| Detail | Albion Cars s.r.o. | 04168313 | | | Detail |
| Detail | Albrechtova střední škola, Český Těšín, příspěvková organizace | 00577235 | Territorial self-governing unit or its contributory organization | CZ080 | Detail |
| Detail | ALCASYS Czech Republic, s.r.o. | 04731310 | | | Detail |
| Detail | ALCETEK s.r.o. | 28847008 | | | Detail |
| Detail | ALCO a.s. | 27416771 | Another entity | CZ020 | Detail |
| Detail | ALCOMP.CZ s.r.o. | 27312241 | | | Detail |
| Detail | ALDELES s.r.o. | 03346366 | | | Detail |
| Detail | ALEF NULA,a.s. | 61858579 | | | Detail |
| Detail | Aleš Bernard | | | | Detail |
| Detail | Aleš Faldík | 71979808 | | | Detail |
| Detail | Aleš Fikar | 71190856 | Another entity | CZ063 | Detail |
| Detail | Aleš Kuboušek | 69109320 | | | Detail |
| Detail | Aleš Maloch | 61197556 | | | Detail |
| Detail | Aleš Sebastianides | 12584878 | | | Detail |
| Detail | ALES, s.r.o. | 48208388 | | | Detail |
| Detail | ALFAMEDIC s.r.o. | 00513008 | | | Detail |
| Detail | ALFAPROJ s.r.o. | 46993215 | | | Detail |
| Detail | ALFA stav PV s.r.o. | 27866327 | | | Detail |
| Detail | ALFA SYSTEM s.r.o. | 62581678 | | | Detail |
| Detail | ALFA výroba jednoúčelových strojů s.r.o. | 26030063 | Another legal entity | CZ031 | Detail |
| Detail | ALGON, a.s. | 28420403 | | | Detail |
| Detail | Algotech, a.s. | 24775487 | | | Detail |
| Detail | ALIMEX s.r.o. | 49613529 | Czech Republic | CZ020 | Detail |
| Detail | ALIMPEX FOOD a.s. | 47115807 | | | Detail |
| Detail | ALIMPEX - Louny spol. s r.o. | 26119773 | | | Detail |
| Detail | AL INVEST Břidličná, a.s. | 27376184 | Another legal entity | CZ080 | Detail |
| Detail | ALKA HOLDING spol. s r.o. | 49814664 | | | Detail |
| Detail | ALKOVAS, s.r.o. | 27108538 | | | Detail |
| Detail | alkus IMG s.r.o. | 26082951 | Another entity | CZ | Detail |
| Detail | ALL4FVE, s.r.o. | 09238140 | | | Detail |
| Detail | Allen Overy Shearman Sterling (Czech Republic) LLP, organizační složka | 28507436 | Another legal entity | CZ | Detail |
| Detail | ALL FOR FLY s.r.o. | 03419631 | | | Detail |
| Detail | Allgene s.r.o. | 07449429 | | | Detail |
| Detail | Alliance Healthcare s.r.o. | 14707420 | | | Detail |
| Detail | Allianz pojišťovna, a.s. | 47115971 | | | Detail |
| Detail | Allied Mobility, s.r.o. | 21055475 | | | Detail |
| Detail | Allium, s.r.o. | 60703521 | | | Detail |
| Detail | Allo Tender s.r.o. | 24658031 | | | Detail |
| Detail | Alloy s.r.o. | 04044622 | | | Detail |
| Detail | alma aqua s.r.o. | 14362856 | | | Detail |
| Detail | ALMA PNEU s.r.o. | 25392344 | | | Detail |
| Detail | ALMAPRO, s.r.o. | 24150134 | | | Detail |
| Detail | Alois Valášek, Dis. | 62765876 | | | Detail |
| Detail | Alois Vokurka | 40058441 | Another legal entity | CZ020 | Detail |
| Detail | ALPER a.s. | 27126226 | Another legal entity | CZ072 | Detail |
| Detail | AlphaCon, spol. s r.o. | 47118105 | | | Detail |
| Detail | Alphaserver s.r.o. | 06196675 | | | Detail |
| Detail | Alprim CZ s.r.o. | 28811470 | | | Detail |
| Detail | ALS Czech Republic, s.r.o. | 27407551 | | | Detail |
| Detail | ALTAIR SOLUTIONS s.r.o. | 03742857 | | | Detail |
| Detail | ALTEA IT REAL s.r.o. | 29090393 | | | Detail |
| Detail | Altec spol. s r. o. | 00198064 | | | Detail |
| Detail | ALTEL Czech s.r.o. | 26410419 | | | Detail |
| Detail | ALTEPRO solutions a.s. | 03665496 | | | Detail |
| Detail | Alternetivo s.r.o. | 25098314 | | | Detail |
| Detail | ALTER, s.r.o. | 47473266 | | | Detail |
| Detail | Altic Point s.r.o. | 02915987 | | | Detail |
| Detail | ALTIPRO CZ s.r.o. | 23624469 | | | Detail |
| Detail | ALTIS SECURITY, s.r.o. | 25713701 | | | Detail |
| Detail | Altium International s.r.o. | 25791079 | Another legal entity | CZ | Detail |
| Detail | ALTOMA spol. s r.o. | 09140794 | | | Detail |
| Detail | ALTRON, a.s. | 64948251 | | | Detail |
| Detail | ALTRYSS s.r.o. | 63148226 | | | Detail |
| Detail | ALTUS Training Center, spol. s r.o. | 25791940 | | | Detail |
| Detail | Alumbrado s.r.o. | 29194911 | Another legal entity | CZ | Detail |
| Detail | ALUSAN s.r.o. | 09935711 | Czech Republic | CZ031 | Detail |
| Detail | ALVAO s.r.o. | 25561561 | | | Detail |
| Detail | ALVAT s.r.o. | 24135861 | | | Detail |
| Detail | ALVEL, a.s. | 29305322 | Another legal entity | CZ06 | Detail |
| Detail | ALVE spol. s r.o. | 46970258 | | | Detail |
| Detail | ALWAID s.r.o. | 26897831 | Czech Republic | CZ064 | Detail |
| Detail | ALWIL Medical s.r.o. | 43227791 | | | Detail |
| Detail | AlzheimerChain Foundation s.r.o. | 08810711 | Another legal entity | CZ010 | Detail |
| Detail | AMADEUS FIN, spol. s r.o. | 25154354 | Another entity | CZ | Detail |
| Detail | AMAR INSTALACE s.r.o. | 27120392 | | | Detail |
| Detail | AMARO AUTODÍLY s.r.o. | 26871335 | | | Detail |
| Detail | AMBI-Elektro s.r.o. | 08951900 | Czech Republic | CZ052 | Detail |
| Detail | AMBÓ ,s.r.o. | 27110095 | | | Detail |
| Detail | AMBRA - Group, s.r.o. | 25379887 | | | Detail |
| Detail | AMBULANCE MEDITRANS s.r.o. | 43874681 | | | Detail |
| Detail | Ambulance - van Doornik - MMN, spol. s r.o. | 25257609 | Another legal entity | CZ051 | Detail |
| Detail | AMCOBEX Information Technologies s.r.o. | 48909092 | | | Detail |
| Detail | AM energstav s.r.o. | 27816419 | | | Detail |
| Detail | AMESA s.r.o. | 25593374 | | | Detail |
| Detail | A.M.I. - Analytical Medical Instruments, s.r.o. | 63983524 | | | Detail |
| Detail | AMICA CENTRUM s.r.o. | 18233392 | Another legal entity | CZ041 | Detail |
| Detail | AMI Communications, spol. s r.o. | 63077370 | | | Detail |
| Detail | AMILO s.r.o. | 48529214 | Another entity | CZ080 | Detail |
| Detail | AMI Praha a.s. | 25715909 | | | Detail |
| Detail | AMIRO, s.r.o. | 60464666 | | | Detail |
| Detail | AMISAMIS s.r.o. | 07375395 | | | Detail |
| Detail | Amitera s.r.o. | 24264687 | | | Detail |
| Detail | AMPARA s.r.o. | 26098261 | Another legal entity | CZ031 | Detail |
| Detail | A M R SYSTEM s.r.o. | 29448832 | | | Detail |
| Detail | AMTEK Motory s.r.o. | 17141044 | | | Detail |
| Detail | AMT Hrotovice, spol. s r.o. | 49433962 | | | Detail |
| Detail | Amun Pro s. r. o. | 06369201 | | | Detail |
| Detail | Amylon, a.s. | 60108771 | Another legal entity | CZ063 | Detail |
| Detail | ANAMET s.r.o. | 25652150 | | | Detail |
| Detail | Andrea Litterbachová | 11990767 | | | Detail |