupské gymnázium | 43379486 | Another legal entity | CZ063 | Detail |
| Detail | Biskupské gymnázium J. N. Neumanna, církevní základní škola a základní umělecká škola České Budějovice | 00666122 | Another legal entity | CZ031 | Detail |
| Detail | Biskupské gymnázium v Ostravě | 00845388 | Another entity | CZ080 | Detail |
| Detail | Biskupství litoměřické | 00445126 | Another entity | CZ042 | Detail |
| Detail | Biskupství ostravsko-opavské | 65468953 | Another entity | CZ080 | Detail |
| Detail | Blanský les - podhůří | 70819963 | Territorial self-governing unit or its contributory organization | CZ031 | Detail |
| Detail | BM asistent s.r.o. | 26796350 | Another legal entity | CZ071 | Detail |
| Detail | BMT Medical Technology s.r.o. | 46346996 | Another legal entity | CZ06 | Detail |
| Detail | bobbys cz s.r.o. | 03789217 | Another legal entity | CZ064 | Detail |
| Detail | BODEN - MATTE, spol. s r.o. | 25364197 | Czech Republic | CZ | Detail |
| Detail | Bohemia - Hotelová škola a Střední pedagogická škola a Základní škola s.r.o. | 25272501 | Czech Republic | CZ053 | Detail |
| Detail | BOHEMILK, a.s. | 26470535 | Another entity | CZ052 | Detail |
| Detail | Bohuslav Pecina | 60306874 | Another entity | CZ071 | Detail |
| Detail | BOMS Development & Consultancy s.r.o. | 09541110 | Another entity | CZ | Detail |
| Detail | Bonanza Vendolí, z.ú. | 26673703 | Another legal entity | CZ053 | Detail |
| Detail | BONA, o.p.s. | 25732587 | Another legal entity | CZ010 | Detail |
| Detail | BONATRANS GROUP a.s. | 27438678 | Another entity | CZ080 | Detail |
| Detail | BorsodChem MCHZ, s.r.o. | 26019388 | Another legal entity | CZ080 | Detail |
| Detail | Botanický ústav AV ČR, v. v. i. | 67985939 | Another legal entity | CZ020 | Detail |
| Detail | BOUKAL s.r.o. | 04229282 | Another legal entity | CZ042 | Detail |
| Detail | Boveraclub z.s. | 26989166 | Another legal entity | CZ051 | Detail |
| Detail | BOVYS, s.r.o. | 62028626 | Another legal entity | CZ053 | Detail |
| Detail | BOX Logistic Czech s.r.o. | 28654102 | Another legal entity | CZ080 | Detail |
| Detail | BPS - VM s.r.o. | 07377924 | Czech Republic | CZ010 | Detail |
| Detail | Brabec velkoobchod s.r.o. | 27710017 | Another entity | CZ063 | Detail |
| Detail | BrainBrush, z. s. | 08378126 | Another entity | CZ080 | Detail |
| Detail | Brandýsko - Boleslavská městská a.s. | 04285638 | Another legal entity | CZ020 | Detail |
| Detail | brend elektro s.r.o. | 07435291 | Another legal entity | CZ071 | Detail |
| Detail | BRENSTON BM s.r.o. | 25866893 | Another entity | CZ080 | Detail |
| Detail | BRIKLIS, spol. s r.o. | 43833497 | Another legal entity | CZ031 | Detail |
| Detail | BRIKWOOD s.r.o. | 28817923 | Another entity | CZ063 | Detail |
| Detail | Brněnská diecéze Církve československé husitské | 62160974 | Another legal entity | CZ064 | Detail |
| Detail | BRNIE, s.r.o. | 05448981 | Another legal entity | CZ064 | Detail |
| Detail | BROMIL s.r.o. | 28162692 | Czech Republic | CZ020 | Detail |
| Detail | B:TECH, a.s. | 05615348 | Another entity | CZ | Detail |
| Detail | Buďánka, z.ú. | 05822238 | Another legal entity | CZ010 | Detail |
| Detail | Budějovický Budvar, národní podnik, Budweiser Budvar, National Corporation, Budweiser Budvar, Entreprise Nationale | 00514152 | Another legal entity | CZ031 | Detail |
| Detail | BUILD LINE s.r.o. | 03809081 | Another entity | CZ010 | Detail |
| Detail | BVS HK s.r.o. | 25923579 | Another entity | CZ052 | Detail |
| Detail | Bydlení Lužec n. C, spol. s r. o. | 19258828 | Another legal entity | CZ052 | Detail |
| Detail | Bytop Zákupy s.r.o. | 22030531 | Another legal entity | CZ051 | Detail |
| Detail | Bytová správa Malé Svatoňovice | 60150645 | Territorial self-governing unit or its contributory organization | CZ052 | Detail |
| Detail | Bytová správa Ministerstva vnitra, s.p.o. | 65737393 | State contributory organization | | Detail |
| Detail | Bytové družstvo Cvikovská 3 | 25655591 | Another legal entity | CZ010 | Detail |
| Detail | Bytové družstvo Zubatého 1 | 01791931 | Another legal entity | CZ010 | Detail |
| Detail | CANNONEER group s.r.o. | 27959147 | Another entity | CZ010 | Detail |
| Detail | Čáp CZ s.r.o. | 28761928 | Another entity | CZ010 | Detail |
| Detail | CARBIDE, s.r.o. | 25524879 | Another legal entity | CZ063 | Detail |
| Detail | CARLING, spol. s r. o. | 45477680 | Another legal entity | CZ064 | Detail |
| Detail | Carpe Orbis, z. s. | 05211727 | Another legal entity | CZ | Detail |
| Detail | CARRY TECH INDUSTRIES s.r.o. | 27300242 | Another legal entity | CZ | Detail |
| Detail | Carter\reproplus s.r.o. | 49356828 | Another legal entity | CZ010 | Detail |
| Detail | CASRI (Vědecké a servisní pracoviště tělesné výchovy a sportu) | 49366378 | State contributory organization | CZ010 | Detail |
| Detail | CCOE s.r.o. | 04422066 | Another legal entity | CZ010 | Detail |
| Detail | Cecemínsko | 71199845 | Another legal entity | CZ020 | Detail |
| Detail | CEDR - komunitní spolek | 26590735 | Another entity | CZ042 | Detail |
| Detail | Cemex Czech Republic s.r.o. | 27892638 | Another entity | CZ010 | Detail |
| Detail | C-energy s.r.o. | 25106481 | Another entity | CZ031 | Detail |
| Detail | Centrála cestovního ruchu Olomouckého kraje, s.r.o. | 08658251 | Another legal entity | CZ071 | Detail |
| Detail | Centrální nákup Plzeňského kraje, příspěvková organizace | 72046635 | Territorial self-governing unit or its contributory organization | CZ032 | Detail |
